20 en Power Supply and Power OutputsControl Panel

4

Power Supply and Power Outputs

 

 

4.1

Power Supply - Primary

 

 

 

4.1.1

Primary (AC) Power Circuit

 

 

 

 

The primary source is a 16.5 VAC, 40 VA, internally-fused transformer (Bosch Security

 

Systems, Inc. Model D1640). The control panel draws 225 mA when idle and 300 mA when in

 

an alarm state. The total available auxiliary current is 1.4 A. Transient suppressors and spark

 

gaps protect the circuit from power surges. This protection relies on the ground connection at

 

Terminal 10. Ensure that you connect Terminal 10 to a proper ground. Refer to Connecting

 

Earth Ground, page 7.

 

 

 

 

AC Power Fail

 

 

 

 

 

The system indicates an AC power failure when Terminals 1 and 2 do not have power. The AC

 

Fail Time parameter sets the number of minutes or seconds without AC power before the

 

control panel acknowledges the failure and the number of minutes or seconds after the power

 

returns before the control panel acknowledges restored power.

 

 

Refer to the D9412GV4/D7412GV4 v2.00 Program Entry Guide (P/N: F01U265459) for

 

additional information about AC Fail Time and UL 864 requirements.

 

 

Reference the table below to view the Modem4 communication format signals.

 

 

 

 

 

 

Modem4 Events

 

Modem4 code

Modem4 Code

Contact ID

Contact ID Codes

 

 

D6500 Mode

Bosch SIA Mode

Events

 

 

 

 

 

 

AC Fail - mains power supply

Pssss

NAT

AC Loss

1 301 00 000

 

 

 

 

 

AC Restore - mains power supply

Rsss0

NAR

AC Loss

3 301 00 000

 

 

 

 

 

Table 4.1: AC Power Fail

 

 

 

 

4.1.2

Installing the Transformer

 

 

 

 

 

 

 

 

 

 

Notice!

 

 

 

 

i

Do not short-circuit the terminals of the transformer. Shorting the terminals opens the inter-

nal fuse, causing permanent failure. Connect the transformer to Terminals 1 and 2 of the con-

 

 

trol panel before plugging it into the power source.

1.Use 18 AWG (1.22 mm) wire (minimum) to connect the transformer to the control panel. The wire length should be as short as possible. The maximum length is 50 ft (15 m). Connect the battery and plug in the transformer.

2.Route telephone and sensor loop wiring away from any AC conductors, including the transformer wire.

AC wiring can induce noise and low level voltage into adjacent wiring. Route data wiring away from AC and telephone wiring.

i

Notice!

Always connect the battery first and then plug in the transformer.

 

3.Connect the battery. Refer to Installing the Battery, page 21

4.Plug the transformer into an unswitched, 120 VAC 60 Hz power outlet only.

5.Secure the transformer to the outlet with the screw provided.

2012.12 02 F.01U.265.462

UL Installation Instructions

Bosch Security Systens, Inc.

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Bosch Appliances D9412GV4 Power Supply and Power Outputs, Power Supply Primary, Primary AC Power Circuit

D9412GV4 specifications

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