Mounting The 19"-Rack Devices - Bosch PRAESENSA Manual
Public address and voice alarm system
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- Installation manual (194 pages) ,
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- Release notes (24 pages)
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PRAESENSA
When a combination of clear strobes for Fire Alarm and amber strobes for MNS are required,
at least two separate R1002ULADA must be installed.
See also System Configuration, page 145 , Interconnection with fire system with amber and
clear strobes.
First responder panel
The PRA-CSLD, PRA-CSLW and PRA-CSE with Physical Access Control level 0 can only be used
for ancillary functionality.
For emergency control of the PRAESENSA system the First responder panel for USA
(PRA‑FRPx‑US) can be used. The lockable door of this device ensures Physical Access Control
level 1. See First responder panel | PRA-FRPx-US, PRA-FRPx-USNY, page 108 .).
End‑of‑Line board
The End‑of‑Line board (PRA‑EOL‑US) must be installed in a UL‑listed junction box to ensure
Physical Access level 1. See Mounting, page 58 .
3.1.3
Mounting the 19"-rack devices
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Batteries can also be placed on the following listed shelves when more space for batteries is
required:
Chatsworth
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Caution!
For stability, secure rack in appropriate way.
!
Bosch Security Systems B.V.
Only use UL50‑listed Lowell 19"‑racks and make sure that each rack is of suitable quality
to support the weight of the devices.
Only UL‑listed installation materials are allowed inside the Lowell 19"‑rack.
The PRAESENSA equipment must be installed in the following order inside the Lowell
19"‑rack for UL864/UL2572 compliancy:
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Amplifiers (top)
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Multifunction power supplies
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NAC extender
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(redundant) System controller
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Switch
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Batteries (bottom)
14072‑119
14072‑219
14072‑719
Underwriters Laboratories Listing Document (ULLD)
Installation wiring | en
2021.12.21 | V0.15b | F.01U.402.882
17
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