Applications
IDEC SmartRelay Manual 265
8.1 Stairway or corridor lighting
8.1.1 Requirements for a stairway lighting system
The basic requirements for a stairway lighting system are as
follows:
• When someone is using the stairway, the lighting should
be switched on.
•
If no-one is in the stairway, the lights should be switched
off in or
der to save energy.
8.1.2 Previous solution
The two conventional options for switching the lights:
• With a current impulse relay
• With an automatic stairwell light switch
The wiring of both these lighting systems is identical.
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