Lsn 0300 A Lsn Improved Module 300 Ma - Bosch FPA-5000 Product Information

Modular Fire Panel
1.15.10

LSN 0300 A LSN improved Module 300 mA

With this module it is possible to connect an LSN loop with up to 254 LSN improved elements
or 127 classic LSN elements with a maximum line current of 300 mA and up to 1600 m cable
length (depending on configuration and cable type).
NOTICE!
In line with EN 54-13, each LSN stub and T-tap must be terminated with EOL modules for the
operation of fire detection systems.
Labeling
AUX1 + / AUX1 -
LSN a1- / LSN b1+
AUX2 + / AUX2 -
LSN a2- / LSN b2+
* The auxiliary voltage may only be returned to AUX2 when isolators are used in the loop (ERT
system)! (Suitable isolators include YBO-R/SCI)
Technical specifications
Operating and display elements 2 LEDs (1 x red, alarm/1 x yellow, malfunction) 1 button
Input voltage
Output voltage:
- LSN
- Auxiliary supply AUX
Maximum current consumption 1750 mA at 24 V DC
Nom. current consumption:
- Module
- LSN
- AUX
Cable length
Number of LSN elements
LSN line current
Auxiliary supply AUX (28 V DC) Max. 500 mA for an LSN loop (ERT system) or
Dimensions (H x W x D)
Weight
Bosch Sicherheitssysteme GmbH
Connector
LSN loop
Auxiliary power supply
LSN a1- / LSN b1+ outgoing
Auxiliary power supply*
LSN a2- / LSN b2+ incoming
(LED test)
+20 V DC to +30 V DC / +5 V DC ± 5%
30 ± 1.0 V DC
28 ± 1.0 V DC
39 mA at 24 V DC
1.7 x current consumption of the LSN elements
1.2 x auxiliary supply AUX
Max. 1600 m, depending on configuration and cable type
Max. 127 classic LSN elements
Max. 254 LSN
Max. 300 mA, depending on configuration and cable type
2 x max. 500 mA with 2 stubs
Approx. 127 x 96 x 60 mm (5.0 x 3.8 x 2.4 inches)
Approx. 225 g (7.9 ounces)
Product Information
Product Description | en
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+
elements
improved
F.01U.028.089 | 5.4 | 2009.08
45