Product Center
LW709B 80A MAGNETIC LATCHING RELAYS
    Publish time 2021-11-16 16:20    

LW709B 80A MAGNETIC LATCHING RELAYS

LW709B 80A MAGNETIC LATCHING RELAYS

◆  Characteristic

＞ Small size, 80A switching capability. 

＞ Low coil consumption, ultra-low temperature rise. 

＞ Low contact resistance. 

＞ Strong anti-shock and anti-vibration capability. 

＞ Outline size: 38×33×17mm. 

＞ Customized terminals like shunt, braided Cu-wire etc

◆ Ordering Information

3732e206
①  Latching Relay
② Part Number
③  Coil Voltage
④  D= Double Coil; S= Single Coil
⑤ 80=80A

◆  Characteristics

Insulation resistance1000MΩ (500VDC)
DielectricStrengthBetweenCoil&Contacts4000VAC 1min
Between Open Contacts1500VAC 1min
Operate Time20msec. Max.
Release Time20msec. Max.
ShockresistanceFunctional100m/S 2 (10g)
Destructive1000m/S 2 (100g)
Vibration resistance10~55Hz 1.5mm
Humidity98%RH ,40℃
Ambient temperature-40~+70℃
TeminationFast connection
Unit weight45g
ConstrutionDust protected

◆ Contact Data

Contact form1A/1B
Contact materialAgSnO2
Contact resistanceMax: 1.2mΩ
Contact Rating80A 250VAC
Max. Switching Power20000VA
Mechanical life5×10 5
Electrical life1×10 4

◆  Coil

Coil powerSingle coil: 1.5W Double coil: 3.0W

◆  Coil Data

Rated VoltagePick-up voltagePulse DurationCoil Resistance
Single coil
96.755054±10%
1295096±10%
241850384±10%
4836501536±10%
Double coil
96.75502×27±10%
129502×48±10%
2418502×192±10%
4836502×768±10%

Note: Special ordering for other coil voltage.

◆ Typical Application

Prepayment Energy Meter; AMR System;

Compound Switch; Automatic Control System.


◆ Dimensions(mm)/  Circuit Diagram