BS 4941-1:1979
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
Specification for motor starters for voltages up to and including 1000 V a.c. and 1200 V d.c. Direct-on-line (full voltage) a.c. starters
Hardcopy , PDF
31-05-1992
English
01-03-1988
Important note : Users cannot be edited or removed once added to your Multi user PDF.Characteristics, operation, behaviour, dielectric properties, degrees of enclosure protection, marking and the corresponding proving tests. Coordination with short-circuit protective devices and conventional test circuits.
| Committee |
PEL/17
|
| DevelopmentNote |
IMPLEMENTS CENELEC HD 421
|
| DocumentType |
Standard
|
| Pages |
47
|
| PublisherName |
British Standards Institution
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| IEC 60292-1B:1973 | Similar to |
| IEC 60292-1A:1971 | Similar to |
| IEC 60292-1C:1975 | Similar to |
| DEFSTAN 02-636/1(2000) : 2000 | REQUIREMENTS FOR AC AND DC STARTING AND CONTROL GEAR CATEGORY 2 |
| BS 4941-3:1977 | Specification for motor starters for voltages up to and including 1000 V a.c. and 1200 V d.c. Rheostatic rotor starters |
| BS 4941-2:1977 | Specification for motor starters for voltages up to and including 1000 V a.c. and 1200 V d.c. Reduced voltage a.c. starters, star delta starters |
| BS 6880-1:1988 | Code of practice for low temperature hot water heating systems of output greater than 45 kW Fundamental and design considerations |
| BS 6867:1987 | Code of practice for maintenance of electrical switchgear for voltages above 36 kV |
| BS 5486-1:1986 | Low-voltage switchgear and controlgear assemblies. Specification for type-tested and partially type-tested assemblies (general requirements) |
| BS 2501:1992 | Specification for commercial refrigerated storage cabinets of the closed reach-in type |
| BS 6134:1991 | Specification for pressure and vacuum switches |
| BS 5501-1:1977 | Electrical apparatus for potentially explosive atmospheres General requirements |
| BS 6626:1985 | Code of practice for maintenance of electrical switchgear and controlgear for voltages above l kV and up to and including 36 kV |
| BS 6134:1981 | Specification for pressure and vacuum switches |
| BS 6423:1983 | Code of practice for maintenance of electrical switchgear and controlgear for voltages up to and including 1 kV |
| BS 1608:1990 | Specification for electrically driven refrigerant condensing units |
| BS 4941-4:1977 | Specification for motor starters for voltages up to and including 1000 V a.c. and 1200 V d.c. Reduced voltage a.c. starters, two-step auto-transformer starters |
| BS 5501-2:1977 | Electrical apparatus for potentially explosive atmospheres Oil immersion \'o\' |
| BS 5419:1977 | Specification for air-break switches, air-break disconnectors, air-break switch disconnectors and fuse-combination units for voltages up to and including 1000 V a.c. and 1200 V d.c. |
| BS 4752-1:1977 | Specification for switchgear and controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c. Circuit-breakers |
| BS 2692-1:1975 | Specification. Fuses for voltages exceeding 1000 V a.c. Current-limiting fuses |
| BS 4941-3:1977 | Specification for motor starters for voltages up to and including 1000 V a.c. and 1200 V d.c. Rheostatic rotor starters |
| BS 5424-1:1977 | Specification for controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c. Contactors |
| BS 4941-2:1977 | Specification for motor starters for voltages up to and including 1000 V a.c. and 1200 V d.c. Reduced voltage a.c. starters, star delta starters |
| BS 5486-1:1977 | Specification for factory-built assemblies of switchgear and controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c. General requirements |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.