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Technical specifications for
1768-PB3
Allen-Bradley 1768-PB3 - DC Power Supply Module
Product Overview
The Allen-Bradley 1768-PB3 is a DC Power Supply Module designed for 1768 and 1769 CompactLogix controllers. It provides a reliable power source for CompactLogix PAC systems, ensuring stable operation and minimal downtime.
Technical Specifications
✔ Brand: Allen-Bradley
✔ Manufacturer: Rockwell Automation
✔ Product Line: CompactLogix
✔ Product Type: DC Power Supply Module
✔ Part Number: 1768-PB3
✔ Enclosure Type: Open-type
✔ Compatible Controllers: 1768 and 1769 CompactLogix controllers
Power & Electrical Specifications
✔ Input Voltage Range: 16.8 - 31.2V DC
✔ Input Power: 24V DC
✔ Output to Backplane (Ride-through Interval Time, Min): 5 ms @ 90 W
✔ Extended Hold-up Interval: 8-12 ms @ 1.25 W
✔ Output to Front Panel: 18 - 27.60V DC
✔ Backplane Current Draw: 1.4 Amps at 24V DC
✔ Power Consumption: 33.6 Watts
✔ Power Dissipation: 7.5 Watts
✔ Isolation Voltage: 30V Continuous
Physical & Environmental Specifications
✔ Mounting Options: DIN Rail / Panel mounting
✔ Operating Temperature: 0°C to 60°C (32°F to 140°F)
✔ Storage Temperature: -40°C to 85°C (-40°F to 185°F)
✔ Vibration Resistance: 5g @ 10 to 500 Hz
✔ Operating Shock: 30g
✔ Shipping Weight: 2 lbs (0.91 kg)
✔ Shipping Dimensions: 8 x 8 x 5 inches (203 x 203 x 127 mm)
Key Features & Benefits
✅ Stable Power Supply – Provides consistent DC power to CompactLogix controllers.
✅ Ride-Through Capability – Maintains operation for at least 5 ms during power fluctuations.
✅ Compact & Versatile – DIN rail or panel mounting for easy installation.
✅ Rugged & Durable – Withstands high vibration (5g) and operating shocks (30g).
✅ Wide Temperature Range – Operates in extreme conditions from -40°C to 85°C (storage).
