Lenel OnGuard 2013, Installation Manual

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NGP Keypad Installation Guide
revision 1.007 —
27
5 Power Limits and Standby Power
The following information provides the safe operating currents for the NGP control and modules. The
additional power supplies, including standby DC power to support the required current loads for the
installations is the responsibility of the installing company.
When calculating power requirements for installations; the backup requirement of local authorities such as
UL, ULC or European EN50131 must be taken into consideration.
5.1 Main Control Unit
North America, UL Listed Products
• INPUT: 120 VAC, 0.6 A, 60 W, 60 Hz
• OUTPUT:
-
Auxiliary: 14 VDC @ 500 mA
- Module Bus: 14 VDC @ 400 mA
Total current draw with the auxiliary and module bus must not exceed 650 mA.
Europe
For units that include the mains transformer within the control cabinet.
• INPUT: 230 VAC, 0.25 A, 60 W, 50 Hz
• OUTPUT:
-
Auxiliary: 14 VDC @ 500 mA
- Module Bus: 14 VDC @ 400 mA
Total current draw with the auxiliary and module bus must not exceed 1.2 A.
5.2 Power Supply Unit
The intelligent power supply unit (IPSU) communicates with the NGP main controller on its module
communication bus (SNAPP), allowing remote diagnostics of the power supply.
The power supply is rated to provide 13.8 VDC, 650 mA to peripheral devices on the system and will
support a 12 VDC backup battery up to 17 Ahr.
The power supply unit can feature a 230 VAC to 16 VAC transformer inside the enclosure for European
requirements.
Not evaluated by UL.