Siemens NXPLUS C Installation And Operating Instructions Manual page 118

Installation
Inserting the
screw-type cone
118/293
➭ Press the busbar run onto the bushing.
Bolting the busbar run together
Depending on the type of busbar and the busbar level, the busbar run must be bolted
together differently.
Busbar level
1
2
3
Fig. 73: Version A
➭ Version A: Bolt the threaded stud ⑪ together with the conical spring washer ⑫ (camber
upwards) and the hexagon nut M12 ⑬ (tightening torque: 50 Nm).
➭ Version B: Bolt the threaded stud ⑪ together with the tin-plated copper washer ⑯ , the lock
washer ⑰ and the hexagon nut M12 ⑬ (tightening torque: 50 Nm).
➭ Apply mounting paste to the screw-type cone ⑭ and the upper push-on surface of the cross
adapter or end adapter.
Revision 11 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C • 802-9081.9
1250 A 1600/2000/2500 A
Version A Version B
— Version A
—
Fig. 74: Version B
Busbar
2500 A (bus sectionalizer)
Version B
Version B
— Version A