Allen-Bradley 1503VC-BMC3 Contactor Control Voltage Conversion Module

Overview  

The Allen-Bradley 1503VC-BMC3 is a voltage conversion module engineered for industrial automation systems. It delivers a stable 24 V DC output from a 120/240 V AC input, supporting contactor control, PLC auxiliary power, and low-voltage DC loads. Its modular design ensures ease of installation and maintenance in demanding environments.

Technical Specifications

• Manufacturer: Allen-Bradley (Rockwell Automation)

• Model Number: 1503VC-BMC3

• Type: Contactor Control Voltage Conversion Module

• Input Voltage: 120/240 V AC

• Output Voltage: 24 V DC

• Maximum Output Current: 3 A

• Efficiency: 85% typical

• Power Factor: 0.95 at full load

• Operating Temperature: -20°C to +60°C

• Storage Temperature: -40°C to +85°C

• Relative Humidity: 5%–95% non-condensing

• Enclosure Rating: IP20

• Dimensions: 150 mm × 100 mm × 50 mm

• Weight: 1.0 kg

Key Features

• Converts 120/240 V AC to 24 V DC for control applications

• High efficiency with strong power factor correction

• Compact modular design for panel integration

• IP20 enclosure rating for safe installation

• Supports continuous operation in industrial environments

Applications

• Contactor control circuits

• Auxiliary power supply for PLCs

• Motor drive control systems

• Low-voltage DC loads in automation panels

FAQ

• Q: Can the 1503VC-BMC3 power multiple contactors?  A: Yes, provided the total current does not exceed 3 A.

• Q: What mounting options are available?  A: DIN rail and screw mounting are supported.

• Q: Is the efficiency suitable for continuous operation?  A: Yes, the 85% efficiency rating is designed for continuous industrial use.