Bosch D192G, Installation Manual

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8 en | Wiring Notification Appliance Circuit Module
2020.05 | 04 | 4998122260 Installation manual Bosch Security Systems, Inc.
5 Wiring
Notice!
To ensure system supervision, do not use looped wire under the terminals. Break the run to
provide supervision of the connections.
Power supplied by the panel
The NAC loops are limited in that:
–
Maximum draw for each signaling device circuit is limited by the control panel power
supply.
– No more than 12 D192G modules per system.
Power supplied by a remote power supply
The auxiliary power supply must be a UL 864 Listed auxiliary 12 VDC or 24 VDC regulated,
power-limited power supply for fire protective signaling units and commercial or residential
burglary units. Install the auxiliary supply according to the manufacturer’s instructions.
Install the control panel and an external power supply in the same room no more than 20 ft
(6 m) apart. The interconnecting wiring between the control panel and power supply must be
in conduit.
The power source for both the power supply and control panel must be from the same
dedicated AC branch circuit.
The NAC loops are limited in that:
–
Maximum alarm output equals the power supply rating.
– Maximum draw is 3 A for each annunciating device.
– No more than 12 D192G modules per system.