1771-P6R/C

Overview

1771-P6R/C is a redundant power supply module from Allen-Bradley, designed for 1771 Series I/O chassis.

Input & Output

• Input voltage: 220 V AC, 50–60 Hz, 0.5 A

• Input range: 194–240 V AC

• Output voltage: 5 V DC, 8 A (see derating curve)

• Maximum system output current:

• 2-unit system (N+1 redundancy): 8 A at 60°C

• 3-unit system: 14 A

• 4-unit system: 20 A

Power & Dissipation

• Power dissipation: 16 W max

• Adjacent slot dissipation: 10 W max

• Thermal dissipation: 47.8 BTU/hr max, 6.8 BTU/hr min

• Backplane current: 300 mA @ 5 V DC +5%

Protection & Isolation

• Isolation voltage: Tested to withstand 1000 V for 60 s

• Branch circuit protection: 15 A max (user provided)

• Redundancy cable: A-B, Part No. 941201-02

Wiring & Conductors

• Wire size: 14 AWG / 5 mm² stranded copper, rated 85°C or greater

• Insulation max: 3/64 inch (1.2 mm)

• Category: 1

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