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Page 100 of 466 Installing system grounds
NN43041-310 Standard 01.11 October 2008
Grounding equipment in the UK
Follow Procedure 8 to ground equipment in the UK.
Procedure 8
Grounding equipment in the UK
1 Connect a protective and functional ground wire from the grounding strip
on the Krone Test Jack Frame to the ground at the building entry point.
Use a green/yellow wire no thinner than 10 mm
2
.
Consider each Media Gateway and Media Gateway Expander pair as one
ground.
2 Jumper the Media Gateway Expander ground to the Media Gateway
ground. See Figure 21 on page 96.
3 In each Media Gateway:
a. Connect a ground wire from the ground lug in the equipment to the
ground connection at the Test Jack Frame. Use a green/yellow wire
no thinner than 10 mm
2
.
b. Place a DO NOT DISCONNECT tag on the grounding wire.
c. Measure the resistance of the ground between the Krone Test Jack
Frame and the Media Gateway frame ground. The resistance must
not be more than 0.25 Ohm.
End of Procedure