1746-P1 | Allen-Bradley | SLC 500 Rack-Mount Power Supply

Overview  

The Allen-Bradley 1746-P1 is a rack-mounted power supply unit designed for the SLC 500 series chassis. It delivers stable DC output voltages to support PLC modules, ensuring reliable operation in industrial automation systems. With integrated fuse protection and wide input voltage compatibility, the 1746-P1 is a dependable choice for legacy SLC 500 installations.

Technical Specifications

• Manufacturer: Allen-Bradley (Rockwell Automation)

• Model/Part Number: 1746-P1

• Product Line: SLC 500

• Category: PLCs

• Module Type: Rack-Mount Power Supply

• GTIN: 10662073521416

• UPC: 10662073521416

• Weight: 1.00 lbs (0.45 kg)

• Input Voltage: 120–220 V AC

• Input Power: 42 W

• Frequency: 47–63 Hz

• Inrush Current: 20 A

• Internal Current Capacity:

• 2 A at 5 V DC

• 0.46 A at 24 V DC

• Output Voltage Range: 18–30 V DC

• Backplane Current:

• 5 V DC @ 2 A

• 24 V DC @ 0.46 A

• Fuse Protection: 1746-F1 or equivalent

• Mounting Location: 1746 chassis

• Operating Temperature: 0–60 °C (32–140 °F)

• Storage Temperature: -40–85 °C (-40–185 °F)

Key Features

• Compact rack-mount design for SLC 500 chassis

• Wide input voltage range for global compatibility

• Integrated fuse protection for enhanced safety

• Stable DC output for reliable PLC operation

• Lightweight construction for easy installation

Applications

• Powering Allen-Bradley SLC 500 PLC systems

• Industrial control panels requiring stable DC supply

• Legacy automation systems needing reliable power distribution

• Machine-level control environments with modular PLCs

FAQ

• Q: What input voltage does the 1746-P1 support?  A: 120–220 V AC.

• Q: What is the backplane current capacity?  A: 2 A at 5 V DC and 0.46 A at 24 V DC.

• Q: Which fuse type is recommended?  A: 1746-F1 or equivalent.

• Q: Is this unit compatible with all SLC 500 chassis?  A: Yes, it is designed for use with 1746 chassis.