D9142F Operation and Installation
© Bosch Security Systems, Inc.
Page 3
F01U036364-03
Figure 2: D9142F Power Supply
You should have the following system components when you receive your D9142F Power Supply:
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One D1601 Transformer with Dual Secondary Winding
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One D8109L Louvered Enclosure with lock and key
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One D9142M Power Supply Assembly which includes the following:
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D9142LC Power Supply Board
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D9102 Mounting Skirt
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Operation and Installation Manual
•
Yellow wiring harness, provides 16.5 VAC to panel
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Communicator harness, 5 conductor to panel
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Battery wiring harness with connector
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Power and Trouble LED assembly
Installation
The D9142F typically is installed adjacent to the Control Communicator. It is compatible with all Bosch
Security Systems, Inc. Control Panels but should only be used with a listed panel for fire alarm applications.
For longer stand-by times, a second battery enclosure may be needed.
Mounting the Enclosure
The D8109L is a louvered version of the standard D8109, UL listed Fire Enclosure. It is supplied with the
standard D101F lock and key set. The D8109L is designed to house the D9142F, the D1601 Transformer
and the batteries. Standard sized knockouts are provided for conduit connections.
Enclosures compatible
with the D9142F:
Only use the D8109L Enclosure with the D9142F Power Supply. This enclosure is
designed to allow the air circulation needed to keep the power supply cool. The D9142F Power Supply’s
enclosure requires 1/2 inch clearance on all sides.
