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K8AB
Eight slim models featuring a variety of innovative new functions
Data Sheet (2815KB)
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K8AB-AS
Single-phase Current Relay
Input Range
| Model | Range * | Connection terminal | Measuring current | Input impedance | Overload capacity |
| K8AB-AS1 | 0 to 20 mA AC/DC | I1-COM | 2 to 20 mA AC/DC, 10 to 100 mA AC/DC, 50 to 500 mA AC/DC | Approx. 5 Ω | Continuous input : 120% of maximum input 1 s max. : 150% of maximum input |
| 0 to 100 mA AC/DC | I2-COM | Approx. 1 Ω | |||
| 0 to 500 mA AC/DC | I3-COM | Approx. 0.2 Ω | |||
| K8AB-AS2 | 0 to 1 A AC/DC | I1-COM | 0.1 to 1 A AC/DC, 0.5 to 5 A AC/DC, 0.8 to 8 A AC/DC | Approx. 0.12 Ω (Load : 0.5 VA) | |
| 0 to 5 A AC/DC | I2-COM | Approx. 0.02 Ω (Load : 1.5 VA) | |||
| 0 to 8 A AC/DC | I3-COM | Approx. 0.02 Ω (Load : 3 VA) | |||
| K8AB-AS3 | 0 to 100 A AC | I2-COM | 10 to 100 A AC, 20 to 200 A AC (See note.) | Using OMRON CT | Continuous input : 120% of maximum input 30 s max. : 200% of maximum input 1 s max. : 600% of maximum input |
| 0 to 200 A AC | I3-COM | Using OMRON CT |
Note:The K8AB-AS3 is designed to be used in combination with an OMRON K8AC-CT200L Current Transformer (CT). (Direct input is not possible.)
*The range is selected using connected terminals.
Ratings
| Power supply voltage | Isolated power supply | 24 VDC, 24 VAC, 100 to 115 VAC, 200 to 230 VAC |
| Power consumption | 24 VDC: 1 W max. 24 VAC: 4 VA max. 100 to 115 VAC: 4 VA max. 200 to 230 VAC: 5 VA max. | |
| Operating value setting range (SV) | 10% to 100% of maximum measuring current K8AB-AS1: 2 to 20 mA AC/DC 10 to 100 mA AC/DC 50 to 500 mA AC/DC K8AB-AS2: 0.1 to 1 A AC/DC 0.5 to 5 A AC/DC 0.8 to 8 A AC/DC K8AB-AS3: When used together with a K8AC-CT200L Current Transformer 10 to 100 A AC 20 to 200 A AC | |
| Operating value | 100% operation at set value | |
| Reset value setting range (HYS.) | 5% to 50% of operating value | |
| Reset method | Manual reset/automatic reset (switchable) Note: Manual reset: Turn OFF power supply for 1 s or longer. | |
| Operating time setting range (T) | 0.1 to 30 s | |
| Startup lock time setting range (LOCK) Note: Enabled only for overcurrent operation. | 0 to 30 s (The startup lock timer starts when the input has reached approximately 30% or more of the set value.) Note: Enabled only for overcurrent operation. | |
| Indicators | Power (PWR): Green, Relay output (RY): Yellow, Alarm outputs (ALM): Red | |
| Input impedance | Refer to Datasheet. | |
| Output relays | One SPDT relay (NO/NC switched using DIP switch.) | |
| Output relay ratings | Rated load Resistive load 6 A at 250 VAC (cosΦ = 1) 6 A at 30 VDC (L/R = 0 ms) Inductive load 1 A at 250 VAC (cos Φ = 0.4) 1 A at 30 VDC (L/R = 7 ms) Maximum contact voltage: 250 VAC Maximum contact current: 6 A AC Maximum switching capacity: 1,500 VA Minimum load: 10 mA at 5 VDC Mechanical life: 10,000,000 operations Electrical life: Make: 50,000 times, Break: 30,000 times | |
| Ambient operating temperature | -20 to 60°C (with no condensation or icing) | |
| Storage temperature | -40 to 70°C (with no condensation or icing) | |
| Ambient operating humidity | 25% to 85% (with no condensation) | |
| Storage humidity | 25% to 85% (with no condensation) | |
| Altitude | 2,000 m max. | |
| Terminal screw tightening torque | 0.49 Nm | |
| Terminal wiring method | Recommended wire Solid wire: 2.5 mm2 Twisted wires: AWG16, AWG18 Note: 1. Ferrules with insulating sleeves must be used with twisted wires. 2. Two wires can be twisted together. Recommended ferrules Al 1,5-8BK (for AWG16) manufactured by Phoenix Contact Al 1-8RD (for AWG18) manufactured by Phoenix Contact Al 0,75-8GY (for AWG18) manufactured by Phoenix Contact | |
| Case color | Munsell 5Y8/1 | |
| Case material | PBT/ABS resin (self-extinguishing resin) UL94-V0 | |
| Weight | Approx. 130 g | |
| Mounting | Mounted to DIN Track or via M4 screws (tightening torque: 1.2 Nm) | |
| Dimensions | 22.5 (W) × 90 (H) × 100 (D) mm | |
Specifications
| Allowable power supply voltage range | 85% to 110% of power supply voltage | |
| Allowable power supply frequency range | 50/60 Hz ±5 Hz | |
| Input frequency range | K8AB-AS1 and K8AB-AS2: DC input or AC input (45 to 65 Hz) K8AB-AS3: AC input (45 to 65 Hz) | |
