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7 Ways to Conduct Voltage Drop Calculations

Voltage drop is critical to the proper operation of devices attached to a fire alarm system. Nowhere is this as true as with notification appliance circuits (NACs) that connect to a fire alarm control…


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Voltage drop is critical to the proper operation of devices attached to a fire alarm system. Nowhere is this as true as with notification appliance circuits (NACs) that connect to a fire alarm control panel. Seven steps show how to do the calculations. July 14, 2011

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