Product leaflet for the Siemens SIMOREG DC-MASTER 6RA70 digital DC drive, covering application scope, technical data, and ordering parameters.
The SIMOREG DC-MASTER 6RA70 is a fully digital DC drive device designed for adjustable-speed DC motor armature and field supply. It offers a compact structure with a rated current range of 15 to 3000 A and supports single-quadrant or four-quadrant operation modes. The device integrates all control, regulation, and monitoring functions via microprocessors, eliminating the need for additional equipment for parameter setting.
Key features include a complete family of models with power ranges from 6.3 kW to 2508 kW, high dynamic performance with current rise times below 10 ms, and full integration into Siemens' Totally Integrated Automation (TIA) system. The drive is suitable for various industrial applications such as printing machines, rubber and plastic industries, cranes, elevators, and steel mills. This manual is written in Chinese.
| Rated DC Current (Field) | 5 A ~ 40 A/85 A |
|---|---|
| Power Range | 6.3 kW ~ 2508 kW |
| Current Rise Time | below 10 ms |
| Rated Input Voltage | 400 V ~ 950 V |
| Cooling Method (≤125 A) | Natural air cooling |
| Cooling Method (≥210 A) | Forced air cooling (fan) |
It is suitable for printing machines, rubber and plastic industries, cranes, elevators, paper industry, steel industry shears, rolling mills, and winding machines.
No, the device itself has a parameter setting unit and does not require any other additional equipment to complete parameter setting.
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