Allen-Bradley 1756-PB72 ControlLogix Power Supply

General Description:

The Allen-Bradley 1756-PB72 is a ControlLogix power supply module designed for the backplane of ControlLogix systems. 

Technical Specifications:

l Input Voltage Range: 18-32V DC

l Nominal Input Voltage: 24VDC

l Output Power: 75W at 60°C, with specific currents at different voltages:

l 1.5A at 1.2V

l 4A at 3.3V

l 10A at 5.1V

l 2.8A at 24V

l Overcurrent Protection: Built-in

l Isolation Voltage: 250V (continuous), Reinforced Insulation Type

l Dimensions: 140 x 112 x 145 mm (5.51 x 4.41 x 5.71 inches)

l Weight: Approximately 0.95 kg (2.10 lb)

Detailed Features of 1756-PB72 Power Supply:

1. The 1756-PB72  provides a report on the module’s operation.

2. It has reinforced insulation tested at 3,500V DC for 60 seconds, ensuring safety and reliability.

3. The power supply operates within a relative humidity range of 5-95% non-condensing.

Applications of 1756-PB72 Power Supply

The Allen-Bradley 1756-PB72 is used in industrial automation applications where a reliable and efficient power supply is critical. It is designed to work with the ControlLogix chassis to the backplane distributed across the ControlLogix system.

Installation:

The 1756-PB72 is installed at the leftmost part of the ControlLogix chassis. It is mounted directly on the mounting plate and secured by the provided mounting holes. For safety, it is essential to properly connect the ground terminals of the chassis and the power supply.

Related Part Numbers of 1756-PB72 Power Supply:

l 1756-PA72

l 1756-PB30XT

l 1756-PBXT

l 1756-PC75/B

l 1756-PH75/B

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