FAQ for 1756-PA75RK
The Allen-Bradley 1756-PA75RK is a Conformal-Coated 1756 ControlLogix Redundant AC Power Supply. It has the same features as the standard power supply with a redundant operation. The ControlLogix chassis automatically shares the load between redundant power supplies. It has status indicators for viewing operating status and solid-state relay for recognizing the power supply when wired to an input module.
The 1756-PA75RK module has an input voltage range of 85 – 265V AC with 120-240V AC nominal input voltage. It has an input frequency range of 47 - 63 Hz. It has a maximum input power of 75VA 65W and maximum output power of 75W at 0 - 60 °C (32 - 140 °F). It has a current capacity of 1.5A at 1.2V DC, 4A at 3.3V DC, 13A at 5.1V DC and of 2.8A at 24V DC. It has a dimension of 6.9 x 5.7 x 5.4 in. and weighs 3.2 lbs. It has 250V (continuous) isolation voltage and maximum inrush current of 20A. It is installed on the left side slot of the 1756 ControlLogix chassis with an open enclosure or no enclosure. It is compatible with the 1756-A4, 1756-A7, 1756-A10, 1756-A13 and the 1756-A17 chassis. For wiring, 2.5 ã€–mmã€—^2 (14 AWG) solid or stranded copper wire rated at 90 °C (194 °F) or greater with maximum insulation of 1.2 mm (3/64 in.) is used.
The 1756-PA75RK power supply is intended for use in an industrial environment with a 0 - 60 °C (32 – 140 °F) operating temperature, a 30g operating shock, and a 5 - 95% noncondensing relative humidity.
Revisions for 1756-PA75RK
Please refer to the manual for more information about the 1756-PA75RK such as the wiring diagrams, data sheets,
firmware information and migration or obsolescence details.
|Revision Part #
||Also Known as
||1756-PA75RK/A, Series A, Rev A