产品介绍
The Allen Bradley 1756-PA75 ControlLogix AC Power Supply is a high-capacity chassis power module developed for ControlLogix automation systems. It is designed to convert industrial AC input power into regulated DC power required by the ControlLogix backplane. Installed on the left side / the chassis, it serves as the primary internal power source for processors, communication modules, motion modules, and I/O cards.
Compared to standard AC power supplies, the 1756-PA75 is typically selected for larger and more demanding ControlLogix configurations where higher power availability and load stability are required. It is widely used in large-scale automation systems, process industries, and infrastructure applications where continuous and stable control power is essential.
The 件 integrates seamlessly into the ControlLogix architecture, ensuring mechanical compatibility and electrical stability without additional configuration.
产品规格
| Parameter | Specification |
|---|---|
| Product 型号 | 1756-PA75 |
| Series | ControlLogix |
| Input Voltage | 120/240 VAC |
| Input Voltage Range | Wide industrial AC range |
| Frequency | 47–63 Hz |
| Input Phase | Single-phase |
| Backplane Output | Regulated DC power for ControlLogix chassis |
| Power Capacity | High-capacity AC power supply |
| Protection Features | Overcurrent protection, thermal shutdown |
| Isolation | Input-to-backplane electrical isolation |
| Mounting Position | Left side / chassis |
| Operating Temperature | Industrial rated temperature range |
| Certifications | Industrial compliance approvals |
| Dimensions | 140 x 112 x 145 mm |
| 重量 | 0.95 kg |
Applications
• Large-Scale Automation Systems
Supplies stable backplane power for fully populated ControlLogix racks in manufacturing plants.
• Process Control Installations
Used in oil & gas, petrochemical, and power generation systems where continuous PLC operation is critical.
• High-Density I/O Systems
支持s racks with multiple analog, digital, and communication modules requiring higher internal power.
• Motion Control Architectures
Provides dependable internal supply for control processors and motion modules.
• Centralized Industrial Control Panels
Integrated into main PLC cabinets supporting multi-chassis configurations.
Advantages
• Higher Power Capacity
Designed to support larger ControlLogix configurations compared to standard AC power modules.
• Wide AC Input Compatibility
Operates across common industrial AC voltage systems without manual switching.
• Stable Backplane Regulation
Maintains consistent internal DC supply, reducing unexpected controller interruptions.
• Integrated Protection Mechanisms
Features overcurrent limitation and thermal protection for enhanced system safety.
• Platform-Specific Engineering
Fully optimized for ControlLogix chassis architecture, ensuring electrical compatibility.
• Compact Mechanical Design
Maintains the same footprint as other ControlLogix power supplies, simplifying cabinet layout planning.
公司信息
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