| Overload capacity | K8AB-AS1 and K8AB-AS2: Continuous input: 120% of maximum input, 1 s max.: 150% of maximum input. K8AB-AS3: Continuous input: 120% of maximum input, 30 s max.: 200% of maximum input, 1 s max.: 600% of maximum input Note: Overload capacity of primary side of CT. | |
| Setting error | Operating value | Set value ± 10% full scale |
| Reset value | ||
| Operating time | ||
| Startup lock time | ||
| Repeat error | Operating value | Operating value ±2% Error calculation: Error = ((Maximum operating value - Minimum operating value (over 10 operations))/2)/Average value × 100% |
| Reset value | Reset value ±2% Error calculation: Error = ((Maximum reset value - Minimum reset value (over 10 resets))/2)/Average value × 100% | |
| Operating time | Operating time repeat error: ±50 ms Overcurrent: Measured when input suddenly changes from 0% to 120% of setting. Undercurrent: Measured when input suddenly changes from 120% to 0% of setting. | |
| Startup lock time | Startup lock time repeat error: ±50 ms (measured at sudden change from 0% to 120% of setting) | |
| Temperature influence | Operating value Drift based on measured value at standard temperature: - 20 ° C to standard temperature: ±1,000 ppm/°C max. Standard temperature to 60°C : ±1,000 ppm/°C max. (Humidity: 25% to 80%) Operating time Fluctuation based on measured value at standard temperature: - 20°C to standard temperature: ± 10% max. Standard temperature to 60°C : ± 10% max. (Humidity: 25% to 80%) | |
| Humidity influence | Operating value Based on ambient humidity of 65% 25% to 80%: ± 5% max. Operating time Based on ambient room humidity 25% to 80%: ± 10% max. | |
| Influence of power supply voltage | Operating value: ± 5% max. Operating time: ± 10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Influence of power supply frequency | Operating value: ±5% max. (at 45 to 65 Hz) Operating time: ±10% max. (at 45 to 65 Hz) Note: The error in the operating value and operating time under standard conditions. | |
| Influence of input frequency | Operating value (45 to 65 Hz) K8AB-AS1 and K8AB-AS2: ± 5% max. K8AB-AS3: ± 10% max. Operating time (45 to 65 Hz) ± 10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Applicable standards | Conforming standards | EN60255-5 and EN60255-6 Installation environment (Pollution Degree 2, Overvoltage Category III) |
| EMC | EN61326 | |
| Insulation resistance | 20 MΩ min. Between external terminals and case Between power supply terminals and input terminals (excluding models with DC power supply) Between power supply terminals and output terminals Between input terminals and output terminals | |
| Dielectric strength | 2,000 VAC for one minute Between external terminals and case Between power supply terminals and input terminals (excluding models with DC power supply) Between power supply terminals and output terminals Between input terminals and output terminals | |
| Noise immunity | 1,500 V power supply terminal common/normal mode Square-wave noise of ±1 μ s/100 ns pulse width with 1-ns rise time | |
| Vibration resistance | Frequency 10 to 55 Hz, 0.35-mm single amplitude, acceleration 50 m/s2 10 sweeps of 5 min each in X, Y, and Z directions | |
| Shock resistance | 100 m/s2, 3 times each in 6 directions along three axes (up/down, left/right, forward/backward) | |
| Degree of protection | Terminal section: Finger protection | |
K8AB-VS
Single-phase Voltage Relay
Input Range
| Model | Range* | Connection terminal | Measuring voltage | Input impedance | Overload capacity |
| K8AB-VS1 | 0 to 60 mV AC/DC | V1-COM | 6 to 60 mV AC/DC, 10 to 100 mV AC/DC, 30 to 300 mV AC/DC | Approx. 220 kΩ | Continuous input : 115% of maximum input 10 s max. : 125% of maximum input |
| 0 to 100 mV AC/DC | V2-COM | Approx. 230 kΩ | |||
| 0 to 300 mV AC/DC | V3-COM | Approx. 260 kΩ | |||
| K8AB-VS2 | 0 to 10 V AC/DC | V1-COM | 1 to 10 V AC/DC, 3 to 30 V AC/DC, 15 to 150 V AC/DC | Approx. 120 kΩ | |
| 0 to 30 V AC/DC | V2-COM | Approx. 320 kΩ | |||
| 0 to 150 V AC/DC | V3-COM | Approx. 1.6 MΩ | |||
| K8AB-VS3 | 0 to 200 V AC/DC | V1-COM | 20 to 200 V AC/DC, 30 to 300 V AC/DC, 60 to 600 V AC/DC | Approx. 1.2 MΩ | |
| 0 to 300 V AC/DC | V2-COM | Approx. 1.7 MΩ | |||
| 0 to 600 V AC/DC | V3-COM | Approx. 3.1 MΩ |
*The range is selected using connected terminals.
