IS 13555 : 1993 Guide for Selection and Application of 3-Phase A. C. Induction Motors for Different Types of Driven Equipment

1 Scope

1.1 This Guide covers selection and application of three-phaseinduction motors for driving different equipments for industrialand agricultural use.

1.2 The guidance for installation and maintenance of 3-phaseinduction motors is covered in IS 900 : 1965 `Code of practice forinstallation and maintenance of induction motors.

2 Reference Standards

IS 325 :1978Three-phase induction motor

IS 1231 :1974Dimensions of three-phase footmounted inductionmotors

IS 1271 :1985Thermal evaluation and classification ofelectrical insulation

IS 1885 : Part 35 :1973 Electrotechnical vocabulary:Part 35 Rotating machinery

IS 2223 :1983Dimensions of flange mounted ac inductionmotors

IS 2254 :1985Dimensions of vertical shaft motors for pumps

IS 4691 :1985 Degrees of protection provided byenclosuresfor rotating electrical machinery

IS 6362 :1971Designations of methods of cooling for rotatingelectrical machines

IS 7538 :1975Three-phase squirrel cage induction motors forcentrifugal pumps for agricultural application

IS 12065 :1987Permissible limits of noise level for rotatingelectrical machines

IS 12075 :1987Mechanical vibration of rotating electricalmachines with shaft height 56 mm andhigher-measurement, evaluations and limits ofvibration severity

IS 12824 :1989Types of duty and classes of ratings as-signedto rotating electrical machines