Product Details
Overview
The 1771-P6S from Allen-Bradley is a high-efficiency power supply module designed for use within the PLC-5 series chassis. It delivers stable and reliable power to the system’s backplane and connected modules. This single-slot power supply operates at 220V AC nominal input and provides 8A at 5V DC backplane current, making it ideal for medium to large-scale industrial control systems requiring dependable performance.
Technical Specifications
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Manufacturer: Allen-Bradley (Rockwell Automation)
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Product Line: PLC-5
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Part Number: 1771-P6S
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Module Type: Power Supply
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Nominal Input Voltage: 220V AC
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Input Voltage Range: 194–264V AC
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Input Frequency: 47–63 Hz
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Maximum Real Input Power: 56 W
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Maximum Apparent Input Power: 89 VA
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Maximum Transformer Load: 140 VA
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Backplane Output Current: 8 A @ 5V DC
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Fuse Rating: 1.5 A, 250V, slow-blow type
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Cabling: 1771-CT
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Mounting Location: One slot in 1771 chassis
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Parallel Compatibility: -P6S, -LWP, -LZP, -LXP
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Weight: 1.88 lbs (0.85 kg)
Key Features
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Stable Power Delivery: Maintains consistent DC output to the PLC-5 backplane for all installed modules.
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Wide Input Range: Operates from 194V to 264V AC for flexibility across industrial environments.
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Integrated Protection: Includes internal fuse for overload and surge protection.
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Compact Design: Fits seamlessly within standard 1771 chassis without additional configuration.
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Parallel Operation Support: Can be used in parallel configurations for redundancy.
Applications
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Power distribution within PLC-5 control systems
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Industrial automation environments with 220V AC mains
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Redundant power configurations for high-availability systems
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Process control and manufacturing automation setups
FAQ
Q: Can the 1771-P6S operate on 120V AC?
A: No, it is designed specifically for 220V AC input.
Q: How much backplane current does it provide?
A: Delivers 8A at 5V DC, suitable for most PLC-5 rack configurations.
Q: Is the module hot-swappable?
A: No, it must be installed with power off for safety.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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Mastering PLC Power Supply Architectures and Operating Voltages
Selecting the correct operating voltage is a critical step in designing reliable industrial automation systems. Whether you are working with a compact PLC or a large-scale DCS, your power architecture dictates the system's longevity. In this guide, we explore the standard voltage ranges and power distribution strategies required to maintain stable factory automation operations.
Optimizing Power Supply Sizing for Industrial Automation Systems
The power supply is the silent heartbeat of any industrial automation system. While engineers often prioritize processors and communication protocols, a stable power architecture remains the most critical factor for long-term reliability. In my 15 years of experience, I have found that neglecting power supply sizing often leads to ghost errors, intermittent field device failures, and costly production downtime.