(screw fastening, without fastening claws), without frame, for bridging power failures, installation instructions: use a deep box, input voltage: DC 24 V from the power supply unit (item no.: NRS .. 0834 NT ..), output voltage when running on battery power: 22.8 V DC, ± 10%, nominal load: 130 mA when running on battery power for 1 hour, maximum load when running on battery power: 300 mA for 15 minutes, maximum load when running on mains power: 250 mA