Ratings
| Power supply voltage | Isolated power supply | 24 VDC, 24 VAC, 100 to 115 VAC, 200 to 230 VAC |
| Power consumption | 24 VDC: 1 W max. 24 VAC: 4 VA max. 100 to 115 VAC: 4 VA max. 200 to 230 VAC: 5 VA max. | |
| Operating value setting range (SV) | 10% to 100% of maximum measuring voltage K8AB-VS1: 6 to 60 mV AC/DC 10 to 100 mV AC/DC 30 to 300 mV AC/DC K8AB-VS2: 1 to 10 V AC/DC 3 to 30 V AC/DC 15 to 150 V AC/DC K8AB-VS3: 20 to 200 V AC/DC 30 to 300 V AC/DC 60 to 600 V AC/DC | |
| Operating value | 100% operation at set value | |
| Reset value setting range (HYS.) | 5% to 50% of operating value | |
| Reset method | Manual reset/automatic reset (switchable) Note: Manual reset: Turn OFF power supply for 1 s or longer. | |
| Operating time setting range (T) | 0.1 to 30 s | |
| Power ON lock time (LOCK) | 1 s or 5 s (Switched using DIP switch.) | |
| Indicators | Power (PWR): Green, Relay output (RY): Yellow, Alarm outputs (ALM): Red | |
| Input impedance | Refer to Datasheet. | |
| Output relays | One SPDT relay (NO/NC switched using DIP switch.) | |
| Output relay ratings | Rated load Resistive load 6 A at 250 VAC (cosΦ = 1) 6 A at 30 VDC (L/R = 0 ms) Inductive load 1 A at 250 VAC (cos Φ = 0.4) 1 A at 30 VDC (L/R = 7 ms) Maximum contact voltage: 250 VAC Maximum contact current: 6 A AC Maximum switching capacity: 1,500 VA Minimum load: 10 mA at 5 VDC Mechanical life: 10,000,000 operations Electrical life: Make: 50,000 times, Break: 30,000 times | |
| Ambient operating temperature | -20 to 60°C (with no condensation or icing) | |
| Storage temperature | -40 to 70°C (with no condensation or icing) | |
| Ambient operating humidity | 25% to 85% (with no condensation) | |
| Storage humidity | 25% to 85% (with no condensation) | |
| Altitude | 2,000 m max. | |
| Terminal screw tightening torque | 0.49 Nm | |
| Terminal wiring method | Recommended wire Solid wire: 2.5 mm2 Twisted wires: AWG16, AWG18 Note: 1. Ferrules with insulating sleeves must be used with twisted wires. 2. Two wires can be twisted together. Recommended ferrules Al 1,5-8BK (for AWG16) manufactured by Phoenix Contact Al 1-8RD (for AWG18) manufactured by Phoenix Contact Al 0,75-8GY (for AWG18) manufactured by Phoenix Contact | |
| Case color | Munsell 5Y8/1 | |
| Case material | PBT/ABS resin (self-extinguishing resin) UL94-V0 | |
| Weight | Approx. 130 g | |
| Mounting | Mounted to DIN Track or via M4 screws (tightening torque: 1.2 Nm) | |
| Dimensions | 22.5 (W) × 90 (H) × 100 (D) mm | |
Specifications
| Allowable power supply voltage range | 85% to 110% of power supply voltage | |
| Allowable power supply frequency range | 50/60 Hz ±5 Hz | |
| Input frequency range | DC input or AC input (40 to 500 Hz) | |
| Overload capacity | Continuous input: 115% of maximum input, 10 s max.: 125% of maximum input | |
| Setting error | Operating value | Set value ± 10% full scale |
| Reset value | ||
| Operating time | ||
| Power ON lock time | Set value ± 0.5 s | |
| Repeat error | Operating value | Operating value ±2% Error calculation: Error = ((Maximum operating value - Minimum operating value (over 10 operations))/2)/Average value × 100% |
| Reset value | Reset value ±2% Error calculation: Error = ((Maximum reset value - Minimum reset value (over 10 resets))/2)/Average value × 100% | |
| Operating time | Operating time repeat error: ±50 ms Overvoltage: Measured when input suddenly changes from 0% to 120% of setting. Undervoltage: Measured when input suddenly changes from 120% to 0% of setting. | |
| Power ON lock time | Power ON lock time repeat error: ±0.5 s (The operating time when the operating time is set to the minimum value and the power supply suddenly changes from 0% to 100%.) | |
| Temperature influence | Operating value Drift based on measured value at standard temperature: - 20 ° C to standard temperature: ±1,000 ppm/°C max. Standard temperature to 60°C : ±1,000 ppm/°C max. (Humidity: 25% to 80%) Operating time Fluctuation based on measured value at standard temperature: - 20°C to standard temperature: ± 10% max. Standard temperature to 60°C : ± 10% max. (Humidity: 25% to 80%) | |
| Humidity influence | Operating value Based on ambient humidity of 65% 25% to 80%: ± 5% max. Operating time Based on ambient room humidity 25% to 80%: ± 10% max. | |
| Influence of power supply voltage | Operating value: ± 5% max. Operating time: ± 10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Influence of power supply frequency | Operating value: ±5% max. (at 45 to 65 Hz) Operating time: ±10% max. (at 45 to 65 Hz) Note: The error in the operating value and operating time under standard conditions. | |
| Influence of input frequency | At 40 to 500 Hz Operating value ± 5% max. Operating time ± 10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Applicable standards | Conforming standards | EN60255-5 and EN60255-6 Installation environment (Pollution Degree 2, Overvoltage Category III) |
| EMC | EN61326 | |
| Safety standards | UL508 | |
| Insulation resistance | 20 MΩ min. Between external terminals and case Between power supply terminals and input terminals (excluding models with DC power supply) Between power supply terminals and output terminals Between input terminals and output terminals | |
| Dielectric strength | 2,000 VAC for one minute Between external terminals and case Between power supply terminals and input terminals (excluding models with DC power supply) Between power supply terminals and output terminals Between input terminals and output terminals | |
| Noise immunity | 1,500 V power supply terminal common/normal mode Square-wave noise of ±1 μ s/100 ns pulse width with 1-ns rise time | |
| Vibration resistance | Frequency 10 to 55 Hz, 0.35-mm single amplitude, acceleration 50 m/s2 10 sweeps of 5 min each in X, Y, and Z directions | |
| Shock resistance | 100 m/s2, 3 times each in 6 directions along three axes (up/down, left/right, forward/backward) | |
| Degree of protection | Terminal section: Finger protection | |
K8AB-VW
Single-phase Voltage Relay
Input Range
| Model | Range* | Connection terminal | Measuring voltage | Input impedance | Overload capacity |
| K8AB-VW1 | 0 to 60 mV AC/DC | V1-COM | 6 to 60 mV AC/DC, 10 to 100 mV AC/DC, 30 to 300 mV AC/DC | Approx. 220 kΩ | Continuous input : 115% of maximum input 10 s max. : 125% of maximum input |
| 0 to 100 mV AC/DC | V2-COM | Approx. 230 kΩ | |||
| 0 to 300 mV AC/DC | V3-COM | Approx. 260 kΩ | |||
| K8AB-VW2 | 0 to 10 V AC/DC | V1-COM | 1 to 10 V AC/DC, 3 to 30 V AC/DC, 15 to 150 V AC/DC | Approx. 120 kΩ | |
| 0 to 30 V AC/DC | V2-COM | Approx. 320 kΩ | |||
| 0 to 150 V AC/DC | V3-COM | Approx. 1.6 MΩ | |||
| K8AB-VW3 | 0 to 200 V AC/DC | V1-COM | 20 to 200 V AC/DC, 30 to 300 V AC/DC, 60 to 600 V AC/DC | Approx. 1.2 MΩ | |
| 0 to 300 V AC/DC | V2-COM | Approx. 1.7 MΩ | |||
| 0 to 600 V AC/DC | V3-COM | Approx. 3.1 MΩ |
*The range is selected using connected terminals.
