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Fuse type knife switch HR3

Fuse type knife switch HR3 Fuse type knife switch HR3 Fuse type knife switch HR3 applicable scope: Fuse type knife switch HR3 for the exchange of 50Hz, 380V, rated current to 1000A power distribution system as the short circuit protection and cable, wire overload protection for. Under normal circumstances, fuse type knife switch HR3 for less frequent manual and breaking through the normal load current and overload current, the fuse type knife switch HR3 in the case of a short circuit, the fuse breaking current. Fuse type knife switch HR3 in accordance with IEC60947-3 GB14048.3 standard. Fuse type knife switch HR3 specifications: Fuse type knife switch HR3-100 Fuse type knife switch HR3-200 Fuse type knife switch HR3-400 Fuse type knife switch HR3-600 Fuse type knife switch HR3-1000 Fuse type knife switch HR3 mode of operation: 31, 32, 33, 34