Bosch D7412GV4 - Power Outputs - Circuit Protection

Power Supply and Power Outputs | en 25
Bosch Security Systens, Inc. UL Installation Guide 2016.07 | 04 | F.01U.291.483
Figure4.14: Non-PowerLimited Wiring
Callout ￚ Description
1 ￚ Conduit required for use with external batteries.
2 ￚ Battery wires
3 ￚ 0.25 in (6.4 mm) minimum. To ensure proper spacing, use tie-wraps or similar devices to
secure wires.
4 ￚ Relay output wires
5 ￚ Input or Zone wires
6 ￚ Standby battery
4.3 Power Outputs - Circuit Protection
5 PTC’s protect the control panel from short circuits on the continuous and programmable
power outputs. The PTC assignments are listed below.
PTC CB2 protects:
– Terminal 3: Auxiliary Power
PTC CB4 protects:
– Terminal 6: Output A (Alarm Power Output)
– Terminal 7: Output B (Alternate Alarm Power Output)
– Terminal 8: Output C (Switched Auxiliary Power)
PTC CB5 protects Terminal 24: Zonex Power.
PTC CB1 protects Terminal 32: SDI Power +.
PTC CB3 protects Terminal 36: SDI2 Power +.