EARTHRINGS Shaft Voltages Bearing Damage

Shaft Voltages cause bearing failures

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Bearing fluting damage

Bearing Fluting Damage

Shaft Voltages generated by VVVF (Variable Voltage Variable Frequency – VSD (Variable Speed Drives) damage bearings – resulting in unscheduled and unnecessary downtime.

When EARTHRING Products are fitted no insulated bearing are required in Motors operating up to 375KW / 500HP – 600 Volts

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