H3C S3100V3-EI Series, Руководство по установке, Страница: 20 / 57

2-13
Weld the yellow-green grounding cable to the angel iron or steel tube and treat the joint for corrosion
protection.
Figure2-15 Grounding the switch by burying the grounding conductor into the earth ground
(1) Grounding screw (2) Grounding cable (3) Earth
(4) Joint (5) Grounding conductor (6) Chassis rear panel
Connecting the power cord
CAUTION:
•
Provide a circuit breaker for each power cord.
•
Before connecting the power cord, make sure the circuit breaker on the power cord is turned off.
Table2-4 Power cord connection procedures at a glance
Switch model
Available power
source
Connection procedure reference
S3100V3-10TP-EI
S3100V3-18TP-EI
S3100V3-28TP-EI
S3100V3-52TP-EI
S3100V3-10TP-PWR-EI
S3100V3-20TP-PWR-EI
AC power source
Connecting the switch to an AC power
source
S3100V3-28TP-PWR-EI
AC power source
Connecting the switch to an AC power
source
H3C RPS1600-A Connecting the switch to an RPS
S3100V3-18TP-EI-DC
S3100V3-28TP-EI-DC
–48 VDC power source in
the equipment room or H3C
RPS1600-A
Connecting the switch to an external DC
power supply system
S3100V3-20TP-PWR-EI-DC
DC power supply system
that provides voltage within
the input voltage range of
the switch or H3C
RPS1600-A
1
2
5
4
3
6