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Can a shunt trip module be added to the main breaker of a Speed D board main?

Issue:
Can a shunt trip be added to a circuit breaker main on a Speed D switchboard?

Product Line:
Switchboard

Environment:
Speed D Switchboard

Cause:
Accessory required

Resolution:
Yes, A field installable shunt trip may be installed on the main. However, The Speed D board has not been UL tested nor designed for the application so the UL listing and warranty may be compromised. Also, locating the operator and power supply will need to be external to the Speed D board.