Allen Bradley 1756-PA75R Redundant Power Supply

About1756-PA75R

The 1756-PA75R Allen-Bradley ControlLogix Redundant Power Supply comes with an automated chassis that shares the load between excessive power supplies. The Allen-Bradley 1756-PA75R has an input voltage of 120-220V AC. The input frequency of this power supply is 47-63 Hz. This power supply has an isolation voltage of 250V continuous. The dimensions of the 1756-PA75R are approximately 6.9 x 5.7 x 5.4 inches. The weight of this power supply is around 3.2 lb and the annunciator and conductor wire category of this power supply are Category 3 and Category 1 respectively. The annunciator wire size of the 1756-PA75R is 22-14 AWG stranded at 167 °F and made of copper. The conductor wire size of this power supply is 14 AWG.

The Allen-Bradley 1756-PA75R has a surge-transient immunity that is based on the IEC 61000-4-5. The surge transient immunity of this power supply is ± 1 kV line-line (DM) and it is ± 2 kV line-earth (CM) on the signal ports. The Conducted RF immunity of the 1756-PA75R is 10 Vrms with a 1 kHz sine-wave of 80% AM from 150 kHz to 80 MHz. The 1756-PA75R is considered to be a Class 1, Class A Appliance in accordance with IEC / CISPR Publications 11. Keep in mind that under proper precautions there may be potential difficulties in ensuring electromagnetic compatibility in other environments due to disruption and radiation.

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