The CHINFA DIN Rail DRU series battery backed power supply has a universal input voltage ranging between 22.5VDC and 28VDC with a built-in active PFC. The DRU has a built-in boost, a current limited charger which can provide either afloat or fast charge voltage to the battery. The rated output current is 30A at 24VDC output voltage. It also provides automatic battery reverse polarity protection and low voltage deep discharge protection to prevent permanent damage to the battery. This power supply is designed for DIN rail UPS systems.

Automatic battery polarity protection
Battery low voltage disconnect (LVD)
Built-in battery test function
Operation temperature ranging between -40°C and 71°C
Parallel connection to a DC bus
Relay and LED alarms
Ripple factor and noise is 100mV

Electromagnetic drives
Factory automation
Industrial controls
Instrumentation

CE certified
cUL
TUV
UL approved