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Allen Bradley 1771-P4R PLC-5 Redundant Power Supply

Allen Bradley 1771-P4R PLC-5 Redundant Power Supply Module

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ManufacturerAllen Bradley

Part number1771-P4R

Input Voltage Range 97-132 VAC

Frequency 47-63 Hz

Output Voltage 5 VDC

Output Current 8A

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Redundant power supply design N+1 capability Single slot occupancy Output alarm Integral fuse Tested to withstand 1000V isolation

Product description

The Allen-Bradley 1771-P4R is a redundant power supply module designed for the 1771 PLC range. It operates with an input voltage of 97-132V AC at 47-63 Hz, providing a 5V DC output at 8A. This N+1 design module occupies a single slot in the 1771 chassis and features an alarm circuit rated for 24-250V AC. It offers a maximum output current of 8A for a 2-unit system, 14A for a 3-unit system, and 20A for a 4-unit system.

This power supply is ideal for industrial automation, process control, and machine control applications where reliable and stable power is critical. It ensures the seamless operation of control systems and connected devices in demanding manufacturing environments.

Source your Allen-Bradley 1771-P4R redundant power supply from Stanlo Automation, a veteran-owned surplus parts distributor, for reliable service and fast delivery.

Technical specifications

Input Voltage Range	97-132 VAC
Frequency	47-63 Hz
Output Voltage	5 VDC
Output Current	8A
Module Type	Redundant Power Supply
Alarm Rating	24-250V AC
Fuse	1.5A, 250V AC Slow Blow
Chassis Slot	Single

Common applications

Industrial Automation

Process Control

Manufacturing

Machine Control

PLC Systems

Control Cabinets

Compatible systems

1771 Chassis

Also known as

Allen-Bradley PLC-5 Power Supply 1771 Series Power Supply AB 1771-P4R

Replaces / compatible with

Replaces or is compatible with other Allen Bradley 1771 series power supply modules.

Technical note

Expert tip

Ensure proper ventilation around the 1771-P4R as it has a maximum thermal dissipation of 47.8 BTU/hr.

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Frequently asked questions

What are the output current capabilities of the Allen Bradley 1771-P4R power supply?

The 1771-P4R provides a maximum output current of 8A for a 2-unit system, 14A for a 3-unit system, and 20A for a 4-unit system, ensuring scalable power delivery for various configurations.