How To Diagnose Fault In Elevator Bistable Switch?

KCB-A/KCB-B/MKG131-0 Elevator Bistable Switch

What is a bistable switch? Bistable switch is a switch device with two stable states—–Normally close(N/C) or normally open(N/O). It’s used widely at elevator speed control systems, especially in the speed control of NICE900 and Panasonic door machine.   How to diagnose faults in your elevator bistable switches? The bistable switch is one of the […]