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Installation; Mounting The Enclosure; Power Supply Mounting - Siemens PAD-4 Installation, Operation And Maintenance Manual

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It is recommended that the printed circuit
boards be removed for any procedure that
may cause dust, metal shavings, grease or
any such matter that may affect the circuit
boards and/or parts.
There may be several sources of power into
the control unit. Each source must be discon-
nected prior to installing or connecting or
disconnecting wiring.
Each output circuit is rated at 3 amps. DO
NOT OVERLOAD. Overloading a circuit will
cause it to shut down (power limit).
Minimum Configuration:
1. Enclosure, Model ENCL/DOOR PAD-4, P/N
2. Power Supply, Model FP2011-U1, P/N 500-
450222 or Model FP2012-U1, P/N S54400-Z60-A1
3. PAD-4-MB, P/N 500-650217
4. 7AH or 18AH Batteries, P/N 175-387141 or
5. Class A expansion module - model PAD-4-
CLSA, P/N 500-850254. Required for ULC
installations ONLY.
Optional Configuration:
1. Class A expansion module, Model PAD-4-
CLSA, P/N 500-850254. Optional for UL instal-
lations ONLY.
2. S3 Adaptor Plate, Model S3AP, P/N 500-650257
3. Battery Bracket, Model PAD-4-BATT-BRKT,
P/N S54430-B4-A1


(For indoor use only in dry environments)
The fire alarm control unit must be mounted in a
properly accessible location as required by appli-
cable codes. Any auxiliary battery box or other
accessory not connected through a protective
device or a circuit designed for remote connection
must be within the same room and connected
through electrical conduit. Installation is to be done
only by qualified personnel who have thoroughly
read and understood these instructions.
When mounting the enclosure on interior walls,
use appropriate screw anchors in plaster. When
PAD-4 Installation, Operation and Maintenance Manual
mounting on concrete, especially when moisture
is expected, first attach a piece of ¾-inch plywood
to the concrete surface. Attach the PAD-4-ENCL
enclosure to the plywood.
Consult the installation instructions, P/N 315-050081,
included with the enclosure for proper mounting.


Mount the PAD-4-ENCL enclosure to the wall
before mounting the FP2011-U1 or FP2012-U1
power supply to the enclosure.
1. Make sure that the dedicated circuit breaker
for the FP2011-U1 or FP2012-U1 is turned off
at the mains.
2. Place the housing for the FP2011-U1 or
FP2012-U1 over the four studs provided in
the upper left corner of the PAD-4 enclosure.
3. Secure the FP2011-U1 or FP2012-U1 to the
enclosure by slipping the lock nuts over the
four studs. Tighten them securely.
See Figure 2-1 and the FP2011-U1
Installation Instructions, P/N 315-050222, for
details, or Figure 2-2 and the FP2012-U1
Installation Instructions, P/N A6V10334250,
for details as applicable.
Mounting the FP2011-U1
Mounting the FP2012-U1
Figure 2-1
Figure 2-2

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