ControlLogix 1756-PH75 Power Supply

Power Supply and Chassis Compatibility The 1756-PH75 power supply is compatible with various ControlLogix chassis series. Ensure compatibility between your chassis series and the power supply before installation.

Voltage and Current Ratings

• Input Voltage: 125V DC, 95 W
• Output Current Capacity:
  • 2.8 A at 24V DC
  • 13.0 A at 5.1V DC
  • 4.0 A at 3.3V DC
  • 1.5 A at 1.2V DC
  • Maximum power output: 75 W
  • Inrush current: 30 A max

Isolation Voltage The 1756-PH75 features an isolation voltage of 250V (continuous), utilizing reinforced insulation type from power input to backplane.

Operating Temperature

• Compliant with IEC 60068-2-1 (Test Ae, Operating Cold), IEC 60068-2-2 (Test Be, Operating Dry Heat), and IEC 60068-2-14 (Test Nb, Operating Thermal Shock).
• Operating temperature range: 0 °C to +60 °C (32 °F to 140 °F).
• Maximum surrounding air temperature: 60 °C (140 °F).

Enclosure Type Rating This power supply is rated as an open-style unit, suitable for integration into protected environments.

Mechanical Specifications

• Torque: 0.565 N•m (5 lb•in)
• Dimensions: 14.0 x 11.2 x 14.5 cm (5.51 x 4.41 x 5.71 in.)
• Weight: Approximately 1.2 kg (2.65 lbs)

Wire Size Supports 2.5 mm² (14 AWG) solid or stranded copper wire rated at 90 °C (194 °F) or greater, with insulation thickness up to 1.2 mm (3/64 in.).

North American Temperature Code The power supply is rated as T4 according to North American temperature standards.