Home » Products » High Voltage Switch Components » Indoor Load Break Switch » Indoor Vacuum Load Break Switch, Fuse Combination Apparatus, FZRN21-40.5/50-20
Indoor High Voltage AC Load Break Switch, Fuse Assembled Apparatus

Indoor High Voltage AC Load Break Switch, Fuse Assembled Apparatus

This indoor HV vacuum load switch and combination apparatus is applicable for urban electric network improvement project, industrial enterprise, high building and public facility for terminal power supply of looped net and distribution, as control and protection device of electrical equipments. It can be equipped with ring main unit and combination substation. This indoor load break switch accords with IEC 265 <HV Load Switch> and GB 3804.1 <3 to 63Kv AC HV Load Switch>.

Technical Parameters

Rated voltage 12Kv
Rated frequency 50/60HZ
Rated maximum fuse current 125A
Transfer current 1550A
1min P.F withstand voltage phase to phase, to earth 42Kv, gaps49Kv
Lightning impulse withstand voltage phase to phase, to earth 75Kv, gaps85Kv
Impinger model for fuse Medium model

Huayi Electric Co., Ltd. is a professional manufacturer and supplier of indoor load break switches in China. In addition to load break switches, we also produce wind turbine generators, circuit breakers, disconnect switches and other power transmission and distribution equipment in a large quantity. Our products are manufactured from high quality raw materials in advanced production technology, so they are reliable in quality, safe in operation, and environmental friendly. They have been certified by KEMA, GOST, CCC, TUV, WTGS and CB. With competitive prices, our products are well-received by customers. If you are interested in our products, we welcome you to contact us at any time!

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