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Technical Specifications and Power Delivery
The ABB 07 NG 32 power supply unit belongs to the Advant Controller 31 (AC31) family and provides regulated DC power for distributed automation PLC systems . This module converts 115V/230V AC input into a stable 24V DC output with a rated current of 2.5 A . It features a primary-side miniature fuse rated at 1.6 A and a secondary-side fuse at 4.0 A for comprehensive circuit protection . A green LED on the front panel indicates when the output voltage is present . The unit’s dimensions measure 150 mm x 200 mm x 60 mm (depth x height x width), and it weighs approximately 2.32 kg .
| Parameter | Specification |
|---|---|
| Manufacturer | ABB |
| Model Number | 07 NG 32 |
| Alternative Reference | GJV3075601R0001 |
| Product Family | Advant Controller 31 (AC31) |
| Input Voltage | 115V / 230V AC |
| Output Voltage | 24V DC (19.2–30V DC range) |
| Output Current | 2.5 A |
| Ripple Content | ≤ 5% |
| Primary Fuse | 1.6 A slow-acting |
| Secondary Fuse | 4.0 A medium time-lag |
| Status Indication | Green LED |
| Conductor Cross Section | Up to 2.5 mm² |
| Mounting | DIN rail or 4x M4 screws |
| Dimensions (D x H x W) | 150 x 200 x 60 mm |
| Weight | 2.32 kg |
| Operating Temperature | Max. 55°C (at 100% load) |
| Cooling | Convection (unobstructed airflow required) |
| Country of Origin | Germany / Sweden |
| Commodity Code | 85389091 |
| Product Status | Legacy |
Functional Capabilities and Protection Features
The 07 NG 32 unit actively converts AC mains voltage into a stable DC supply for all connected system components. Its 2.5 A output capacity supports powering the AC31 CPU and a moderate number of I/O modules. The dual-fuse design provides comprehensive protection against overcurrent conditions on both the primary and secondary sides. The green LED indicator allows for quick visual verification of proper operation. Furthermore, the unit meets VDE 0160 standards, ensuring reliable performance in industrial environments . Users must mount the unit to allow unobstructed convection airflow for cooling .
Application Scenarios and System Integration
This power supply suits Advant Controller 31-based automation systems requiring dependable power for distributed control applications. It integrates with AC31 CPUs such as 07 KR 51 and various I/O modules. The ABB 07 NG 32 also serves facilities maintaining legacy AC31 automation infrastructure. Its DIN rail mounting simplifies installation in control cabinets. For system integrators, this power supply offers a practical solution for sustaining existing Advant Controller 31 installations.