Ключевые слова:
Marking|Leakage paths|Type d protected electrical equipment|Rated current|Clearance distances|Electric control equipment|Verification|Electric starters|Mining equipment|Electric enclosures|Design|Direct-on-line starters|Rated voltage|Electrical protection equipment|Dimensions|Rated frequencies|Protected electrical equipment|Bus-bars|Gate-end boxes|Environment (working)|Coal mining|Cable junctions