IS 8448 : 1989 Automatic Line Voltage Correctors (Step Type) for Domestic Use - Specification

UDC 621.314.223                                              ETD16

Reaffirmed 2019

1 Scope

1.1 This Standard covers automatic line voltage correctors (auto-transformers), step type, rated up to and including 5 kVA for single phase operation for use with domestic electrical equipment, such as refrigerators, television sets and air-conditioners.

2 References

List of Referred Indian Standards

IS 302 : 1979 General and safety requirements for household and similar electrical appliances

IS 694 : 1977 PVC insulated cables for working voltages up to and including 1100 volts

IS 1248 : Part 2 : 1983 Direct acting indicating analogue electrical measuring instruments and their accessories: Part 2 Ammeters and voltmeters

IS 1293 : 1988 Plugs and socket outlets of rated voltage up to and including 250 volts and rated current up to and including 16 amperes

IS 1885 : Part 38 : 1977 Electrotechnical vocabulary: Part 38 Transformers

IS 4905 : 1968 Method for random sampling

IS 9000 : Part 5 : 1981 Basic environmental testing procedures for electronic and electrical Items: Part 5 Damp heat (cyclic) test

IS 9968 : Part 1 : 1981 Elastomer insulated cables: Part 1 For working voltages up to and including 1100 V