6. Installation details 
6.1 Wrench torque sheet for installation 
Outside diameter  Torque  Additional tightening torque 
mm  inch  N.cm  N.cm 
Ф6.35  1/4  1500(153kgf.cm)  1600(163kgf.cm) 
Ф9.52  3/8  2500(255kgf.cm)  2600(265kgf.cm) 
Ф12.7  1/2  3500(357kgf.cm)  3600(367kgf.cm) 
15.9  5/8  4500(459kgf.cm)  4700(479kgf.cm) 
Ф19  3/4  6500(663kgf.cm)  6700(683kgf.cm) 
 
6.2 Connecting the cables 
The power cord of connect should be selected according to the following specifications sheet. 
The cable size and the current of the fuse or switch are determined by the maximum current indicated 
on the nameplate which located on the side panel of the unit. Please refer to the nameplate before 
selecting the cable, fuse and switch.