Ratings
| Power supply voltage | Isolated power supply | 24 VDC, 24 VAC, 100 to 115 VAC, 200 to 230 VAC |
| Power consumption | 24 VDC: 1 W max. 24 VAC: 4 VA max. 100 to 115 VAC: 4 VA max. 200 to 230 VAC: 5 VA max. | |
| Operating value setting range (AL1 and AL2) | 10% to 100% of maximum measuring voltage K8AB-VW1: 6 to 60 mV AC/DC 10 to 100 mV AC/DC 30 to 300 mV AC/DC K8AB-VW2: 1 to 10 V AC/DC 3 to 30 V AC/DC 15 to 150 V AC/DC K8AB-VW3: 20 to 200 V AC 30 to 300 V AC 60 to 600 V AC | |
| Operating value | 100% operation at set value | |
| Reset value | 5% of operating value (fixed) | |
| Reset method | Manual reset/automatic reset (switchable) Note: Manual reset: Turn OFF power supply for 1 s or longer. | |
| Operating time setting range (T) | 0.1 to 30 s | |
| Power ON lock time (LOCK) | 1 s or 5 s (Switched using DIP switch.) | |
| Indicators | Power (PWR): Green, Relay output (RY): Yellow, Alarm outputs (ALM): Red | |
| Input impedance | Refer to Datasheet. | |
| Output relays | Two SPDT relays (NC operation) | |
| Output relay ratings | Rated load Resistive load 6 A at 250 VAC (cosΦ = 1) 6 A at 30 VDC (L/R = 0 ms) Inductive load 1 A at 250 VAC (cos Φ = 0.4) 1 A at 30 VDC (L/R = 7 ms) Maximum contact voltage: 250 VAC Maximum contact current: 6 A AC Maximum switching capacity: 1,500 VA Minimum load: 10 mA at 5 VDC Mechanical life: 10,000,000 operations Electrical life: Make: 50,000 times, Break: 30,000 times | |
| Ambient operating temperature | -20 to 60°C (with no condensation or icing) | |
| Storage temperature | -40 to 70°C (with no condensation or icing) | |
| Ambient operating humidity | 25% to 85% (with no condensation) | |
| Storage humidity | 25% to 85% (with no condensation) | |
| Altitude | 2,000 m max. | |
| Terminal screw tightening torque | 0.49 Nm | |
| Terminal wiring method | Recommended wire Solid wire: 2.5 mm2 Twisted wires: AWG16, AWG18 Note: 1. Ferrules with insulating sleeves must be used with twisted wires. 2. Two wires can be twisted together. Recommended ferrules Al 1,5-8BK (for AWG16) manufactured by Phoenix Contact Al 1-8RD (for AWG18) manufactured by Phoenix Contact Al 0,75-8GY (for AWG18) manufactured by Phoenix Contact | |
| Case color | Munsell 5Y8/1 | |
| Case material | PBT/ABS resin (self-extinguishing resin) UL94-V0 | |
| Weight | Approx. 140 g | |
| Mounting | Mounted to DIN Track or via M4 screws (tightening torque: 1.2 Nm) | |
| Dimensions | 22.5 (W) × 90 (H) × 100 (D) mm | |
Specifications
| Allowable power supply voltage range | 85% to 110% of power supply voltage | |
| Allowable power supply frequency range | 50/60 Hz ±5 Hz | |
| Input frequency range | 40 to 500 Hz | |
| Overload capacity | Continuous input: 115% of maximum input, 10 s max.: 125% of maximum input | |
| Setting error | Operating value | Set value ± 10% full scale |
| Operating time | ||
| Power ON lock time | Set value ± 0.5 s | |
| Repeat error | Operating value | Operating value ±2% Error calculation: Error = ((Maximum operating value - Minimum operating value (over 10 operations))/2)/Average value × 100% |
| Reset value | Overvoltage Operating value × 95% ±2% Undervoltage Operating value × 105% ±2% Error calculation: Error = ((Maximum reset value - Minimum reset value (over 10 resets))/2)/Average value × 100% | |
| Operating time | Operating time repeat error: ±50 ms Overvoltage: Measured when input suddenly changes from 0% to 120% of setting. Undervoltage: Measured when input suddenly changes from 120% to 0% of setting. | |
| Power ON lock time | Power ON lock time repeat error: ±0.5 s (The operating time when the operating time is set to the minimum value and the power supply suddenly changes from 0% to 100%.) | |
| Temperature influence | Operating value Drift based on measured value at standard temperature: - 20 ° C to standard temperature: ±1,000 ppm/°C max. Standard temperature to 60°C : ±1,000 ppm/°C max. (Humidity: 25% to 80%) Operating time Fluctuation based on measured value at standard temperature: - 20°C to standard temperature: ± 10% max. Standard temperature to 60°C : ± 10% max. (Humidity: 25% to 80%) | |
| Humidity influence | Operating value Based on ambient humidity of 65% 25% to 80%: ± 5% max. Operating time Based on ambient room humidity 25% to 80%: ± 10% max. | |
| Influence of power supply voltage | Operating value: ± 5% max. Operating time: ± 10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Influence of power supply frequency | Operating value: ±5% max. (at 45 to 65 Hz) Operating time: ±10% max. (at 45 to 65 Hz) Note: The error in the operating value and operating time under standard conditions. | |
| Influence of input frequency | At 40 to 500 Hz Operating value ±5% max. Operating time ±10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Applicable standards | Conforming standards | EN60255-5 and EN60255-6 Installation environment (Pollution Degree 2, Overvoltage Category III) |
| EMC | EN61326 | |
| Safety standards | UL508 | |
| Insulation resistance | 20 MΩ min. Between external terminals and case Between power supply terminals and input terminals (excluding models with DC power supply) Between power supply terminals and output 1 terminals Between power supply terminals and output 2 terminals Between input terminals and output 1 terminals Between input terminals and output 2 terminals Between output 1 terminals and output 2 terminals | |
