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
Selecting the Right Cables for Industrial Automation: A Comprehensive Guide
Selecting the appropriate cabling infrastructure is critical for the success of any industrial automation project. Improper cable selection often leads to signal degradation, system instability, and costly downtime. As an automation engineer, I frequently see projects compromised by poor cabling choices in harsh industrial environments. This guide simplifies the complex landscape of cabling to help you make informed decisions for your PLC, DCS, and control systems.
Preventing Spurious Trips in Emergency Stop Systems: A Technical Guide
In industrial automation, the Emergency Stop (E-Stop) pushbutton is the ultimate safety line. However, relying on a single Normally-Closed (NC) contact can sometimes lead to unexpected spurious trips. As a control systems engineer, I have seen these nuisance trips halt entire production lines, causing significant downtime. Understanding why these components fail and how to implement robust architecture is essential for any reliable DCS or PLC-based safety system.
Sequencing Induction Motor Control with PLC Logic: Best Practices
In modern industrial automation, controlling a group of induction motors requires precision and safety. Uncontrolled simultaneous startup of multiple large motors often causes significant voltage dips, potentially triggering protective trips. Therefore, implementing a sequential startup and shutdown strategy is essential. This approach minimizes inrush current and ensures the system operates within established power constraints. A robust PLC program serves as the ideal engine for orchestrating these sequences.