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00797cam a2200205 7i4500 |
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0000010778 |
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20131112090000.0 |
| 008 |
100623 eng |
| 020 |
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|a 0580071812
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| 090 |
0 |
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|a BS 4999 : Part 20 : 1972
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| 110 |
2 |
0 |
|a British Standards Institution
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| 245 |
0 |
0 |
|a Specification for general requirements for rotating electrical machines
|b Part 20. Classification of types of enclosure
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| 260 |
0 |
0 |
|a London
|b BSI
|c 1972
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| 300 |
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|a 14 p.
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| 500 |
0 |
0 |
|a Revised, Withdrawn
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| 500 |
0 |
0 |
|a Replaced By BS 4999-105:1988, EN 60034-5:1986
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| 520 |
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|a Rotating electric machines, Protected electrical equipment, Electric enclosures, Classification systems
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| 650 |
0 |
0 |
|a Rotating electrical machines
|v Standards
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| 999 |
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|a BS4533
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| 999 |
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|a BS4533
|b British Standard
|c Standards
|e JKR Library
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