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Technical Specifications and Supply Design
This power supply provides regulated DC power for ABB Procontic CNC systems. The ABB 07 NG 60 R1 converts incoming AC voltage into stable outputs for all rack components. You can install this unit into any standard Procontic rack slot position. Its robust design supports fully populated chassis configurations reliably. The supply weighs approximately 2.5 kilograms. Its dimensions measure 27 cm in height, 23 cm in width, and 21 cm in depth.
| Parameter | Specification |
|---|---|
| Brand | ABB |
| Model | 07 NG 60 R1 |
| Category | Power Supply / Procontic Rack Power Unit |
| Weight | 2.5 kg |
| Height | 27 cm |
| Width | 23 cm |
| Depth | 21 cm |
| Input Voltage | 110/220V AC (selectable via jumper) |
| Input Frequency | 50/60 Hz |
| Input Current | 3.5 Amps at 110V AC / 1.8 Amps at 220V AC |
| Output +5V DC | 50 Watts (10 Amps) |
| Output +12V DC | 24 Watts (2 Amps) |
| Output -12V DC | 12 Watts (1 Amp) |
| Output +24V DC | 36 Watts (1.5 Amps) |
| Total Output Power | 122 Watts |
| Hold-up Time | 20 milliseconds at full load |
| Efficiency | 80% typical |
| Cooling Method | Natural convection (no fan) |
| Energy Storage | Built-in DC bus electrolytic capacitors |
| Component Count | Transformer, rectifier, regulators, filter capacitors |
Output Distribution and Protection Features
The supply generates four distinct DC outputs for different Procontic components. The +5V supply powers all logic circuits and processor boards primarily. The +12V and -12V supplies drive analog I/O and servo interface circuits. The +24V supply operates relays, solenoids, and field devices exclusively. Each output includes independent overcurrent and short-circuit protection circuits. The ABB 07 NG 60 R1 will shut down safely during overload conditions. Recovery requires a manual power cycle after removing the fault completely. A green LED indicates proper operation of each output voltage rail.
Energy Storage and Thermal Performance
The built-in DC bus capacitors store energy for brief power interruptions. These capacitors provide 20 milliseconds of hold-up time at full rated load. Consequently, the Procontic controller continues operating through momentary voltage sags. The supply uses natural convection cooling without any internal fan. Therefore, you must maintain adequate clearance around the unit for airflow. The transformer operates at 50/60 Hz with minimal audible noise. The supply contains no replaceable battery for long-term energy storage.
Installation and Operational Guidelines
You must insert this supply into a dedicated power slot in the Procontic rack. The backplane connects automatically when you seat the supply fully. You must select the correct input voltage using the internal jumper before power-up. Operating the supply on the wrong voltage will cause immediate damage. The ABB 07 NG 60 R1 requires no external battery for normal operation. You should verify all output voltages using a multimeter before connecting loads. The operating temperature ranges from 0°C to 55°C for reliable performance. Proper ventilation around the supply ensures maximum thermal performance and longevity.