Description
Allen-Bradley 1746-P1: SLC 500 Power Supply
Reliable Power For Your System
The Allen-Bradley 1746-P1 powers your SLC 500 chassis. It gives stable 5V and 24V DC power. This 1746-P1 unit fits in the left slot of any 1746 chassis. It keeps your system running during brief power drops.
Key Technical Specifications
Brand: Allen-Bradley
Model: 1746-P1
Type: Power Supply Module
Input Voltage: 120/220V AC (85-132V / 170-265V AC)
Input Frequency: 47-63 Hz
5V DC Output: 2A max
24V DC Output: 0.46A max
User Power Output: 24V DC, 200 mA
Inrush Current: 20A max
Hold-up Time: 20 ms (full load) / 3000 ms (no load)
Isolation: 1800V AC RMS
Fuse Type: 1746-F1 or equal
Operating Temp: 0 to 60°C
Dimensions: 5.5 x 2.3 x 5.7 inches
Weight: 2 pounds (0.9 kg)
12 Month Warranty
We guarantee this 1746-P1 power supply for one year. It covers any defects in materials or workmanship. We provide quick replacements. We ship via FedEx, UPS, and DHL.
Get The Complete Manual
- Learn correct installation and jumper settings.
- Understand input voltage configuration.
- Find fuse replacement procedures.
- Get details on hold-up time and power recovery.
Download SLC 500 Hardware Manual Here
Important Technical Questions
- How do I set the input voltage?
You must set the input voltage jumper before applying power. Set it for either 120V or 240V operation. - What happens during a power drop?
The CPU can keep running for 20ms to 3000ms. This depends on your system’s load. - Can I replace the fuse myself?
Yes. Use only the specified 1746-F1 fuse or equivalent. Always disconnect power first. - How much user power does it provide?
It provides 200mA at 24V DC for external devices. This is in addition to backplane power. - Where does it install in the chassis?
It always installs in the leftmost slot. This is true for main and expansion chassis.
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