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UNE 21621-4:1995
ELECTRICAL INSTALLATIONS FOR OUTDOOR SITES UNDER HEAVY CONDITIONS (INCLUDING OPEN-CAST) MINES AND QUARRIES). PART 4: REQUIREMENTS FOR THE INSTALLATION.More info
| Author | AENOR |
|---|---|
| Editor | AENOR |
| Document type | Standard |
| Format | File |
| ICS | 29.260.10 : Electrical installations for outdoor use 73.020 : Mining and quarrying |
| Number of pages | 28 |
| Replace | UNE 22580:1990 |
| Cross references | IEC 621-4:1981/A1:1987 Identical |
| Year | 1990 |
| Document history | UNE 22580:1990 |
| Country | Spain |