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48V DIN RAIL MOUNT UPS CHARGE CONTROLLER
PRODUCT DESCRIPTION

RLH 48VDC DIN rail mount charge controllers are compact units designed to work with a DC power supply (such as the RLH DIN rail power supplies) and a backup battery to provide uninterruptible power in the event of a power outage.

The charge controller continuously maintains the correct charge level on the battery and ensures a seamless power transition to battery power when needed for a complete UPS power supply solution.

CLICK HERE for 24V Battery Charge Controllers

STANDARD FEATURES
Parallel connection to DC bus
Suitable for 48VDC systems up to 30A
Cooling by free air convection
Can be installed on DIN rail TS-35/7.5 or 15
Built-in battery test function
Battery polarity protection
Relay contact signal output and LED indicators for DC Bus OK, Battery Fail and Battery Discharge
Convenient screw down terminals
6 inch DIN rail is included
LIFETIME UNCONDITIONAL WARRANTY
STANDARD SPECIFICATIONS
CONSTRUCTION:
Steel, powder coated
PHYSICAL DIMENSIONS: (Not including DIN bracket)
H 4.9 x W 2.2 x D 3.9 (H 125.2mm x W 55.5mm x D 100mm)
MOUNTING STYLE: Standard DIN rail (TS-35/7.5 0r 15) or wall mount. DIN rail section included
EMC STANDARDS: Compliance to EN55022 (CISPR22) Class B, EN61000-4-2,3,4,5,6,8, ENV50204, heavy industry level, criteria A
DC INPUT / DC BUS: 48 ~ 55V, 30A
BATTERY OUTPUT: 2A (Typ), 4.5/7AH Battery, 48V
RELAY CONTACT RATING (MAX): 30VDC, 1A
OPERATING TEMPERATURE:
-20° to +70°C (-4°F to +158°F)
EXAMPLE APPLICATION DIAGRAM
Click the image below to view a sample application and wiring diagram of a RLH multi-terminal, redundant UPS system for 24V industrial equipment. 48V systems will be similar.

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APPLICATION INFORMATION
DC Bus Backup Connection for UPS (Click for larger image)

UPS Block Diagram (Click for larger image)

ORDERING INFORMATION
48VDC 30AMP Battery Charge Controller (UPS)
Part Number
Input Output Charge Current
RLH-UPS-48-30-01
48VDC / 30A Max.
2A

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