GTYPS Series
GTYPS Series Water-Cooled High-Speed Variable-Frequency Permanent Magnet Synchronous Motor
The water-cooled version of the high-speed permanent magnet platform — same direct-drive concept, with the heat taken out through a jacket instead of an airstream.

GTYPS must be run on a dedicated permanent magnet drive. The rotor carries interior magnets, whose differing direct- and quadrature-axis magnetic paths give the machine a degree of reluctance torque, and runs synchronously with the stator field — no slip, no slip loss, high efficiency across the whole speed range.
The difference from GTYP is the cooling. A water jacket removes heat far more effectively than an airstream, which allows a smaller, lighter machine at the same rating and makes the design workable in installations where a large volume of clean cooling air is not available.
Ingress protection goes up to IP67 and the thermal class is 180 (H) assessed to class B rise, which together describe a machine intended to sit in a harder environment than an air-cooled equivalent.
Core specifications
| Parameter | Value |
|---|---|
| Frame size | H71 – H160 mm |
| Power range | 1.1 – 200 kW |
| Supply | 380 V at 333 / 500 / 667 / 833 Hz (custom on request) |
| Cooling | Water cooled |
| Protection degree | IP54 / IP55 / IP67 |
| Thermal class | 180 (H), assessed to class B rise |
| Rotor | Interior permanent magnet, with reluctance torque component |
Standards and certification
- GB 30253
Typical applications
- Centrifugal blowers, air-knife machines and vacuum pumps
- Hydrogen-energy vehicle applications
- Deep-sea aquaculture and environmental plant
Selection guide
FAQ
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