ControlLogix 1756-PB72 Allen-Bradley Standard DC Power Supply

Description

The 1756-PB72 is a standard DC power supply from Allen-Bradley's ControlLogix series, delivering up to 75 W output at 60 °C with wide compatibility across multiple chassis.

Electrical Data

• Input Voltage: 24 VDC

• Voltage Range: 18–32 VDC

• Input Power: 95 W

• Power Output: 75 W @ 60 °C

• Max Inrush Current: 30 A

• Hold-Up Time: 35 ms @ 18 VDC, 40 ms @ 24/32 VDC

• Isolation Voltage: 250 V continuous; 3500 VDC type-tested

Current Capacity

• 1.2V: 1.5 A

• 3.3V: 2 A

• 5.1V: 8 A @ 50 °C, 6 A @ 60 °C

• 24V: 2.5 A @ 50 °C, 2 A @ 60 °C

Installation & Compatibility

• Mounting Location: Left side of 1756 chassis

• Chassis Compatibility: 1756-A4/A through A17/C

• Series: A

• Enclosure: None

Environmental & Physical

• Operating Temperature: 0–60 °C (32–140 °F)

• Dimensions:
  Length: 14.0 cm (5.51 in)
  Width: 11.2 cm (4.41 in)
  Height: 14.5 cm (5.71 in)