Product Overview

The Allen-Bradley 1746-P4 is a SLC 500 power supply module designed for industrial automation systems. It accepts 120–220 V AC input and delivers a stable 18–30 V DC output. The module provides 10 A at 5 V DC and 2.88 A at 24 V DC, with a CPU hold-up time of 20 ms at full load. Designed for installation in a 1746 chassis, it features reliable performance with inrush current protection, fuse compatibility, and robust thermal handling.

Technical Specifications

Key Features

• Accepts 120–220 V AC input, delivering stable 18–30 V DC output.

• Supports 10 A at 5 V DC and 2.88 A at 24 V DC, suitable for SLC 500 systems.

• CPU hold-up time: 20 ms at full load ensures reliable operation during transient power loss.

• Compact and rack-mountable in a 1746 chassis.

• Provides inrush current protection and fuse compatibility (1746-F1 or equivalent).

• Operates efficiently across 47–63 Hz frequency and temperatures 0–60 °C.

• Weight only 2.5 lbs (1.1 kg), facilitating easy installation and replacement.