Allen Bradley 1756-PA72K ControlLogix AC Power Supply

FAQ

Q1: What is the primary function of the 1756-PA72K?
The 1756-PA72K supplies backplane power for Allen-Bradley ControlLogix chassis systems.

Q2: What does the “K” suffix indicate?
The “K” version includes conformal coating protection for harsh industrial environments.

Q3: What input voltage range does the power supply support?
It supports 85…265V AC input at 47…63 Hz.

Q4: What output capacities are available?
The power supply provides 5V DC @ 10A, 3.3V DC @ 4A, 1.2V DC @ 1.5A, and 24V DC @ 2.8A.

Q5: What are the physical dimensions of the unit?
The approximate dimensions are 140 mm (H) × 112 mm (W) × 145 mm (D).

Q6: Is the 1756-PA72K redundant-capable?
No. The standard 1756-PA72K does not support redundant power configuration.

Q7: What chassis does the module install into?
It mounts directly to the left side of a 1756 ControlLogix chassis and connects to the backplane.

Q8: Is the 1756-PA72K still available?
Yes. Rockwell Automation currently lists the product lifecycle status as Active.

1756-PA72K Allen Bradley

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