Allen-Bradley 1756-PSCA2 | ControlLogix Redundant Power Adapter Module
Specifications
Manufacturer: Allen Bradley
Product No.: 1756-PSCA2
Condition: 10 Items in Stock
Product Type: Power Adapter Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 560g
Shipping port: Xiamen
Warranty: 12 months
Product details
Description
Product Overview
The Allen-Bradley 1756-PSCA2 is a ControlLogix Chassis Adapter Module designed to integrate redundant power supplies into a single chassis backplane connection. It ensures reliable power distribution for high-performance ControlLogix systems.
Technical Specifications
| Parameter | Specification |
|---|---|
| Catalog Number | 1756-PSCA2 |
| Brand | Allen-Bradley |
| Series | ControlLogix |
| Module Type | Chassis Adapter Module for Redundant Power Supply |
| Weight | 8.1 oz (0.228 kg) |
| Dimensions | 5.51 x 4.41 x 5.71 in |
| Mounting | Left of Chassis |
| Operating Temperature | 32–140 °F (0–60 °C) |
| Backplane Current (24V) | 125 mA |
| Power Dissipation | 25.7 W at 30 °C, 21.3 W at 60 °C |
| Removeable Terminal Blocks | 3 RTBs, 1756-TBSH or 1756-TBNH |
| Enclosure | None |
| UPC | 10612598307699 |
| Certifications | Ex nA IIC T4 Gc (EN 60079-15), IECEx UL 14.0008X |
Key Features
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The 1756-PSCA2 funnels power from one or two redundant power supplies into the chassis backplane efficiently.
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Supports 1756-PA75R and 1756-PB75R power supplies to build robust ControlLogix redundancy systems.
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Current capacities include 1.5 A at 1.2V DC, 4 A at 3.3V DC, 15 A at 5.1V DC, and 2.8 A at 24V DC.
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Horizontally mounted on the chassis left side using a 1756-CPR2 cable, with minimum 5-inch bend radius.
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Open-type passive module with Ex nA IIC T4 Gc protection and IECEx certification ensures safety in hazardous environments.
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Includes grounding provisions for application-specific protective earth connections to minimize resistance.
Application Benefits
The Allen-Bradley 1756-PSCA2 ensures uninterrupted power delivery, protecting ControlLogix systems from failures and supporting high-availability industrial operations. It provides precise backplane current management, easy installation, and secure integration with redundant power modules.
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