| Dielectric strength | 2,000 VAC for one minute Between external terminals and case Between power supply terminals and input terminals (excluding models with DC power supply) Between power supply terminals and output 1 terminals Between power supply terminals and output 2 terminals Between input terminals and output 1 terminals Between input terminals and output 2 terminals Between output 1 terminals and output 2 terminals | |
| Noise immunity | 1,500 V power supply terminal common/normal mode Square-wave noise of ±1 μ s/100 ns pulse width with 1-ns rise time | |
| Vibration resistance | Frequency 10 to 55 Hz, 0.35-mm single amplitude, acceleration 50 m/s2 10 sweeps of 5 min each in X, Y, and Z directions | |
| Shock resistance | 100 m/s2, 3 times each in 6 directions along three axes (up/down, left/right, forward/backward) | |
| Degree of protection | Terminal section: Finger protection | |
K8AB-PH
Phase-sequence Phase-loss Relay
Ratings
| Rated input voltage | Three-phase, three-wire mode, 200 to 500 VAC | |
| Input load | 15 VA max. | |
| Reversed phase and phase loss operating time | 0.1 s max. | |
| Reset method | Automatic reset | |
| Indicators | Power (PWR): Green, Relay output (RY): Yellow | |
| Output relays | One SPDT relay (NC operation) | |
| Output relay ratings | Rated load Resistive load 6 A at 250 VAC (cosΦ = 1) 6 A at 30 VDC (L/R = 0 ms) Inductive load 1 A at 250 VAC (cos Φ = 0.4) 1 A at 30 VDC (L/R = 7 ms) Maximum contact voltage: 250 VAC Maximum contact current: 6 A AC Maximum switching capacity: 1,500 VA Minimum load: 10 mA at 5 VDC Mechanical life: 10,000,000 operations Electrical life: Make: 50,000 times, Break: 30,000 times | |
| Ambient operating temperature | -20 to 60°C (with no condensation or icing) | |
| Storage temperature | -40 to 70°C (with no condensation or icing) | |
| Ambient operating humidity | 25% to 85% (with no condensation) | |
| Storage humidity | 25% to 85% (with no condensation) | |
| Altitude | 2,000 m max. | |
| Terminal screw tightening torque | 0.49 Nm | |
| Terminal wiring method | Recommended wire Solid wire: 2.5 mm2 Twisted wires: AWG16, AWG18 Note: 1. Ferrules with insulating sleeves must be used with twisted wires. 2. Two wires can be twisted together. Recommended ferrules Al 1,5-8BK (for AWG16) manufactured by Phoenix Contact Al 1-8RD (for AWG18) manufactured by Phoenix Contact Al 0,75-8GY (for AWG18) manufactured by Phoenix Contact | |
| Case color | Munsell 5Y8/1 | |
| Case material | ABS resin (self-extinguishing resin) UL94-V0 | |
| Weight | Approx. 110 g | |
| Mounting | Mounted to DIN Track or via M4 screws (tightening torque: 1.2 Nm) | |
| Dimensions | 22.5 (W) × 90 (H) × 100 (D) mm | |
Specifications
| Input voltage range | 200 to 500 VAC | |
| Input frequency range | 45 to 65 Hz | |
| Overload capacity | Continuous input: 115% of maximum input, 10 s max.: 125% of maximum input | |
| Temperature influence | Operating time Fluctuation based on measured value at standard temperature: - 20°C to standard temperature: ± 10% max. Standard temperature to 60°C : ± 10% max. (Humidity: 25% to 80%) | |
| Humidity influence | Operating time Based on ambient room humidity 25% to 80%: ± 10% max. | |
| Influence of power supply voltage | Operating time: ± 10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Influence of power supply frequency | Operating time: ±10% max. (at 45 to 65 Hz) Note: The error in the operating value and operating time under standard conditions. | |
| Influence of input frequency | At 45 to 65 Hz Operating time ±10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Applicable standards | Conforming standards | EN60255-5 and EN60255-6 Installation environment (Pollution Degree 2, Overvoltage Category III) |
| EMC | EN61326 | |
| Safety standards | UL508 | |
| Insulation resistance | 20 MΩ min. Between external terminals and case Between input terminals and output terminals | |
| Dielectric strength | 2,000 VAC for one minute Between external terminals and case Between input terminals and output terminals | |
| Noise immunity | 1,500 V power supply terminal common/normal mode Square-wave noise of ±1 μ s/100 ns pulse width with 1-ns rise time | |
| Vibration resistance | Frequency 10 to 55 Hz, 0.35-mm single amplitude, acceleration 50 m/s2 10 sweeps of 5 min each in X, Y, and Z directions | |
| Shock resistance | 100 m/s2, 3 times each in 6 directions along three axes (up/down, left/right, forward/backward) | |
| Degree of protection | Terminal section: Finger protection | |
K8AB-PM
Three-phase Phase-sequence Phase-loss Relay
Ratings
| Rated input voltage | K8AB-PM1 | Three-phase, three-wire Mode: 200, 220, 230 and 240 VAC Three-phase, four-wire Mode: 115, 127, 133 and 138 VAC |
| K8AB-PM2 | Three-phase, three-wire Mode: 380, 400, 415 and 480 VAC Three-phase, four-wire Mode: 220, 230, 240 and 277 VAC | |
| Input load | K8AB-PM1: 25 VA max. K8AB-PM2: 45 VA max. | |
| Operating value setting range (OVER, UNDER) | Overvoltage - 30% to 25% of rated input voltage Undervoltage - 30% to 25% of rated input voltage Note: The rated input voltage can be switched using the DIP switch. | |
| Operating value | 100% operation at set value | |
