Page top

LY2Z-0 DC48

Bi-power Relays

Image

Bi-power Relays, 2-pole, Bifurcated contacts, PCB Terminals, 48 VDC

Coil ratings 48 VDC 18.5 mA
Contact form DPDT
Contact method Bifurcated
Contact material Ag
Contact rated load 110 VAC 5 A (Resistive load)
110 VAC 4 A (Inductive load (cosφ = 0.4))
24 VDC 5 A (Resistive load)
24 VDC 4 A (Inductive load (L/R = 7 ms))
Terminal structure PCB terminal

Item list of LY

  • Ratings / Performance
Ratings
Degree of protectionClosed type (cover)
Terminal structurePCB terminal
CoilCoil ratings48 VDC 18.5 mA
Coil resistance2600 Ω
Operate voltage (Set voltage)80 % max.
Release voltage (Reset voltage)10 % min.
Maximum voltage110 %
Power consumptionApprox. 0.9 W
ContactContact rated load110 VAC 5 A (Resistive load)
110 VAC 4 A (Inductive load (cosφ = 0.4))
24 VDC 5 A (Resistive load)
24 VDC 4 A (Inductive load (L/R = 7 ms))
Max. contact voltage250 VAC
125 VDC
Max. contact currentAC: 7 A
DC: 7 A
Contact formDPDT
Contact methodBifurcated
Contact materialAg
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)100 million operations min. (switching frequency 18,000 operations/h)
Endurance (Electrical)500,000 operations min. (23 ℃, switching frequency 1,800 operations/h)
Failure rate10 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 methodSoldering
  • Characteristic chart

Switching capacities

Series

Bi-power Relays

LY