Allen Bradley 1756-PB75R DC Redundant Power Supply

FAQ

Q1: What is the main purpose of this module?
It provides a redundant DC power supply for ControlLogix PLC racks, ensuring continued operation if one supply fails.

Q2: What input voltage range does it support?
It supports a DC input from 18 V to 32 V, with 24 V DC nominal.

Q3: How much power can this unit deliver?
It delivers up to 75 W of output power.

Q4: Does this module share load between redundant supplies?
Yes, it automatically shares load between redundant power supplies.

Q5: What are the physical dimensions of the module?
Approximately 175 mm (H) × 145 mm (W) × 137 mm (D).

Q6: What is the typical operating temperature range?
It operates reliably from 0 °C to 60 °C.

Q7: Is this module enclosed or open‑style?
It is an open‑style module (no enclosed housing).

Q8: Can this supply be used in any ControlLogix chassis?
It is compatible with standard ControlLogix chassis (Series A/B etc.).

1756-PB75R Allen Bradley

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