Motors

Motors

Industry: Electrical equipment

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Motors

Noise

Electrical equipment; Motors

A test performed to verify the motor sound level, conducted in accordance with IEEE-85. The tests are performed under no-load conditions in sound room.

Routine

Electrical equipment; Motors

A routine test is a basic test done in the factory to the requirements of NEMA MG1, paragraph 12.51 and IEEE-112-1978 and includes the following measurements: no load current/watts; winding ...

Witness

Electrical equipment; Motors

A witness test is a test performed with a customer representative present.

Thermal protector (inherent)

Electrical equipment; Motors

An inherent overheating protective device which is responsive to motor temperature and which, when properly applied to a motor, protects the motor against dangerous overheating due to overload or ...

Thermistor-thermally sensitive resistor

Electrical equipment; Motors

A semiconductor used to measure temperature; can be attached to an alarm or metre to detect motor overheating.

Thermocouple-thermal detection device

A temperature detecting device made of two dissimilar metals which generate a voltage as a function of temperature. Thermocouples can be attached to a metre or alarm to detect overheating of motor ...