| Reset value | 5% of operating value (fixed) | |
| Reset method | Automatic reset | |
| Operating time setting range (T) | Overvoltage/ undervoltage | 0.1 to 30 s |
| Reversed phase/ phase loss | 0.1 s max. | |
| Startup lock time (LOCK) | 1 s or 5 s (Switched using DIP switch.) | |
| Indicators | Power (PWR): Green, Relay output (RY): Yellow, OVER/UNDER: Red | |
| Output relays | Two SPDT relays (NC operation) | |
| Output relay ratings | Rated load Resistive load 6 A at 250 VAC (cosΦ = 1) 6 A at 30 VDC (L/R = 0 ms) Inductive load 1 A at 250 VAC (cos Φ = 0.4) 1 A at 30 VDC (L/R = 7 ms) Maximum contact voltage: 250 VAC Maximum contact current: 6 A AC Maximum switching capacity: 1,500 VA Minimum load: 10 mA at 5 VDC Mechanical life: 10,000,000 operations Electrical life: Make: 50,000 times, Break: 30,000 times | |
| Ambient operating temperature | -20 to 60°C (with no condensation or icing) | |
| Storage temperature | -40 to 70°C (with no condensation or icing) | |
| Ambient operating humidity | 25% to 85% (with no condensation) | |
| Storage humidity | 25% to 85% (with no condensation) | |
| Altitude | 2,000 m max. | |
| Terminal screw tightening torque | 0.49 Nm | |
| Terminal wiring method | Recommended wire Solid wire: 2.5 mm2 Twisted wires: AWG16, AWG18 Note: 1. Ferrules with insulating sleeves must be used with twisted wires. 2. Two wires can be twisted together. Recommended ferrules Al 1,5-8BK (for AWG16) manufactured by Phoenix Contact Al 1-8RD (for AWG18) manufactured by Phoenix Contact Al 0,75-8GY (for AWG18) manufactured by Phoenix Contact | |
| Case color | Munsell 5Y8/1 | |
| Case material | ABS resin (self-extinguishing resin) UL94-V0 | |
| Weight | Approx. 130 g | |
| Mounting | Mounted to DIN Track or via M4 screws (tightening torque: 1.2 Nm) | |
| Dimensions | 22.5 (W) × 90 (H) × 100 (D) mm | |
Specifications
| Input frequency range | 45 to 65 Hz | |
| Overload capacity | Continuous input: 115% of maximum input, 10 s max.: 125% of maximum input | |
| Setting error | Operating value | Set value ±10% of full scale |
| Operating time | ||
| Startup lock time | Set value ±0.5 s | |
| Repeat error | Operating value | Operating value ±2% Error calculation: Error = ((Maximum operating value - Minimum operating value (over 10 operations))/2)/Average value × 100% |
| Reset value | Overvoltage: Operating value x 95% ±2% Undervoltage: Operating value x 105% ±2% Error calculation: Error = ((Maximum reset value - Minimum reset value (over 10 resets))/2)/Average value × 100% | |
| Operating time | Operating time repeat error: ±50 ms Overvoltage: Measured when input suddenly changes from 70% to 120% of setting. Undervoltage: Measured when input suddenly changes from 120% to 70% of setting. The input voltage, however, must be between 70% and 125% of rating. | |
| Startup lock time | Startup lock time repeat error: ±0.5 s (The operating time when the operating time is set to the minimum value and the power supply suddenly changes from 0% to 100%.) | |
| Temperature influence | Operating value Drift based on measured value at standard temperature: - 20 ° C to standard temperature: ±1,000 ppm/°C max. Standard temperature to 60°C : ±1,000 ppm/°C max. (Humidity: 25% to 80%) Operating time Fluctuation based on measured value at standard temperature: - 20°C to standard temperature: ± 10% max. Standard temperature to 60°C : ± 10% max. (Humidity: 25% to 80%) | |
| Humidity influence | Operating value Based on ambient humidity of 65% 25% to 80%: ± 5% max. Operating time Based on ambient room humidity 25% to 80%: ± 10% max. | |
| Influence of input frequency | At 45 to 65 Hz Operating value ± 5% max. Operating time ± 10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Applicable standards | Conforming standards | EN60255-5 and EN60255-6 Installation environment (Pollution Degree 2, Overvoltage Category III) |
| EMC | EN61326 | |
| Safety standards | UL508 | |
| Insulation resistance | 20 MΩ min. Between external terminals and case Between input terminals and output 1 terminals Between input terminals and output 2 terminals Between output 1 terminals and output 2 terminals | |
| Dielectric strength | 2,000 VAC for one minute Between external terminals and case Between input terminals and output 1 terminals Between input terminals and output 2 terminals Between output 1 terminals and output 2 terminals | |
| Noise immunity | 1,500 V power supply terminal common/normal mode Square-wave noise of ±1 μ s/100 ns pulse width with 1-ns rise time | |
| Vibration resistance | Frequency 10 to 55 Hz, 0.35-mm single amplitude, acceleration 50 m/s2 10 sweeps of 5 min each in X, Y, and Z directions | |
| Shock resistance | 100 m/s2, 3 times each in 6 directions along three axes (up/down, left/right, forward/backward) | |
| Degree of protection | Terminal section: Finger protection | |
K8AB-PA
Three-phase Asymmetry and Phase-sequence Phase-loss Relay
Ratings
| Rated input voltage | K8AB-PA1 | Three-phase, three-wire Mode: 200, 220, 230 and 240 VAC Three-phase, four-wire Mode: 115, 127, 133 and 138 VAC |
| K8AB-PA2 | Three-phase, three-wire Mode: 380, 400, 415 and 480 VAC Three-phase, four-wire Mode: 220, 230, 240 and 277 VAC | |
| Input load | K8AB-PA1: 25 VA max. K8AB-PA2: 45 VA max. | |
| Operating value setting range (ASY.) | Asymmetry rate: 2% to 22% | |
