Ladoga BP-A

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Back-up power supply unit

Application

Supplies power to control panels with nominal voltage 12 V DC

Features:

Stabilized pulse-type power supply unit with galvanized junction of output voltage from AC supply network
Microprocessor control
Remote control of operation mode via communication bus with control panel “Ladoga-A”
Two separate supply outputs
Thermally compensated battery charge
Battery with capacity from 7 to 18 Ah in can be installed in case
Automatic restoration of output voltage after elimination of cause of fault in loading circuits
Battery circuit control
Protecting of battery switch off if a failure is detected: open circuit, short circuit, incorrect connection of battery («reverse polarity»), connection of deeply discharged battery with voltage less than 9 V (without loading)
Automatic connection of battery after elimination of failure
Protection of battery from deep discharge

Specifications:

Power supply	160...250 V
Output	(13.2±0.4)V DC
Output voltage pulsation (peak to peak), max	not more than 30 mV
Nominal output currents	1А (output 1), 2А (output 2)
Output voltage when power supply is provided from battery (back-up mode)	from 10 up to 13V
Battery charge current, max	not more than 1.1 А
Battery discharge, max	not more than 3.3 А
Shutdown threshold of battery against the deep discharge	10.6 V
Battery type	sealed unwatched lead-acid battery with nominal voltage 12 V, recommended capacity-up to 65 A/h
Operating temperature	-10…+40°С