1756-PA72K
1756-PA72K
Manufacturer: ALLEN BRADLEY
Condition: New and Unused, Surplus.
Overview of Allen Bradley 1756-PA72K
The Allen Bradley 1756-PA72K is a ControlLogix AC power supply module engineered to deliver reliable power to ControlLogix chassis systems. It supports a broad input voltage range from 85 to 265 Volts AC and operates at a nominal 120/240V AC input, ensuring compatibility with various industrial power environments. This power supply provides multiple DC output voltages, including 24V DC, 5V DC, 3.3V DC, and 1.2V DC, tailored to power different modules within the chassis. Its robust design supports an output power rating of 75 watts maximum at up to 60 °C operating temperature, making it suitable for demanding industrial automation applications. Compact and efficient, the 1756-PA72K delivers consistent performance with a high inrush current capacity, meeting the needs of ControlLogix systems.
Key Features of Allen Bradley 1756-PA72K
- Wide input voltage range from 85 to 265 VAC for versatile power sourcing
- Supports nominal input voltages of 120/240V AC at 50/60 Hz frequency
- Multiple DC output voltages: 24V DC at 2.8 A, 5V DC at 10 A, 3.3V DC at 4 A, and 1.2V DC at 1.5 A
- Maximum output power of 75 W for stable system operation
- High inrush current capacity up to 20 A for reliable startup
- Designed for ControlLogix chassis, ensuring seamless integration
- Operates effectively up to 60 °C ambient temperature
- Compact dimensions for efficient chassis space utilization
- Provides critical power required for backplane communications and module operation
Technical Specs of 1756-PA72K
| Specification | Details |
|---|---|
| Input Voltage Range | 85…265 VAC |
| Nominal Input Voltage | 120/240 VAC, 50/60 Hz |
| Maximum Input Power | 100 W |
| Output Voltages & Currents | 24 V DC @ 2.8 A, 5 V DC @ 10 A, 3.3 V DC @ 4 A, 1.2 V DC @ 1.5 A |
| Maximum Output Power | 75 W |
| Inrush Current | 20 A max |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| Dimensions (HxWxD) | 14.0 x 11.2 x 14.5 cm (5.51 x 4.41 x 5.71 in) |
| Weight | Approx. 0.95 kg (2.10 lb) |
Applications / Use Case
The Allen Bradley 1756-PA72K power supply is key for industrial automation environments deploying ControlLogix systems. It ensures stable power delivery to multiple ControlLogix modules within manufacturing, process control, and automotive production lines. Its broad input voltage compatibility makes it adaptable for global industrial facilities requiring reliable AC power conversion to multiple DC voltages. The power supply’s high current capacity supports demanding applications such as robotics, motion control, and large-scale control architectures where several modules operate simultaneously. By powering the backplane and providing regulated voltage levels, it maintains continuous operation and system integrity in critical automation processes.
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