Design current (Ib)

Design current or ‘Ib’ in Amperes.The level of current to be carried by a circuit in normal service.

Fire spreading along one side of a corridor with doors and ceiling lights, illustrating fire in an escape route
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Jarek Wityk

Wiring in Protected Escape Route

Compliance with fire safety regulations in Firefighting Cores directly affects life safety and emergency response. This guide will help you meet the latest fire performance standards.

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