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LY1 AC24

Bi-power Relays

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Bi-power Relay, 1-pole, Single contact, Plug-in Terminals, 24 VAC

Coil ratings 24 VAC 50 Hz 53.8 mA
24 VAC 60 Hz 46 mA
Contact form SPDT
Contact method Single
Contact material Ag alloy
Contact rated load 15 A (Resistive load)
110 VAC 10 A (Inductive load (cosφ = 0.4))
24 VDC 15 A (Resistive load)
24 VDC 7 A (Inductive load (L/R = 7 ms))
Terminal structure Plug-in terminal

Item list of LY

  • Ratings / Performance
Ratings
Degree of protectionClosed type (cover)
Terminal structurePlug-in terminal
CoilCoil ratings24 VAC 50 Hz 53.8 mA
24 VAC 60 Hz 46 mA
Coil resistance180 Ω
Operate voltage (Set voltage)80 % max.
Release voltage (Reset voltage)30 % min.
Maximum voltage110 %
Power consumptionApprox. 1.0 to 1.2 VA 60 Hz
ContactContact rated load15 A (Resistive load)
110 VAC 10 A (Inductive load (cosφ = 0.4))
24 VDC 15 A (Resistive load)
24 VDC 7 A (Inductive load (L/R = 7 ms))
Max. contact voltage250 VAC
125 VDC
Max. contact currentAC: 15 A
DC: 15 A
Contact formSPDT
Contact methodSingle
Contact materialAg alloy
Performance
Contact resistance50 mΩ max. (Voltage drop method with 5 VDC 1 A)
Operating time25 ms max. (With rated operating power applied, 23 ℃, not including contact bounce)
Reset time25 ms max. (With rated operating power applied, 23 ℃, not including contact bounce)
Maximum operating frequencyMechanical: 18000 time/hour
Rated load: 1800 time/hour
Insulation resistanceBetween coil and contacts: 100 MΩ min. (at 500 VDC)
Between contacts of same polarity: 100 MΩ min. (at 500 VDC)
Dielectric strengthBetween coil and contacts: 2000 VAC 50/60 Hz 1 min
Between contacts of same polarity: 1000 VAC 50/60 Hz 1 min
Vibration resistance (destruction)10 to 55 to 10 Hz, 0.5-mm single amplitude (1-mm double amplitude)
Vibration resistance (Malfunction)10 to 55 to 10 Hz, 0.5-mm single amplitude (1-mm double amplitude)
Shock resistance (destruction)1000 m/s2
Shock resistance (Malfunction)200 m/s2
Endurance (Mechanical)50 million operations min. (switching frequency 18,000 operations/h)
Endurance (Electrical)200,000 operations min. (23 ℃, switching frequency 1,800 operations/h)
Failure rate100 mA at 5 VDC (failure level: Preference value, Switching frequency: 120 operations per minute)
Ambient temperature (Operating)-25 to 55 ℃ (with no freezing or condensation)
Ambient humidity (Operating)5 to 85 %
WeightApprox. 40 g
Mounting methodSocket
Applicable socketPTF-08-PU/ PTF-08-PU-L/ PTF08A/ PTFZ-08-E/ PT08/ PT08QN/ PT08-0
  • Characteristic chart

Switching capacities

Series

Bi-power Relays

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