Allen-Bradley 1756-PB50 DC Power Supply

Power your ControlLogix system with the reliable 1756-PB50 DC power supply. This robust module delivers consistent performance for industrial automation applications.

Technical Specifications

• Brand & Model: Allen-Bradley 1756-PB50
• Input Voltage Range: 18-32V DC
• Nominal Voltage: 24V DC
• Maximum Input Power: 85W at 50°C, 70W at 60°C
• Output Power: 60W at 50°C, 50W at 60°C
• Current Capacity 5.1V: 8A at 50°C, 6A at 60°C
• Current Capacity 24V: 2.5A at 50°C, 2.0A at 60°C
• Hold-up Time: 30ms at 60W, 40ms at 50W
• Isolation Voltage: 250V Continuous
• Inrush Current: 30A Maximum

Environmental Specifications

• Operating Temperature: 32°F to 140°F (0°C to 60°C)
• Relative Humidity: 5-95% Non-condensing
• Operating Shock: 30G Maximum
• Storage Temperature: -40°F to 185°F (-40°C to 85°C)
• Designed for industrial environments
• Suitable for harsh conditions

Installation Guide

• Mount in left-side slot of 1756 chassis
• Use 14 AWG (2.5 mm²) copper wire
• Wire temperature rating: 194°F (90°C) minimum
• Maximum wire insulation: 1.2 mm (3/64 in)
• Install in open or enclosed configurations
• Follow local electrical codes

Compatible Chassis

• 1756-A4 Series A, B, C chassis
• 1756-A7 Series A, B, C chassis
• 1756-A10 Series A, B, C chassis
• 1756-A13 Series A, B, C chassis
• 1756-A17 Series A, B, C chassis
• Works with all ControlLogix modules

Package Contents

• One 1756-PB50 power supply unit
• Installation documentation
• Mounting accessories

Shipping Information

• Fast worldwide shipping via FedEx, UPS, DHL
• Real-time tracking available
• Secure packaging guaranteed

Warranty Information

• 12-month quality warranty included
• Comprehensive defect coverage
• Professional technical support

Professional FAQ

• What is the hold-up time at full load?
  The 1756-PB50 provides 30ms hold-up at 60W load.
• How does temperature affect current output?
  Current capacity reduces at higher temperatures for safety.
• Which chassis series support this power supply?
  It works with Series A, B, and C 1756 chassis models.
• What wire gauge should I use for installation?
  Use 14 AWG (2.5 mm²) copper wire for best results.
• Does it work with all ControlLogix modules?
  Yes, it powers I/O, communication, and specialty modules.

Download Technical Manual

• Get complete installation guide
• Access detailed specifications
• Download Full Product Manual Here

© 2025 Ubest Automation Limited. All rights reserved.
Original Source: https://www.ubestplc.com/
Contact: sales@ubestplc.com | +86 180 3000 5825