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To avoid the risk of fire, electric shock, or personal injury do not apply
power to the SN10100A before the equipment chassis ground has been
installed.
WARNING
5.1 Guidelines
Use 10 AWG (minimum) stranded ground wire.
•
Terminate equipment side of ground wire with a #10 ring terminal.
•
Do NOT daisy chain the ground between equipment. Use a ground bus bar, as
•
shown in
figure
0
1
2
3
8
9
10 11
4
5
6
7
12
13
14
0
1
2
3
8
9
10 11
4
5
6
7
12
13
14
0
1
2
3
8
9
10 11
4
5
6
7
12
13
14
Do not over-tighten ground lug connections.
•
Keep the length of the ground wire as short as possible.
•
5.2 Grounding procedure
Do the following to connect to the SN10100A series gateway to ground:
1.
Connect one end of a ground wire to the ground lug of the SN10100 series gate-
way. See
figure
2.
Connect the other end of the ground wire to a ground bar of the equipment rack.If
the SN10100 series gateway is not installed in an equipment rack, then connect
the ground wire to the main water entry pipe.
3.
Verify that the resistance of the ground path is less than 0.5 ohms.
6
4.
MGMT0
ETH0
VOIP0
15
MGMT1
ETH1
VOIP1
MGMT0
ETH0
VOIP0
15
MGMT1
ETH1
VOIP1
MGMT0
ETH0
VOIP0
15
MGMT1
ETH1
VOIP1
Figure 4.
4.
Chassis ground connection
SmartNode 10100A Series Quick Start Guide
Ground Bar
Earth
Ground
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