| Operating value | Asymmetry operating value = Rated input voltage × Asymmetry set value (%) The asymmetry operation will function when the potential difference between the highest and lowest voltage phases equals or exceeds the asymmetry operating value. | |
| Reset value setting range (HYS.) | 5% to 50% of operating value | |
| Reset method | Automatic reset | |
| Operating time setting range (T) | Asymmetry | 0.1 to 30 s |
| Reversed phase/phase loss | 0.1 s max. | |
| Startup lock time (LOCK) | 1 s or 5 s (Switched using DIP switch.) | |
| Indicators | Power (PWR): Green, Relay output (RY): Yellow, Alarm outputs (ALM): Red | |
| Output relays | One SPDT relay (NC operation) | |
| Output relay ratings | Rated load Resistive load 6 A at 250 VAC (cosΦ = 1) 6 A at 30 VDC (L/R = 0 ms) Inductive load 1 A at 250 VAC (cos Φ = 0.4) 1 A at 30 VDC (L/R = 7 ms) Maximum contact voltage: 250 VAC Maximum contact current: 6 A AC Maximum switching capacity: 1,500 VA Minimum load: 10 mA at 5 VDC Mechanical life: 10,000,000 operations Electrical life: Make: 50,000 times, Break: 30,000 times | |
| Ambient operating temperature | -20 to 60°C (with no condensation or icing) | |
| Storage temperature | -40 to 70°C (with no condensation or icing) | |
| Ambient operating humidity | 25% to 85% (with no condensation) | |
| Storage humidity | 25% to 85% (with no condensation) | |
| Altitude | 2,000 m max. | |
| Terminal screw tightening torque | 0.49 Nm | |
| Terminal wiring method | Recommended wire Solid wire: 2.5 mm2 Twisted wires: AWG16, AWG18 Note: 1. Ferrules with insulating sleeves must be used with twisted wires. 2. Two wires can be twisted together. Recommended ferrules Al 1,5-8BK (for AWG16) manufactured by Phoenix Contact Al 1-8RD (for AWG18) manufactured by Phoenix Contact Al 0,75-8GY (for AWG18) manufactured by Phoenix Contact | |
| Case color | Munsell 5Y8/1 | |
| Case material | ABS resin (self-extinguishing resin) UL94-V0 | |
| Weight | Approx. 120 g | |
| Mounting | Mounted to DIN Track or via M4 screws (tightening torque: 1.2 Nm) | |
| Dimensions | 22.5 (W) × 90 (H) × 100 (D) mm | |
Specifications
| Input frequency range | 45 to 65 Hz | |
| Overload capacity | Continuous input: 115% of maximum input, 10 s max.: 125% of maximum input | |
| Setting error | Operating value | Set value ± 10% full scale |
| Operating time | ||
| Startup lock time | Set value ± 0.5 s | |
| Repeat error | Operating value | Operating value ±2% Error calculation: Error = ((Maximum operating value - Minimum operating value (over 10 operations))/2)/Average value × 100% |
| Reset value | Operating value × 95% ±2% Error calculation: Error = ((Maximum reset value - Minimum reset value (over 10 resets))/2)/Average value × 100% | |
| Operating time | Operating time repeat error: ±50 ms Asymmetry: Measured when the input suddenly changes from the three-phase asymmetry status to a difference between the maximum and minimum phases of 120% of the asymmetry operating value. | |
| Startup lock time | Startup lock time repeat error: ±0.5 s (The operating time when the operating time is set to the minimum value and the power supply suddenly changes from 0% to 100%.) | |
| Temperature influence | Operating value Drift based on measured value at standard temperature: - 20 ° C to standard temperature: ±1,000 ppm/°C max. Standard temperature to 60°C : ±1,000 ppm/°C max. (Humidity: 25% to 80%) Operating time Fluctuation based on measured value at standard temperature: - 20°C to standard temperature: ± 10% max. Standard temperature to 60°C : ± 10% max. (Humidity: 25% to 80%) | |
| Humidity influence | Operating value Based on ambient humidity of 65% 25% to 80%: ± 5% max. Operating time Based on ambient room humidity 25% to 80%: ± 10% max. | |
| Influence of input frequency | At 45 to 65 Hz Operating value ±5% max. Operating time ±10% max. Note: The error in the operating value and operating time under standard conditions. | |
| Applicable standards | Conforming standards | EN60255-5 and EN60255-6 Installation environment (Pollution Degree 2, Overvoltage Category III) |
| EMC | EN61326 | |
| Safety standards | UL508 | |
| Insulation resistance | 20 MΩ min. Between external terminals and case Between input terminals and output terminals | |
| Dielectric strength | 2,000 VAC for one minute Between external terminals and case Between input terminals and output terminals | |
| Noise immunity | 1,500 V power supply terminal common/normal mode Square-wave noise of ±1 μ s/100 ns pulse width with 1-ns rise time | |
| Vibration resistance | Frequency 10 to 55 Hz, 0.35-mm single amplitude, acceleration 50 m/s2 10 sweeps of 5 min each in X, Y, and Z directions | |
| Shock resistance | 100 m/s2, 3 times each in 6 directions along three axes (up/down, left/right, forward/backward) | |
| Degree of protection | Terminal section: Finger protection | |
K8AB-PW
Three-phase Voltage Relay
Ratings
| Rated input voltage | K8AB-PW1 | Three-phase, three-wire Mode: 200, 220, 230 and 240 VAC Three-phase, four-wire Mode: 115, 127, 133 and 138 VAC |
| K8AB-PW2 | Three-phase, three-wire Mode: 380, 400, 415 and 480 VAC Three-phase, four-wire Mode: 220, 230, 240 and 277 VAC | |
| Input load | K8AB-PW1: 25 VA max. K8AB-PW2: 45 VA max. | |
