Bosch V20-UL Specifications download pdf (Page 146)

D9412GV4/D7412GV4 v2.03 | Installation and System Reference Guide | Appendix A: System Wiring Diagrams

Bosch Security Systems, Inc. | 4/14 | F01U265457-05

146

Appendix A: System Wiring Diagrams

A.1 Power Supply Side System Wiring

Figure 40: D9412GV4/D7412GV4 v2.00 (and higher) Power Supply Side System (D113, D122/D122L,

D928, D1640, D192G, D8132) Wiring (Power and Phone)

1 - If required by local AHJ, connect D113 Battery

Lead Supervision Module.

2 - Batteries

3 - D122/D122L Dual Battery Harness, as required

4 - To Supervision Point

5 - D1640 Transformer (NFPA applications may

require the use of a D8004 Transformer

Enclosure)

6 - D8132 Dual Battery Charger with two batteries

(Batteries are not supervised.) (Not approved for

use with Commercial Fire).

7 - D192G Bell Supervision Module

8 - To Relay A or Relay B

9 - Listed Audible Signaling Devices rated at

12.0 VDC nominal (do not use vibrating

type horns)

10 - C900V2(optional)

11 - Secondary phone line (part of D928)

12 - 560 Ω, 2 W EOL Resistor

(P/N: 15-03130-005)

13 - D928

14 - To earth ground

Terminals 1, 2, and 11, and the Accessory Connector are power limited, supervised.

All external connections except Terminal 5 (battery positive) are power limited.

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Bosch V20-UL Specifications Page 146