Air Partially Insulated
Unfilled boxes – These boxes are designed for the dry termination of HV cables.
Air Partially insulated – No additional insulation is needed for this range. It also avoids the need for additional site insulation works but usually means that the cable box is large in order to maintain full air clearances.
12kV 400A BIL 75kV PF 28kV Bushing Range C12-A-400 or C12-AA series
KEY to Form Symbols
Head Office Address
Emergency out-of-hours numbers