What’s the difference between power limited cables and non-power limited cables?

February 6, 2020

What’s the difference between power limited cables and non-power limited cables?

The difference between power limited cables and non-power limited cables is based on NEC compliance. Non-power limited cables is a fire alarm circuit powered by a source that complies with NEC sections 760-21 and 760-23. Power limited cables is a fire alarm circuit powered by a source that complies with section 760-41. Superior Essex offers Power Limited Fire Alarm cables (300 Volts Maximum).

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What’s the difference between power limited cables and non-power limited cables?