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LY4N AC24

Bi-power Relays

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Bi-power Relays, 4-pole, Single contacts, With operation indicator, Plug-in Terminals, 24 VAC

Coil ratings 24 VAC 50 Hz 93.6 mA
24 VAC 60 Hz 80 mA
Operating indicator LED
Contact form 4PDT
Contact method Single
Contact material Ag alloy
Contact rated load 10 A (Resistive load)
110 VAC 7.5 A (Inductive load (cosφ = 0.4))
24 VDC 10 A (Resistive load)
24 VDC 5 A (Inductive load (L/R = 7 ms))
Terminal structure Plug-in terminal

Item list of LY

  • Ratings / Performance
Ratings
Operating indicatorLED
Degree of protectionClosed type (cover)
Terminal structurePlug-in terminal
CoilCoil ratings24 VAC 50 Hz 93.6 mA
24 VAC 60 Hz 80 mA
Coil resistance78 Ω
Operate voltage (Set voltage)80 % max.
Release voltage (Reset voltage)30 % min.
Maximum voltage110 %
Power consumptionApprox. 1.95 to 2.5 VA 60 Hz
ContactContact rated load10 A (Resistive load)
110 VAC 7.5 A (Inductive load (cosφ = 0.4))
24 VDC 10 A (Resistive load)
24 VDC 5 A (Inductive load (L/R = 7 ms))
Max. contact voltage250 VAC
125 VDC
Max. contact currentAC: 10 A
DC: 10 A
Contact form4PDT
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)
Between contacts of different 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
Between contacts of different polarity: 2000 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)
Failure rate100 mA at 5 VDC (failure level: Preference value, Switching frequency: 120 operations per minute)
Ambient temperature (Operating)-25 to 40 ℃ (with no freezing or condensation)
Ambient humidity (Operating)5 to 85 %
WeightApprox. 70 g
Mounting methodSocket
Applicable socketPTF-14-PU-L/ PTF14A/ PTFZ-14-E/ PT14/ PT14QN/ PT14-0
  • Characteristic chart

Switching capacities

Series

Bi-power Relays

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