User Manual

CHAPTER 2. Installation
2-62 © SAMSUNG Electronics Co., Ltd.
2.5.2 Installing Earth Facility
2.5.2.1 Installing Main Ground Bar (MGB)
MGB should be plated with silver on the surface and be installed firmly by using insulator
to prevent corrosion. Protect the MGB by using acryl board to protect human life and to
prevent the corrosion of an earth terminal board. Installation place should be the nearest
from the earth point and the proper length is within 1250 mm from a building and within
600 mm from a container. If earth terminals are insufficient, install the 2
nd
and 3
rd
subsidiary earth terminal board with the interval of 200 mm from existing MGB, and
connect through GV 100 mm
2
(AWG 4/0).
Figure 2.47 MGB Installation
Ground Bar
Grounding Cable
(GV 38
mm
2
x1C, AWG 2)
Grounding Cable
(GV 100
mm
2
x1C, AWG 4/0)
PVC Pipe
Insulator
삭제됨: 1