Allen Bradley 1756-L55 ControlLogix Power Supply

FAQ

Q1. What is the function of the 1756-L55 module?
It provides 24 V DC power at up to 5 A for ControlLogix systems.

Q2. What input voltage range does it support?
85–264 V AC at 47–63 Hz.

Q3. What is the maximum output current?
5 A.

Q4. What is the typical efficiency of the module?
Approximately 88%.

Q5. What is the ripple and noise specification?
Less than 50 mV peak-to-peak.

Q6. Can it be installed in any ControlLogix chassis?
Yes, it fits standard ControlLogix chassis slots.

Q7. Is the module hot-swappable?
No, it must be powered down before installation or removal.

Q8. Where is this module typically used?
In industrial automation systems requiring a robust 24 V DC power source for multiple ControlLogix modules.

1756-L55 Allen Bradley

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