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Overview
FZW28F-12 The outdoor boundary vacuum load switch (referred to as
FFK) is designed for pole-mounted installations and features both
manual and automatic operation. The switch body is maintenance-free
and utilizes vacuum arc extinction with SF6 gas as the insulating
medium.
This product complies with the following standards:
GB3804-20043.6~40.5kV The high-voltage AC load switch complies with
GB/T 11022, which outlines the common technical requirements for
high voltage switchgear and control equipment. This manual
describes the structure, functionality, and installation and
debugging methods of the outdoor boundary vacuum load switch. The
FZW28F-12 type outdoor boundary vacuum load switch is equipped with
fault detection, protection, control, and communication functions.
It is installed on 10kV lines and can autonomously eliminate
single-phase grounding faults and automatically isolate
phase-to-phase short circuit faults. It is suitable for T-junctions
of 10kV distribution lines for user connections or can also be used
at other branch line connections that meet the requirements.