SPM group is expert in application-specific switched reluctance motor and drive design technology. We create motors and drives from 40 watts to 4 MW. We have built segmented-rotor SR motors which generate 3 MW at 400 rpm. We have designed motors using speeds from 64 rpm to 14,000 rpm. We also specialize in sensorless technology, fluid-filled SR motors, and high efficiency, low-voltage SR motors and motor-drives.


SUBMERSIBLE AND FLOODED AIR MACHINES:

SPM’s SR motor powersupplies employ modular construction. 1 MW building blocks are used to power 3 phase and 6 phase motors. Speeds to 11 k rpm

MEDIUM VOLTAGE MOTOR/DRIVES:

SPM’s SR motor power supplies employ modular construction. 1 MW building blocks are used to power 3 phase and 6 phase motors

VERSATILE SR MOTOR TECHOLOGY:

The motor shown to the right develops 600 kW at 600 rpm: 4 MW at 4500 rpm

APPLICATIONS:

Centrifugal pumps – very high speed (> 5000 rpm) and very low speed (<600 rpm) centrifuges, winches, oil and water separators, traction motors, centrifugal compressors





SPM Group Ltd.
reed(at)spmhouse.com
919 593 3274

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