Allen Bradley 1756-PA75 Power Supply Module

Overview

The 1756-PA75 is an AC power supply module designed for ControlLogix chassis systems. It delivers stable, regulated power to all ControlLogix modules. Therefore, it ensures consistent operation and high system uptime in industrial automation environments. The module supports a wide AC input voltage range and provides multiple DC outputs to power different modules simultaneously.

Technical Specifications

• Brand: Allen-Bradley

• Series: ControlLogix

• Model Number: 1756-PA75

• Product Type: ControlLogix AC Power Supply

• Input Voltage Range: 85–265 VAC

• Nominal Input Voltage: 120/240 VAC

• Frequency Range: 47–63 Hz

• Maximum Input Power: 100 VA

• Output Power: 75 W max

• DC Output Currents: 4 A @ 3.3 V DC, 13 A @ 5.1 V DC, 2.8 A @ 24 V DC

• Hold-Up Time: 2 cycles @ 85 V AC; 6 cycles @ 120 V AC; 20 cycles @ 220 V AC

• Isolation Voltage: 250 V continuous

• Max Inrush Current: 30 A

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

• Dimensions (L × W × H): 14.0 × 11.2 × 14.5 cm (5.51 × 4.41 × 5.71 in)

• Weight: 2.09 lbs

• Mounting Style: Rack-mounted in ControlLogix chassis (left side recommended)

• Status Indicators: LED indicators for module operation and fault status