| Operating value setting range (OVER, UNDER) | Overvoltage -30% to 25% of rated input voltage Undervoltage -30% to 25% of rated input voltage Note: The rated input voltage can be switched using the DIP switch. | |
| Operating value | 100% operation at set value | |
| Reset value | 5% of operating value (fixed) | |
| Reset method | Automatic reset | |
| Operating time setting range (T) | Overvoltage and undervoltage: 0.1 to 30 s | |
| Startup lock time (LOCK) | 1 s or 5 s (Switched using DIP switch.) | |
| Indicators | Power (PWR): Green, Relay output (RY): Yellow, OVER/UNDER: Red | |
| Output relays | Two SPDT relays (NC operation) | |
| Output relay ratings | Rated load Resistive load 6 A at 250 VAC (cosΦ = 1) 6 A at 30 VDC (L/R = 0 ms) Inductive load 1 A at 250 VAC (cos Φ = 0.4) 1 A at 30 VDC (L/R = 7 ms) Maximum contact voltage: 250 VAC Maximum contact current: 6 A AC Maximum switching capacity: 1,500 VA Minimum load: 10 mA at 5 VDC Mechanical life: 10,000,000 operations Electrical life: Make: 50,000 times, Break: 30,000 times | |
| Ambient operating temperature | -20 to 60°C (with no condensation or icing) | |
| Storage temperature | -40 to 70°C (with no condensation or icing) | |
| Ambient operating humidity | 25% to 85% (with no condensation) | |
| Storage humidity | 25% to 85% (with no condensation) | |
| Altitude | 2,000 m max. | |
| Terminal screw tightening torque | 0.49 Nm | |
| Terminal wiring method | Recommended wire Solid wire: 2.5 mm2 Twisted wires: AWG16, AWG18 Note: 1. Ferrules with insulating sleeves must be used with twisted wires. 2. Two wires can be twisted together. Recommended ferrules Al 1,5-8BK (for AWG16) manufactured by Phoenix Contact Al 1-8RD (for AWG18) manufactured by Phoenix Contact Al 0,75-8GY (for AWG18) manufactured by Phoenix Contact | |
| Case color | Munsell 5Y8/1 | |
| Case material | ABS resin (self-extinguishing resin) UL94-V0 | |
| Weight | Approx. 130 g | |
| Mounting | Mounted to DIN Track or via M4 screws (tightening torque: 1.2 Nm) | |
| Dimensions | 22.5 (W) × 90 (H) × 100 (D) mm | |
Specifications
| Input frequency range | 45 to 65 Hz | |
| Overload capacity | Continuous input: 115% of maximum input, 10 s max.: 125% of maximum input | |
| Setting error | Operating value | Set value ±10% of rated input voltage |
| Operating time | ||
| Startup lock time | Set value ±0.5 s | |
| Repeat error | Operating value | Operating value ±2% Error calculation: Error = ((Maximum operating value - Minimum operating value (over 10 operations))/2)/Average value × 100% |
| Reset value | Overvoltage: Operating value x 95% ±2% Undervoltage: Operating value x 105% ±2% Error calculation: Error = ((Maximum reset value - Minimum reset value (over 10 resets))/2)/ Average value × 100% | |
| Operating time | Operating time repeat error: ±50 ms Overvoltage: Measured when input suddenly changes from 70% to 120% of setting. Undervoltage: Measured when input suddenly changes from 120% to 70% of setting. The input voltage, however, must be between 70% and 125% of rating. | |
| Startup lock time | Startup lock time repeat error: ±0.5 s (The operating time when the operating time is set to the minimum value and the power supply suddenly changes from 0% to 100%.) | |
| Temperature influence | Operating value Drift based on measured value at standard temperature: - 20 ° C to standard temperature: ±1,000 ppm/°C max. Standard temperature to 60°C : ±1,000 ppm/°C max. (Humidity: 25% to 80%) Operating time Fluctuation based on measured value at standard temperature: - 20°C to standard temperature: ± 10% max. Standard temperature to 60°C : ± 10% max. (Humidity: 25% to 80%) | |
| Humidity influence | Operating value Based on ambient humidity of 65% 25% to 80%: ± 5% max. Operating time Based on ambient room humidity 25% to 80%: ± 10% max. | |
| Influence of input frequency | At 45 to 65 Hz Operating value ± 5% Operating time ± 10% Note: The error in the operating value and operating time under standard conditions. | |
| Applicable standards | Conforming standards | EN60255-5 and EN60255-6 Installation environment (Pollution Degree 2, Overvoltage Category III) |
| EMC | EN61326 | |
| Safety standards | UL508 | |
| Insulation resistance | 20 MΩ min. Between external terminals and case Between input terminals and output 1 terminals Between input terminals and output 2 terminals Between output 1 terminals and output 2 terminals | |
| Dielectric strength | 2,000 VAC for one minute Between external terminals and case Between input terminals and output 1 terminals Between input terminals and output 2 terminals Between output 1 terminals and output 2 terminals | |
| Noise immunity | 1,500 V power supply terminal common/normal mode Square-wave noise of ±1 μ s/100 ns pulse width with 1-ns rise time | |
| Vibration resistance | Frequency 10 to 55 Hz, 0.35-mm single amplitude, acceleration 50 m/s2 10 sweeps of 5 min each in X, Y, and Z directions | |
| Shock resistance | 100 m/s2, 3 times each in 6 directions along three axes (up/down, left/right, forward/backward) | |
| Degree of protection | Terminal section: Finger protection | |
Note:The reset value is valid only for automatic resets.
Caution: In the interenst of product improvement, specifications are subject to change without notice.
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