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ControlLogix AC Redundant Power Supply
SKU: 1756-PA75RK
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Short Description
Description:
The 1756-PA75RK is a 75-watt AC redundant power supply module for the ControlLogix system, ideal for high-availability industrial applications.
When combined with another 1756-PA75RK and a 1756-PSCA2 chassis adapter, it supports redundant power configurations, assuring continuous operation in the event of a power supply failure.
This module is externally mounted to the chassis and includes hot-swappable capability, status LEDs, and a solid-state relay output for diagnostics and trouble notification.
It's perfect for mission-critical systems in the manufacturing, energy, and infrastructure industries, thanks to its wide input voltage range and strong environmental ratings.
Buy currently uses Select Automation shop pricing and checkout.
Electrical Specifications:
Input Voltage Range: 85–265V AC.
Frequency: 47–63 Hz.
Output Power: 75 W.
Backplane Current Capacity:
5.1V DC: up to 13 A.
3.3V DC: up to 4 A.
24V DC: up to 2.8 A.
Hold-Up Time: Time between input voltage loss and DC power failure (varies by load).
Mechanical & Mounting:
Mounting Style: External to chassis, requires 1756-PSCA2 adapter.
Hot-Swappable: Yes.
Clearance Requirement: 10.16 cm (4.0 in.) next to chassis adapter.
Cable Bend Radius: 12.7 cm (5.0 in.).
Diagnostic Features:
Status Indicators: LED indicators for power and fault.
Relay Output: Solid-state relay for external annunciation or fault signalling.
Redundancy Configuration: Requires second 1756-PA75RK and 1756-PSCA2 adapter for full redundant setup.
Environmental Ratings:
Operating Temperature: 0°C to +60°C.
Storage Temperature: –40°C to +85°C.
Humidity: 5% to 95%, non-condensing.
Shock Resistance: 30g.
Vibration Resistance: 10–500 Hz, 5g.