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| Standard Insuued on: 1985-02 |
GB/T 4942.1-1985 Classification of degrees of protection provided by enclosures for rotating machines
电机外壳防护分级
| Category No.: | GB | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1985-02-01 | |
| Implemented Date: | Abolished Date: | 2001-12-01 | |
| Superseded Standard.: | GB/T 4942.1-2001 Classification of degrees of protection provided by enclosures of rotating electrical machines(IP code) |
Superseded Date: | 2001-1-2 |
GB/T 4961-1985
GB/T 4942.1-1985
GB/T 4935.1-2008
GB/T 4928-2001
QJ 905-1985
QJ 925-1985
GB/T 4956-1985
GB/T 4957-1985
GB/T 4949-1985
GB/T 4929-1985
GB/T 4951-1985
GB/T 3792.4-1985
SJ 2572-1985
GB 4963-1985
SJ 2570-1985
GB/T 3792.3-1985
GB/T 4946-1985
GB/T 4950-1985
GB 4964-1985
GB 4926-1985
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