California Switchgear & Solar, Inc.

With proper maintenance, this 4000 Amp GE, AK 100 breaker can last another 50 years!

COMPLACENCY Is Not In The Electricians Handbook, CHECK IT DEAD; PHASE TO PHASE TO PHASE AND PHASE TO GROUND

If you have a SPB breaker which looks like this, we can fix it.

I have a question for you. This is a mobile home main service connection junction box. If you were in USA... What is wrong with this picture?

I guess we can't just turn this one back on again! We'll have to find all the SMOKE and put it back in First!

This was a loose enough connection to cause high heat and flash over on this DC bus.

A new "Craftsman" way to replace a fuse¿?:-\

As the developed world expands, so the market goes.

Westinghouse 1200 Amp SPB insulated case circuit breaker opening and trip free closing actions. This circuit breaker is part of a transfer pair which has not been sufficiently maintained, and now it has worn out the operating mechanism.

1948, 2000 Amp, ITE LG Circuit Breaker, opening & Closing action. When we found this breaker it had a defective copper-oxide full wave bridge rectifier and control power transformer.

What type of fault would do this to a 15kV pt insulator?

This is a very good depiction of the hazard of arc fault at 277vac

Tech Quiz Question #1: What "Potential" hazard exists here in this Current Transformer circuit?