Allen-Bradley 1756-PB72K DC Power Supply Module

Powerful DC performance for industrial control. The 1756-PB72K delivers reliable 75W power to your ControlLogix system. It accepts 18-32V DC input and provides multiple voltage outputs. Ideal for demanding automation applications.

Main Features

• High power output: 75 Watts at 60°C
• Wide input range: 18-32V DC operation
• Multiple voltages: 1.2V, 3.3V, 5.1V, 24V DC outputs
• Robust construction: 30G shock resistant
• Universal compatibility: Series A, B, C chassis

Technical Details

• Brand: Allen-Bradley
• Model: 1756-PB72K DC Power Supply
• Input Voltage: 24V DC nominal
• Voltage Range: 18-32V DC
• Output Power: 75 Watts
• Input Power: 95 Watts maximum
• Current Outputs: 1.5A at 1.2V, 4A at 3.3V, 10A at 5.1V, 2.8A at 24V
• Inrush Current: 30A maximum
• Hold-up Time: 35ms at 18V, 40ms at 24V/32V
• Overcurrent Protection: 15A
• Isolation Voltage: 250V continuous
• Operating Temperature: 32°F to 140°F (0°C to 60°C)
• Vibration Rating: 5G at 10-500 Hz
• Shock Resistance: 30G operating, 50G non-operating
• Weight: 2.5 lbs (1.1 kg)
• Dimensions: 5.5" x 4.4" x 5.7"

Easy Installation

• Mount on left side of 1756 chassis
• Use 14 AWG copper wire
• Wire rating: 194°F (90°C) minimum
• Torque screws to 0.565 N-m
• Ensure proper ventilation

Compatible Chassis

• 1756-A4 (Series A, B, C)
• 1756-A7 (Series A, B, C)
• 1756-A10 (Series A, B, C)
• 1756-A13 (Series A, B, C)
• 1756-A17 (Series A, B, C)

Environmental Ratings

• Operating Temperature: 0°C to 60°C
• Storage Temperature: -40°C to 85°C
• Humidity: 5-95% non-condensing
• Pollution Degree: Level 2
• Vibration: 5G at 10-500 Hz

Expert FAQ

• What is the hold-up time of 1756-PB72K?
  35ms at 18V DC and 40ms at 24V/32V DC.
• Does it have overcurrent protection?
  Yes, 15A overcurrent protection included.
• What vibration levels can it handle?
  5G vibration at 10-500 Hz frequency.
• How much current at 5V output?
  10A at 5.1V DC for high-power needs.
• What wire size for installation?
  14 AWG copper wire rated for 90°C.

Get Complete Documentation

• Full installation guide
• Technical specifications
• Wiring diagrams
• Download Product Manual Now

Order With Confidence

• 12-month quality warranty
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