Applies to high-voltage/low-voltage self-protected liquid-filled and naturally cooled transformers for rated power 50 kVA to 1 000 kVA for indoor or outdoor use that have a primary winding (high-voltage) with highest voltage for equipment up to 24 kV, an
SANS 60076-13:2006 history
2006SANS 60076-13:2006 Power transformers Part 13: Self-protected liquid-filled transformers