Thermal Overload Relay 30-40A Lighting buttons for test

buttons for test

for 3-phase motor applications 7

for the upstream parallel wiring of groups of motor starters composed of GV2 motor circuit breakers or LS1D32 fuse carriers

50kA 380/415V TMD

The storage temperature is -40çC to 70çC

Thermal Overload Relay 30-40A Lighting buttons for testJR28s series thermal overload relay are suitable for overload and phase failure protection of AC motors with frequency of 50 60Hz, voltage up to 690V, current up to 0. 1 630A under 8 hours duty or uninterrupted duty. Functions provided by these relays, are phase failure protection, ON OFF indication, temperature compensation, and manual automatic reset. International Standard: IEC 60947 4 1 The relays can be mounted onto contactors or installed as