Bosch LSN 1500 A Descripción Del Producto / Manual De Instalación página 14

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Functional description
This module allows the connection of an LSN loop with up to 254 LSN
maximum line current of 1500 mA or with up to 127 standard LSN elements, with a maximum line
current of 300 mA.
It can only be plugged in on the left side of a PRD 0004 A panel rail and requires two slots!
Terminal assignment
Pos.
Labelling
g
1
AUX1 +
Auxiliary power
Auxiliary power
2
AUX1 -
3
LSN a1-
LSN a1- outgoing
4
LSN b1+
LSN b1+ outgoing
5
AUX2 +
Auxiliary power
Auxiliary power
6
AUX2 -
7
LSN a2-
LSN a2- incoming
8
LSN b2+
LSN b2+ incoming
*** Auxiliary power must only be returned to AUX2 in looped isolators
(ERT systems). [Suitable isolators include YBO-R/SCI isolators]
Technical specifications
Operating and display elements
Input voltage
Output voltage:
- LSN standby voltage
- LSN transmission voltage
- AUX auxiliary power
Maximum current consumption
Nominal current consumption:
- Module
- LSN
- AUX
Line length
Number of LSN elements
LSN line current: - Standby
- Alarm
AUX auxiliary power (28 V DC)
Protection type
Safety standards
EMC immunity
EMC emission
Permissible operating temperature -5 _C . . . 50 _C
Permissible storage temperature
Relative humidity
Housing material and colour
Dimensions (w x h x l)
Weight
Product description LSN 1500 A
Connection
LSN loop
LSN stub
Auxiliary power
Auxiliary power
supply
supply stub 1
Stub 1 LSN a1-
Stub 1 LSN b1+
Auxiliary power
Auxiliary power
supply***
supply stub 2
Stub 2 LSN a2-
Stub 2 LSN b2+
2 LEDs (1x red, alarm/1x yellow, fault)
1 button (LED test)
+20 V DC. . . +30 V DC/+5 V DC ±5%
± 0.85
30
± 0.85
30
± 1.0
28
4010 mA at 24 V DC
260 mA at 24 V DC
1.6 x current consumption of LSN elements
1.35 x AUX auxiliary power
Max. 3000 m, depending on configuration and cable type
Max. 127 standard LSN elements
Max. 254 LSN
Max. 750 mA, depending on configuration and cable type
Max. 1500 mA, depending on configuration and cable type
Max. 300 mA at connection of standard LSN elements!
Max. 500 mA in an LSN loop (ERT system)
or 2 x max. 500 mA in 2 stubs
IP30/IEC 60529
IEC 60950 / EN 60950
EN 50130-4
EN 61000-6-3
-20 _C . . . 60 _C
Max. 95 % non-condensing
ABS plastic, (UL94 V-0), semi-gloss anthracite, RAL 7016
Approx. 127 x 190 x 60 mm
Approx. 440 g
1 2
3 4
V DC
± 0.15
V DC + 1.6
V DC (voltage hub)
V DC
elements
improved
14 / 32
4.998.137.278
elements with a
improved
5 6
7 8
BDL-498153983 / A6
ST - FIR / PRM1 / deh

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