Name plate details for the installed motor

Typical name plate for a built-in direct-on-line start motor that can be operated in star or delta configuration.
Typical name plate for a built-in direct-on-line start motor that can be operated in star or delta configuration.

1

Required nominal mains voltage

2

Nominal mains frequency

3

Maximum operating current

4

Rated starting current

5

Compressor speed

The supply frequencies at which the built-in motor can be operated are specified in field 2.

The name plate indicates various connection conditions line by line, typical specifications are for the supply frequencies 50 and 60 Hz.

The type of the built-in motor is specified in fields 1, 3 and 4.

Almost all motors are operated with three-phase current. The third character on the name plate in the first column is 3Ph~. The only exceptions are compressors with single phase motors, where 1Ph~ is specified.