Description
Allen-Bradley 1746-P3: SLC 500 DC Power Supply
Efficient DC Power For Your System
The Allen-Bradley 1746-P3 powers your SLC 500 system with 24V DC input. It delivers strong and stable power to all modules. This 1746-P3 unit mounts on the left side of the chassis. It is perfect for applications using DC power sources.
Key Technical Specifications
Brand: Allen-Bradley
Model: 1746-P3
Type: DC Input Power Supply
Input Voltage: 19.2-28.8V DC
Nominal Input: 24V DC
5V DC Output: 3.6A max
24V DC Output: 0.87A max
Inrush Current: 20A max
Hold-up Time: 5 ms (full load) / 1000 ms (no load)
Isolation: 600V AC RMS for 1 second
Fuse Type: 1746-F3 or equivalent
Operating Temp: 0 to 60°C (32 to 140°F)
Power Rating: 61 Watts
Dimensions: 5.5 x 2.9 x 5.7 inches
Weight: 2.5 pounds (1.1 kg)
12 Month Warranty
We provide a full one-year warranty on this 1746-P3 power supply. It covers all material and workmanship issues. We offer prompt repair or replacement service. We ship globally using FedEx, UPS, and DHL.
Download Installation Guide
- Learn correct DC input wiring procedures.
- Understand fuse replacement and specifications.
- Get details on hold-up time and power management.
- Find safety instructions for hazardous locations.
Download SLC 500 Hardware Manual Here
Important Technical Questions
- What is the advantage of a DC power supply?
It allows operation from battery systems or DC power sources. This is useful for mobile or remote applications. - How does the hold-up time work?
It keeps the system running for 5ms-1000ms during power interruptions. This prevents data loss during brief outages. - Can I use this in hazardous locations?
Yes. It is certified for Class 1, Division 2 hazardous locations with proper installation. - What tools do I need for installation?
You only need a 1/8 inch flat head and a 1/4 inch Phillips screwdriver. - Is there isolation between input and output?
No isolation between backplane and input, but 600V AC isolation between chassis and input terminals.
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