产品介绍
The Allen Bradley 1756-PA75R ControlLogix Redundant Power Supply is engineered for high-availability ControlLogix systems that require uninterrupted backplane power. It is specifically designed for redundant configurations, allowing two power supplies to operate together to eliminate single points / failure within the control architecture.
This module converts 120–240 VAC input power into regulated DC backplane power and is installed in redundant chassis configurations using a compatible redundancy adapter. In critical industrial environments, where power interruptions can result in production loss or safety risks, the 1756-PA75R provides an additional layer / operational security.
It is widely applied in petrochemical plants, power generation facilities, transportation infrastructure, and large-scale manufacturing systems where system uptime is essential.
产品规格
| Parameter | Specification |
|---|---|
| Product 型号 | 1756-PA75R |
| Series | ControlLogix |
| Power Supply Type | Redundant AC Power Supply |
| Input Voltage | 120–240 VAC |
| Input Voltage Range | Industrial wide-range AC input |
| Frequency | 47–63 Hz |
| Input Phase | Single-phase |
| Redundancy Capability | Yes (requires redundancy adapter) |
| Backplane Output | Regulated DC power for ControlLogix chassis |
| Protection Features | Overcurrent and thermal protection |
| Isolation | Electrical isolation between input and backplane |
| Cooling Method | Convection cooling |
| Installation Configuration | Redundant chassis architecture |
| Dimensions | 175 x 145 x 137 mm |
| 重量 | 1.45 kg |
Applications
• Critical Process Industries
Used in oil & gas and petrochemical systems where continuous PLC operation is mandatory.
• Power Generation Facilities
Ensures uninterrupted control system operation for turbines and plant monitoring equipment.
• High-Reliability Manufacturing Lines
支持s production environments where downtime leads to significant operational loss.
• Infrastructure and Utility Control Systems
Installed in water treatment, energy distribution, and transportation automation panels.
• Redundant PLC Architectures
Designed specifically for systems requiring fault-tolerant power configurations.
Advantages
• True Redundant Architecture 支持
Eliminates single points / failure by allowing parallel power supply operation.
• Automatic Failover Functionality
If one 件 loses input power or fails, the secondary supply continues operating without interruption.
• Stable Backplane Power Delivery
Maintains consistent DC regulation to prevent processor resets or communication interruptions.
• Integrated Protection Design
Includes internal overcurrent limiting and thermal shutdown mechanisms to protect the system.
• Optimized for ControlLogix Systems
Designed specifically for seamless integration into redundant ControlLogix chassis configurations.
• Industrial-Grade Construction
Suitable for demanding environments with vibration and temperature variation.
公司信息
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