1768-PA3 | Allen Bradley 1768 CompactLogix AC/DC Power Supply

Product Description

The Allen-Bradley 1768-PA3 CompactLogix power supply is designed to deliver stable and efficient power to CompactLogix controllers and associated modules. With reinforced isolation and wide input voltage support, it ensures reliable operation in industrial automation environments.

Technical Specifications

• Manufacturer Allen-Bradley

• Product Line CompactLogix

• Part Number 1768-PA3

• Category PLC Power Supply

• Weight 2 kg

• Efficiency 75% typical

• Enclosure Type Open-style (no protective housing)

• Input Voltage Range 85–265 V AC, 108–132 V DC

• Input Frequency Range 47–63 Hz (AC input)

• Maximum Input Power 120 VA / 120 W

• North American Temperature Code T4

• Power Dissipation (Max) 30 W

• Isolation Voltage

• 250 V reinforced insulation (input to system and 24 V DC AUX), tested at 4250 V DC for 60 s

• 150 V basic insulation (24 V DC AUX to system), tested at 2200 V DC for 60 s

• Overcurrent Protection 15 A, user-supplied external protection required

• Wiring Category Category 1 (power ports)

• Conductor Screw Torque 0.6 Nm (5 lb-in)

• Dimensions (L × W × H) 10.55 × 13.27 × 13.13 cm

Application Scenarios

• Powering CompactLogix controllers in distributed control systems

• Industrial automation requiring reliable AC/DC conversion

• Systems needing reinforced isolation for safety compliance

FAQ

• Q: What input voltage ranges are supported?  A: 85–265 V AC and 108–132 V DC.

• Q: Does the module include overcurrent protection?  A: No, external user-supplied protection up to 15 A is required.

• Q: What type of enclosure does it have?  A: Open-style, suitable for installation within protected control panels.