The Short-Circuit WCR is the UL 1008 test for a transfer switch’s ability to close into and withstand a fault current. These are the ratings which will actually appear on the UL label of the product.
NEC code change for an engine-generator remote start circuit
There has been a recent change to the 2017 edition of the National Electrical Code for an engine-generator remote start circuit in an emergency system.
The differences between Indoor, Sprinkler-proof and Outdoor rated Pow-R-Way III Busway
Learn about the applicable conditions for busway installation.
Choosing a Transfer Switch
Learn more about contributing factors when choosing a transfer switch for a critical power application.
What is WCR in a Transfer Switch?
A Withstand Closing Current Rating (WCR) represents a transfer switch's capability to ride out a fault condition until the overcurrent protection device clears the fault.
How to Install Main Lugs (225A)
Instuctions on how to install 225a main lugs to a panel.
How to process a rebate through VOTW (Vistaline on the web)
How to complete a PROS Rebate through the Vista process.
Service Entrance Kit breakdown
Explanation of what is needed and instructions of a service entrance kit
Why arc flash labeling matters
How does labeling help to reduce the risk of arc flash incidents?
How to install 225A subfeed breaker on 400A panel
Instructions on how to install a 225A max. subfeed breaker onto a 400A panel.
How to install bottom feed main circuit breaker to a 400A panel
Instructions on how to install a bottom feed 400A main breaker onto a 400A panel.
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