How many smoke alarms can be connected to a single 756 isolation unit?


15 April 2021

Max of 40 smoke alarms can be connected to a single 756.

This is the link to the page https://www.clipsal.com/Trade/Products/ProductDetail?CatNo=756


Key Features

  • Changeover Contacts: 1xNormally Open (N.O.), 1xNormally Closed (N.C.)
  • Contact Rating: 10 A resistive and inductive, 250 V AC, 50 Hz
  • Interconnection Input: 6 V to 10V DC. referenced to Neutral
  • Supply Current: Alarm mode - 1mA minimum. Non-alarm mode (standby)
  • Maximum number of smoke alarms interconnected to a single 756 Isolation Unit: 40
  • Switching Delay: 20 seconds
  • Cables Accommodated: 2 x 2.5 mmsq
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