ESP – Section 7 – The Hochiki Training Academy

7.5 – Other ESP Devices with Integral SCI

Paul2026-03-12T10:28:14+00:00

ESP I/O Modules All I/O Modules within Hochiki's CHQ Range feature an integral SCI as standard, a separate amber LED

7.5 – Other ESP Devices with Integral SCIPaul2026-03-12T10:28:14+00:00

Paul2026-03-12T10:23:09+00:00

To illustrate just how an SCI works, consider these three diagrams. In Fig 3, the SCI is represented as a

7.2 – What is a Short-Circuit Isolator? (contd)Paul2026-03-12T10:23:09+00:00

Paul2026-03-12T10:26:19+00:00

In BS 5839 Part 1 it is recommended that an isolator is only required once in every Zone – with

7.3 – SCIs in BS 5839-1Paul2026-03-12T10:26:19+00:00

Paul2026-03-12T10:27:20+00:00

Each of our standard addressable ESP sensors are also available as versions with integral SCIs. There’s an optical smoke, a

7.4 – ESP Sensors with Integral SCIPaul2026-03-12T10:27:20+00:00

Paul2026-03-12T10:22:01+00:00

Products with SCIs have been gradually introduced into most manufacturer’s addressable fire detection products over the last few years to

7.1 – What is a Short-Circuit Isolator?Paul2026-03-12T10:22:01+00:00