Fire emergency lights and evacuation signs need to receive a dedicated fire power on it?
The effect of the fire emergency light is to provide emergency evacuation lighting after the circuit is powered off, which is characterized by being controlled when the power supply is normal and providing temporary emergency lighting from the internal battery when the power supply fails (power failure).
Fire emergency lights do not need can not receive a dedicated fire power, the signs can be received on the special fire power, if it is with the battery signs do not need to be connected to the special fire power.
If connected to the fire power, because the fire power is uninterruptible power supply, it will appear in the power failure can not be lit and lose the proper role. Indicator signs for the bright signs, generally also with a battery inside, also need not be connected to the fire power.
