Emergency lighting classifications

14-07-2021

Emergency lighting classifications

The old NM or M classification with duration in hours has been replaced with a code consisting of letter/number/letter/number, as follows:

1) Type

X – self-contained

Y – central battery

2) Mode of operation

0 non-maintained

1 maintained

2 combined non-maintained

3 combined maintained

further modes are also described

3) Facilities

A including test device

B including remote test device

C including inhibiting mode

D high risk task luminaire

4) Duration in minutes.

10, 60,120 or 180

Ceiling LightLED Downlight


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