Lsn 1500 A Lsn Improved Module 1500 Ma - Bosch FPA-5000 System Information Manual

114 en | Installation
4.9.11 LSN 1500 A LSN improved Module 1500 mA
This module can be used to connect an LSN loop with
–
–
Caution!
The module may only be connected to a PRD 0004 A Panel Rail Long, where it requires two
!
slots (see ).
The module must be connected to the first two slots on the left of the panel rail.
Notice!
To ensure that the fire detection system is operated in compliance with EN 54‑13, each LSN
stub and T-tap must be terminated with EOL modules.
Figure 4.67: LSN 1500 A LSN improved Module 1500 mA
Labeling
AUX1 + | AUX1 -
LSN a1- | LSN b1+
AUX2 + | AUX2 -
LSN a2- | LSN b2+
* The auxiliary voltage may only be fed back to AUX2 when isolators (ERT technology) are
used in the loop (suitable components include YBO-R/SCI isolators).
The technical data can be found in LSN 1500 A LSN improved Module 1500 mA, page 154.
09.2017 | 11.3 | F.01U.028.089
up to 254 LSN improved elements with a max. line current of 1500 mA and a cable length
of up to 3000 m (depending on configuration and cable type)
up to 127 classic LSN elements with a max. line current of 300 mA and a cable length of
up to 3000 m (depending on configuration and cable type).
Connection
LSN loop
Auxiliary power supply
LSN a1- / LSN b1+ outgoing
Auxiliary power supply*
LSN a2- / LSN b2+ incoming
System Information
LSN stub
Auxiliary power supply for stub 1
Stub 1 LSN a1-/stub 1 LSN b1+
Auxiliary power supply for stub 2
Stub 2 LSN a2-/stub 2 LSN b2+
Bosch Sicherheitssysteme GmbH
Modular Fire Panel