Allen-Bradley | 1746-P2 Power Supply

Allen-Bradley 1746-P2 SLC 500 Power Supply: High-Capacity Backplane Power

Core Technical Specifications

• Brand & Model: This is an authentic Allen-Bradley component, model 1746-P2.
• Module Type: This unit is a high-capacity Chassis Power Supply module.
• Input Voltage: It accepts dual-range input: 120 to 220 Volts AC (85-132V/170-265V).
• Input Frequency: Operational frequency range is 47 to 63 Hertz.
• Backplane Current: It supplies substantial power: 5 Amps at 5V DC and 0.96 Amps at 24V DC.
• User Power Output: Provides 24V DC output (18-30V range) with 200 mA capacity.
• Input Power Rating: Typical line requirement is 180 VA (70 Watts).
• Inrush Current: Maximum inrush current measures 20 Amps.

Frequently Asked Questions (FAQ)

• Q: What happens during a momentary power loss?
  A: Its CPU hold-up time feature keeps the processor running for 20ms to 3 seconds, allowing ride-through of brief interruptions.
• Q: Can this power supply handle voltage surges from motor starts?
  A: For high-inductive loads, we strongly recommend using an isolation transformer to protect the sensitive electronics from surges.
• Q: How many wires can I connect to each terminal?
  A: Each terminal accepts a maximum of two AWG wires for proper and secure connection.

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