Circuit Protection Frequently Asked Questions
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How do I get my disconnect switch to close? I rotate the knob on my disconnect switch, but the main contacts do not close.
The SIRCO and Fuserbloc Series disconnect switches capable of three positions, ONLY when combined with a handle allowing the TEST feature. If the TEST feature is purchased, the disconnect switch has three positions/functions for the actuator as follows:
FAQ ID: 1122
Can you use single phase power with Cutler Hammer MCCB's?
Yes, you can use the two outside poles of the breaker for single phase power.
FAQ ID: 1320
Can you use the WMZ/WMS devices for DC circuit protection?
Yes, you may be able to use these for DC circuits.
FAQ ID: 1352
What is the watt loss spec for the F3P-150 breaker?
The F3P-150 breaker watt loss spec is 30 watts.
FAQ ID: 1407
Can you use the FAZ / FAZ-NA series devices for DC circuit protection?
Yes, you may be able to use these for DC circuits.
FAQ ID: 1534