Integral Electric Motor Driven Compressor
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The Dresser-Rand DATUM® C centrifugal compressor is an integrated, electric motor driven compressor designed for natural gas pipeline and process gas applications.
- Integrated, high-speed, induction electric motor
- Available in single stage overhung and multi-stage beam-style configurations
- Natural gas cooled or hydrogen cooled motor
- In-line piping flanges for single stage compressor configurations
- Variable-speed operation
- Zero hydrocarbon leakage to the atmosphere
- Magnetic bearings for compressor and motor
Environmentally friendly
- Emission-free design
- Quiet operation
- Reduced footprint
- No on-site leakage from shaft seals
- Magnetic bearings that eliminate need for oil lubrication
- Unit can remain pressurized during shutdowns, reducing start-up time
DATUM C Models Chart
| Frame | Flange size max. in (mm) |
Case rating max. psi (bars) |
Capacity max. acfm (chm) |
Number of impellers max. |
Frame speed max. rpm |
|---|---|---|---|---|---|
| D8 | 20 (508) | 5,000 (350) | 13,000 (22,087) | 6 | 16,000 |
| D10 | 20 (508) | 5,000 (350) | 18,000 (30,582) | 6 | 14,000 |
| D12 | 24 (610) | 5,000 (350) | 24,000 (40,776) | 6 | 12,000 |
| D14 | 30 (762) | 5,000 (350) | 32,000 (54,386) | 6 | 10,000 |
| D16 | 36 (914) | 5,000 (350) | 43,000 (73,057) | 6 | 9,000 |