مقدمة المنتج
The Allen Bradley 1756-PB75R is a rack-mount redundant DC power supply engineered for the ControlLogix platform. It is designed to provide stable, regulated backplane power in high-availability automation systems where continuous operation is critical.
This module operates within a 19–32 V DC input range and delivers a regulated 5 V DC output at up to 13 A to the ControlLogix chassis backplane. Its redundant architecture allows installation in paired configurations, ensuring that if one power supply experiences a failure, the secondary وحدة seamlessly maintains system operation. This design significantly reduces the risk من unexpected process interruptions.
The 1756-PB75R is particularly suited for mission-critical environments such as energy production, oil & gas processing, heavy manufacturing, and large distributed automation systems. Its rack-mount configuration ensures secure mechanical installation and reliable electrical connection within standard ControlLogix enclosures.
مواصفات المنتج
| Parameter | الوصف |
|---|---|
| Product Name | Allen Bradley 1756-PB75R |
| Series | ControlLogix |
| Type | Rack Mount Redundant DC Power Supply |
| Input Voltage Range | 19–32 V DC |
| Output Voltage | 5 V DC |
| Output Current | 13 A |
| Redundancy الدعم | Yes |
| Mounting Method | Rack Mounted |
| Backplane Compatibility | ControlLogix Chassis |
| Protection Features | Overcurrent and internal fault protection |
| Dimensions | 175 x 145 x 137 mm |
| الوزن | 1.45 kg |
Applications
• High-Availability PLC Systems used in continuous production lines where shutdowns are unacceptable.
• Process Control Installations including petrochemical plants, pharmaceutical manufacturing, and water treatment facilities.
• Power Generation and Distribution Systems requiring redundant controller power supply.
• Large Distributed I/O Networks operating across multiple ControlLogix racks.
• Critical Infrastructure Projects where system uptime directly impacts operational safety and productivity.
Advantages
• Redundant Architecture — Eliminates single power supply failure risks and enhances overall system reliability.
• Stable Backplane Regulation — Ensures consistent voltage delivery to controllers and I/O modules.
• Industrial-Grade Construction — Designed for demanding electrical cabinet environments.
• Seamless Integration — Fully compatible with ControlLogix redundant configurations.
• High Output Capacity — Provides sufficient current to support multiple installed modules within a chassis.
معلومات الشركة
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