Primary ring main unit GSVR-12

insulationloadAC

a. - Disconnectors with three-position design prevent incorrect operations thoroughly in theory design b. - Contact design benefits earthing making, and the making speed>4.2m/s c. - High-performance Mubea belleville spring guarantees stability of the contact pressure a. - The master switch adopts vacuum interrupter b. - Particular curve design for reducing force mechanism ® Reduce closing impact @ Reduce extra work ® No extra contact pressure added when trigger returns @ Diffuse the contact pressure and reduce tripping force when opening a. - Motor, auxiliary switch, release, travel switch of the master switch mechanism are removable and easy maintenance b. - Two-spring precise transmission design has reclosing function c. - Automatic counting function meets the latest State Grid purchase standard d. - High quality quenched and tempered steel and chilled steel are used in all transmission components e. - Needle bearing design of the core transmission has deep impact-resistance, large loading and little frictional drag a. - Disconnecting mechanism, with three-position mechanism single spring and two independent operating shafts, thoroughly prevents misoperations according to the theoretical design b. - Disconnecting operation mechanism can add electric configuration c. - Dual clutch design makes the manual operation and electric operation switch freely d. - The output shaft, with the gear acceleration design, has high output efficiency, large power transmission and the earthing making speed>4.2m/s a. - According to the optical imaging principle adopted in the window, the range of observation can be large although the viewing window is small