IEC 61972:2002

November 2002

International standard Cancelled

Method for determining losses and efficiency of three-phase cage induction motors

Establishes two methods for determination of efficiency: Method 1: for motors tested by using a torque measurement device, with additional load losses derived from measurements; Method 2: for motors tested without torque measurement, with assigned additional load losses.

Main informations

Collections

International IEC standards

Publication date

November 2002

Number of pages

39 p.

Reference

IEC 61972:2002

Print number

1 - juin 2005

Sumary

Method for determining losses and efficiency of three-phase cage induction motors

Establishes two methods for determination of efficiency: Method 1: for motors tested by using a torque measurement device, with additional load losses derived from measurements; Method 2: for motors tested without torque measurement, with assigned additional load losses.

Standard replaced by (1)

IEC 60034-2-1:2007

September 2007

International standard Cancelled

Rotating electrical machines - Part 2-1:Standard methods for determining losses and efficiency from tests (excluding machines for traction vehicles)

Establishes methods of determining efficiencies from tests, and also specifies methods of obtaining specific losses. Applies to d.c. machines and to a.c. synchronous and induction machines of all sizes within the scope of IEC 60034-1

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