Technical Specifications
Input voltage: 85V to 264V AC, 47Hz to 63Hz auto-ranging. Output voltages: +5V DC, ±15V DC. Total output power: 120W. Efficiency: 85% typical. Hold-up time: 20ms minimum. Isolation: 2500V AC input-to-output. Operating temperature range: -20°C to +70°C.
Functional Features
Wide universal input voltage range adapts to global power grids. Built-in over-voltage, over-current, short-circuit and over-temperature protection prevent load and module damage. Front panel status indicators show output and fault status. It supports parallel redundant operation for high-availability systems. Active power factor correction improves input power quality.
Application Scenarios
It serves as the primary power source for VM600 monitoring racks in power plants, process facilities, manufacturing plants and industrial condition monitoring systems.

Performance Parameters
Output voltage regulation: ±1% of nominal. Output ripple: <50mV peak-to-peak. Hold-up time: 20ms minimum. Efficiency: 85% typical. Operating temperature range: -20°C to +70°C. Vibration resistance: 2G @ 10Hz to 500Hz.
Material Composition
Housing: galvanized steel sheet with powder coating. PCB: FR-4 substrate. Transformer: silicon steel core with copper windings. Heat sink: extruded aluminum. Terminals: tin-plated copper alloy.
Structural Characteristics
It features rack-mount card construction, front panel power and fault status LEDs, AC input terminal block, DC output backplane connector, and integrated cooling fan.
Working Principle
It receives AC input power, performs rectification, power factor correction and high-frequency DC-DC conversion through switching power circuits, regulates outputs to stable 5V and ±15V DC levels, and distributes power to the rack backplane for all installed modules.
Installation Requirements
Install in the dedicated power supply slot of the VM600 chassis. Use appropriately sized copper wire for AC input connections. Connect protective earth ground reliably. Ensure adequate ventilation space around the module. For redundant operation, install two identical power supply modules.














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