SF6 load break switch inside parts
SF6 load break switch inside parts include main shaft, active match, rubber seal, intake valve, fixed-contact, moving contact, earthing contact, move spring piece, anti-corrosion cover, shaft holder, magnetic coating, dry cover, ARK-proof board, magnet, o type ring.
It is equipped with double breaks, three operating positions (connect, disconnect and earthed) and a rotary movable contact. It uses SF6 for sparking and insulating environments. Movable contact, steady contact and earthed contact are installed in the epoxy resin shell by compression molding. The operation mechanism is reliable and simple which can be controlled by hand and motor. Reliable mechanical locking of the device together with the switch body makes 5 – protection functions.
Indoor AC high voltage load break switch and fuse combinations (combination shorter) is a comprehensive and new combination apparatus made using mature experience in domestic and foreign advanced technology. This is a complement to the apparatus of XGN □ – 12AC metal ring body of the main unit and meet the requirements of users in another power system. It has advantages such as simplicity of design, ease of maintenance, powerful extinction arc potential, high level of insulating break and high reliability. It complies with IEC420, IEC62271-105, GB16926 and GB / T standards 11022.
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