IBM ibm Safety , xxvi

Safety
Screws for
Grounding
Front View
Figure 0-8. LCB Grounding Via Screws
2) Grounding is ensured by a wire connected from the LCB to the premises ground system.
BottomView
ToPremises
Grounding
System
Ground
Wire
Figure 0-9. LCB Grounding Via Ground Wire
IBM does not provide this wire. In order to ensure correct grounding, this ground wire
must be made using a wire AWG 12 (minimum 2.5 square millimeters).
Screw: 5 mm in diameter, length from 6 to 10 mm (refer to Figure 0-10 on page xxvii).
Connection of Ground Wire to LCB
xxvi 3745 Models 130 to 17A: MIP