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Recharge Cycle AC ON – Load shed relay resets, battery charging
begins, Battery Trouble and AC Restoral Reports
sent.
12.6 VDC – Battery Restoral Report sent, Low
Battery LED off.
Environmental Temperature: +32ﾟF to +120ﾟF (0ﾟC to +49ﾟC)
Relative
Humidity:
Maximum 93% non-condensing
Compatible
Enclosures
D8103 Universal Enclosure (requires B12 mounting plate), D8108A
Attack Enclosure (requires B12 mounting plate), B10 Enclosure,
D8004 Transformer Enclosure, D2203 Enclosure, BATB-80 Enclosure,
BATB-40 Enclosure (requires B12 mounting plate), AE1, AE2
Enclosures
Table 5.1: B520 Specifications
Terminal Wiring Requirements
Terminal
No
Terminal
Description
Requirements
1 AC 18 AWG min (up to 14 AWG max)
2 AC 18 AWG min (up to 14 AWG max)
3 + AUX POWER Terminal accommodates 14 to 22 AWG, use appropriate wire size based on current.
4 BATTERY - Bosch supplied wire lead, included with panel.
5 BATTERY + Bosch supplied wire lead, included with panel.
6 OUTPUT A Terminal accommodates 14 to 22 AWG, use appropriate wire size based on current.
7 OUTPUT B Terminal accommodates 14 to 22 AWG, use appropriate wire size based on current.
8 OUTPUT C Terminal accommodates 14 to 22 AWG, use appropriate wire size based on current.
9 COMMON Terminal accommodates 14 to 22 AWG, use appropriate wire size based on current.
10 EARTH
GROUND
14 to 16 AWG
11 POINT 1 Terminal accommodates 14 to 22 AWG, use appropriate wire size based on loop
resistance less than 100 Ω.
12 POINT 1/2
COMMON
Terminal accommodates 14 to 22 AWG, use appropriate wire size based on loop
resistance less than 100 Ω.
13 POINT 2 Terminal accommodates 14 to 22 AWG, use appropriate wire size based on loop
resistance less than 100 Ω.
14 POINT 3 Terminal accommodates 14 to 22 AWG, use appropriate wire size based on loop
resistance less than 100 Ω.
15 POINT 3/4
COMMON
Terminal accommodates 14 to 22 AWG, use appropriate wire size based on loop
resistance less than 100 Ω.
5.2
30 en | Specifications Control Panel
2012.12 | 02 | F.01U.265.462 UL Installation Instructions Bosch Security Systens, Inc.