This product is unipolar equipped with CS11 type and CSB-6D type manual operation mechanism. It could also unit three ratios to an inter linkage three ratios pattern through connecting rod. CS17 could be used in disconnect switch with double earthing gears, being equipped with the mechanisms which you need.
This disconnect switch is with reasonable switch structure,smooth operation, easy installation, big clearance between open contact knives, safe and reliable insulation. It could be used unipolar or three ratio.According to demands, it could be used earth-free, one-side earthing or two-side earthing.