Product Details
Overview
The 1756-PA75 is a standard AC power supply from the Allen-Bradley ControlLogix family, engineered to provide consistent and efficient power delivery to chassis and system modules. It supports universal AC input, robust electrical protection, and stable operation across a broad temperature range, making it suitable for diverse industrial automation applications.
Technical Specifications
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Manufacturer: Allen-Bradley
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Model / Part Number: 1756-PA75
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Product Type: Standard AC Power Supply
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Series: ControlLogix
Electrical Characteristics
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Input Voltage Range: 85…265V AC
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Nominal Input Voltage: 120V / 240V AC
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Input Frequency: 47…63 Hz
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Maximum Input Power: 100 VA / 100 W
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Output Power: 75 W (rated for 0…60°C / 32…140°F)
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Inrush Current: 20 A max
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Output Regulation: ±3% typical
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Power Factor: >0.95
Thermal & Environmental Ratings
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Operating Temperature: 0°C to +60°C (32°F to 140°F)
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Storage Temperature: -40°C to +85°C (-40°F to +185°F)
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Enclosure Rating: None (open-style design)
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Temperature Code: T4 (North America)
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Relative Humidity: 5% to 95%, non-condensing
Mechanical Details
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Mounting Type: Chassis mount
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Weight: 0.95 kg (2.10 lb)
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Conductor Screw Torque: 0.565 N·m (5 lb-in)
Application Notes
The 1756-PA75 is designed to supply power to a single ControlLogix chassis and its installed modules. It is ideal for use in process control, discrete manufacturing, and high-reliability automation systems. The wide input range and high efficiency make it suitable for global installations requiring stable power performance.
FAQ
Q: What is the rated output power of the 1756-PA75?
A: The module delivers up to 75 W of continuous output power across the 0…60°C operating range.
Q: Does this power supply support universal AC input?
A: Yes, it supports 85…265V AC with automatic selection between 120V and 240V nominal.
Q: Is the 1756-PA75 compatible with all ControlLogix chassis sizes?
A: Yes, it supports all standard ControlLogix chassis models, depending on total load requirements.
Q: Does the module include overcurrent or surge protection?
A: It includes integrated surge suppression and inrush current limiting for enhanced reliability.
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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Essential Motion Control Commands: A Practical Guide for Engineers
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The Role of Intrinsic Safety Barriers in PLC and DCS Architectures
Implementing robust protection in hazardous industrial environments represents a fundamental safety requirement in factory automation. Process facilities often handle volatile gases, dusts, and chemical agents that pose significant combustion risks. Consequently, control system engineers must deploy energy-limiting interfaces to isolate safe-area control cabinets from hazardous-area field instrumentation. This article examines the function, selection, and electrical principles of intrinsic safety barriers within modern PLC and DCS networks.