Description
Allen-Bradley 1746-P2 SLC 500 Power Supply
The Allen-Bradley 1746-P2 delivers reliable power for your SLC 500 system. This robust power supply converts 120/220V AC input to stable 5V and 24V DC outputs, ensuring continuous operation of your automation components. With built-in protection and easy installation, it’s the perfect choice for industrial control applications.
Key Technical Specifications
- Brand & Manufacturer: Allen-Bradley / Rockwell Automation
- Model: 1746-P2 (SLC 500 Series)
- Module Type: Power Supply Unit
- Input Voltage: 85-132V AC or 170-265V AC (jumper selectable)
- Input Frequency: 47-63 Hz
- Output Capacity: 5A @ 5V DC and 0.96A @ 24V DC
- User Power Output: 200mA @ 24V DC (18-30V range)
- Power Rating: 70 Watts continuous output
- Hold-up Time: 20ms at full load, 3000ms at no load
- Inrush Current: 20A maximum
- Isolation: 1800V AC RMS for 1 second
- Overcurrent Protection: 15A maximum user-supplied
- Fuse Protection: 1746-F1 or equivalent (fire hazard protection)
- Operating Temperature: 0° to 60° C (32° to 140° F)
- Dimensions: 5.5 x 2.9 x 5.7 inches (139.7 x 73.7 x 144.8 mm)
- Weight: 2.5 lbs (1.1 kg)
- Wire Capacity: Maximum 2 AWG wires per terminal
Installation Guide
- Install in leftmost position of 1746 chassis (does not use a slot)
- Set voltage jumper for correct input (100/120V AC or 200/240V AC)
- Always disconnect power before wiring
- Use proper grounding techniques
- Install isolation transformer for high-inductive load applications
- Ensure adequate ventilation around power supply
Package Contents
- One (1) 1746-P2 power supply unit
- Installation documentation
- All necessary mounting hardware
Warranty Coverage
- 12-month warranty included
- Covers all material and workmanship defects
- Quick support for any issues
- Easy warranty claim process
Frequently Asked Questions
- Q: Where does this power supply install in the chassis?
A: The 1746-P2 installs in the leftmost position and doesn’t count as a slot in the system. - Q: How do I set the input voltage for my application?
A: Use the jumper pins on the front panel to select between 100/120V AC or 200/240V AC input. - Q: What happens during a power undervoltage condition?
A: The power supply maintains operation for 20ms at full load, allowing the processor to shut down properly. - Q: Can I replace the internal fuse myself?
A: Yes, use 1746-F1 or equivalent fuse for replacement, but always disconnect power first. - Q: What protection does this power supply offer?
A: It provides fuse protection against fire hazards from short circuits and features 1800V isolation.
Download User Manual
- Get complete installation instructions
- Find detailed wiring diagrams
- Learn about voltage jumper settings
- Download here: SLC 500 Hardware Manual
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