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D4A-4510N

General-purpose Limit Switch

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General-purpose Limit switches, General load, IP67, Snap action, 4-circuit double break type, DPST-NO/DPST-NC, Top plunger

Shape/Structure General-purpose Limit switches
Actuator Top plunger
Roller
Operation type Simultaneous operation type
Contact configuration 4-circuit double break type
Load General load
Degree of protection IP67
NEMA250: Type1, 2, 3, 4, 4X, 5, 6P, 12, 13

Item list of D4A-[]N

  • Ratings / Performance

As of January 1, 2018

Shape/StructureGeneral-purpose Limit switches
Service lifeGeneral type
Operating mechanismSnap action
ActuatorTop plunger
Roller
Operation typeSimultaneous operation type
Frequency50/60 Hz
Contact configuration4-circuit double break type
Contact formDPST-NO/DPST-NC
LoadGeneral load
Ratings (AC): Non-Inductive loadRated voltage: 125 VAC / Resistive load: 5 A(NC) 5 A(NO) / Lamp load: 2 A(NC) 2 A(NO)
Rated voltage: 250 VAC / Resistive load: 3 A(NC) 3 A(NO) / Lamp load: 1 A(NC) 1 A(NO)
Rated voltage: 480 VAC / Resistive load: 1.5 A(NC) 1.5 A(NO) / Lamp load: 0.5 A(NC) 0.5 A(NO)
Rated voltage: 600 VAC / Resistive load: 1 A(NC) 1 A(NO) / Lamp load: 0.4 A(NC) 0.4 A(NO)
Ratings (AC): Inductive loadRated voltage: 125 VAC / Inductive load: 4 A(NC) 4 A(NO) / Motor load: 3 A(NC) 3 A(NO)
Rated voltage: 250 VAC / Inductive load: 2 A(NC) 2 A(NO) / Motor load: 1.5 A(NC) 1.5 A(NO)
Rated voltage: 480 VAC / Inductive load: 1 A(NC) 1 A(NO) / Motor load: 0.8 A(NC) 0.8 A(NO)
Rated voltage: 600 VAC / Inductive load: 0.7 A(NC) 0.7 A(NO) / Motor load: 0.5 A(NC) 0.5 A(NO)
Ratings (DC): Non-Inductive loadRated voltage: 14 VDC / Resistive load: 5 A(NC) 5 A(NO) / Lamp load: 2 A(NC) 2 A(NO)
Rated voltage: 30 VDC / Resistive load: 3 A(NC) 3 A(NO) / Lamp load: 1 A(NC) 1 A(NO)
Rated voltage: 125 VDC / Resistive load: 0.4 A(NC) 0.4 A(NO) / Lamp load: 0.1 A(NC) 0.1 A(NO)
Rated voltage: 250 VDC / Resistive load: 0.2 A(NC) 0.2 A(NO) / Lamp load: 0.05 A(NC) 0.05 A(NO)
Ratings (DC): Inductive loadRated voltage: 14 VDC / Inductive load: 4 A(NC) 4 A(NO) / Motor load: 3 A(NC) 3 A(NO)
Rated voltage: 30 VDC / Inductive load: 2 A(NC) 2 A(NO) / Motor load: 1.5 A(NC) 1.5 A(NO)
Rated voltage: 125 VDC / Inductive load: 0.4 A(NC) 0.4 A(NO) / Motor load: 0.1 A(NC) 0.1 A(NO)
Rated voltage: 250 VDC / Inductive load: 0.2 A(NC) 0.2 A(NO) / Motor load: 0.05 A(NC) 0.05 A(NO)
Inrush currentNC: 30 A
NO: 20 A
Protective circuitClassification of protection against electric shock: Class I (with ground terminal)
Conduit sizeG1/2
Ambient temperatureOperating: -20 to 100 ℃
(no icing)
Ambient humidityOperating: 35 to 95% RH
(no condensation)
Permissible operating frequency (Mechanically)300 operations / 1 minute max.
Permissible operating frequency (Electrically)30 operations / 1 minute max.
Contact resistance (Initial value)25 mΩ max.
Insulation resistanceBetween each terminal of the same polarities: 100 MΩ min.
Between live-metallic part and ground: 100 MΩ min.
Between each terminal and non-live-metallic part: 100 MΩ min.
(at 500 VDC)
Dielectric strengthBetween each terminal of the same polarities: 1,000 VAC 50/60 Hz for 1 min
Between live-metallic part and ground: 2,200 VAC 50/60 Hz 1 min
Between each terminal and non-live-metallic part: 2,200 VAC 50/60 Hz 1 min
Durability (Electrically)750,000 operations min. (5 A at 125 VAC)
(Temperature, Humidity conditions: 5 to 35 ℃, 40 to 70% RH)
Vibration resistance (Malfunction)10 to 55 Hz, 1.5-mm double amplitude
Shock resistance (Destruction)1000 m/s**2 max.
Pollution degree3
Degree of protectionIP67
NEMA250: Type1, 2, 3, 4, 4X, 5, 6P, 12, 13
Operating Force (OF)Standard value 17.65 N max.
Release Force (RF)Standard value 4.90 N min.
Pre-Travel (PT)Standard value 1.6 mm max.
Over-Travel (OT)Standard value 5.1 mm min.
Movement Differential (MD)Standard value 1.0 mm max.
Operating Position (OP)Standard value 56±0.8 mm

As of January 1, 2018

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General-purpose Limit Switch

D4A-[]N

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