Allen Bradley 1756-PAR2 ControlLogix Redundant Power Supply Kit

Overview

The Allen Bradley 1756-PAR2 is a redundant power supply kit designed for ControlLogix systems. It allows two power supplies to operate in a redundant configuration, ensuring continuous power delivery and enhancing system reliability for critical industrial automation applications.

General Information

Part Number: 1756-PAR2

Manufacturer: Allen Bradley

Brand / Country of Origin: Allen Bradley / United States

Series: ControlLogix

Type: Redundant Power Supply Kit

Mounting: Rack or chassis installation

Application: Provides redundancy for ControlLogix AC power supplies

Technology: Redundancy management and fault detection for uninterrupted power operation

Power Specifications

Input Voltage: Compatible with 1756-PA75/PA75K AC power supplies

Redundancy Configuration: Supports two AC power supplies in redundant operation

Output Power: Matches installed power supplies, up to 75 W each

Protection Features: Overvoltage, overload, short-circuit protection, and redundancy monitoring

Status Indicators: LEDs for redundancy status, power OK, and fault conditions

Communication & Interface

Interface Type: Backplane connection with installed power supplies

System Compatibility: Works with ControlLogix chassis and AC power modules

Diagnostics: Redundancy monitoring and fault detection

User Interface: LED indicators for power and redundancy status

Configuration Requirements: No additional software configuration required

Environmental

Operating Temperature: 0 to +60 °C

Storage Temperature: −40 to +85 °C

Relative Humidity: 5–95% RH, non-condensing

Vibration Resistance: Designed for industrial environments

Protection Rating: IP20 when installed in an enclosure

Dimensions & Weight

Dimensions (L × W × H): 300 × 50 × 200 mm

Shipping Weight: 3 kg

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