Product Details
Product Overview
The Allen-Bradley 1746-P1 is a compact AC power supply module designed for the SLC 500 modular controller series. It delivers reliable backplane power to the processor and I/O modules within the SLC chassis, ensuring stable system operation under varying industrial conditions. Supporting a wide AC input range and robust output capacity, this power module provides consistent performance for small to medium control configurations.
Technical Specifications
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Manufacturer: Rockwell Automation
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Brand: Allen-Bradley
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Model Number: 1746-P1
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Series: SLC 500
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Product Type: Power Supply Module
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Input Voltage Range: 120–220 VAC
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Input Frequency: 47–63 Hz
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Input Power: 42 W
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Output Voltage Range: 18–30 VDC
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Internal Current Capacity:
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2 A @ 5 VDC
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0.46 A @ 24 VDC
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Backplane Current:
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2 A @ 5 VDC
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0.46 A @ 24 VDC
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Inrush Current: 20 A
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Fuse Protection: 1746-F1 or equivalent
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Mounting Location: Installed in the leftmost slot of the 1746 chassis
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Dimensions (H x W x D): 14.0 x 5.8 x 14.5 cm (5.5 x 2.3 x 5.7 in)
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Weight: 0.9 kg (2 lb)
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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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Relative Humidity: 5–95%, non-condensing
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Cooling Method: Natural convection
Application Scenarios
The Allen-Bradley 1746-P1 is commonly used in:
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SLC 500-based control panels requiring AC input and DC backplane output
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Manufacturing and assembly line automation
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Process control systems with mid-range I/O requirements
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Retrofit or expansion of existing Allen-Bradley SLC systems
FAQ
Q: Is the 1746-P1 compatible with all SLC 500 chassis models?
A: Yes, it is compatible with all standard SLC 500 chassis including 1746-A4, 1746-A7, and 1746-A10.
Q: Does the 1746-P1 include built-in fuse protection?
A: Yes, it uses the 1746-F1 fuse or an equivalent component for overcurrent protection.
Q: Where should the power supply be installed in the chassis?
A: It should always be installed in the leftmost slot of the 1746 chassis for proper operation.
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
Evolving SCADA System Architectures in Industrial Automation
A robust Supervisory Control and Data Acquisition (SCADA) system serves as the heartbeat of modern industrial operations. Understanding SCADA system architecture is vital for engineers designing efficient control systems. These architectures have evolved from isolated, monolithic structures to highly interconnected, networked ecosystems. Choosing the right design requires balancing data visibility, processing power, and long-term scalability requirements.
Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.
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.