MaxPower Corp Gamatronic Power+ RM100 - Manual (Page 47)

Gamatronic Electronic Industries Ltd.
POWER+ RM100, 3 X 208 V, User Guide, Release 2.7ys 31
Figure 27 through Figure 29 below, and Table 5 and Table 6, detail the ground connections for
the UPS and battery cabinet. It is recommended that all ground cables discussed here be
finished with cable shoes. For connections to the UPS and battery cabinets, the cable shoes
must have a bolt hole (item 1 in Figure 26) suitable for stud of 10 mm diameter and a cable
opening (item 2 in Figure 26) suitable for the cable sizes specified in Table 5 and Table 6.
Figure 26: Crimp -type cable shoes recommended for all ground cables
Figure 27: Ground studs on UPS cabinet roof, view from below
Table 5: Key to Figure 27
I TEM
#
G ROUND NAME I NSTRUCTIONS
1
I NPUT GROUND
CONNECTION
Insert the building ground cable through the roof or floor of the
UPS cabinet (Figure 20) and connect it to this stud (10 mm diam.).
Use a cable of 250 kcmil, and a tightening torque of
325 pound-inches (36.7 N-m).
Recommended cable shoe: mfr. Panduit, cat.no. S250-76R-5.
2
O UTPUT
GROUND
CONNECTION
Connect a cable between this ground stud (10 mm diam.) and the
ground line on the electrical board. Use a cable of 250 kcmil,
and a tightening torque of 325 pound-inches (36.7 N-m).
Recommended cable shoe: mfr. Panduit, cat.no. S250-76R-5.