20
Quick Start Guide: 7000 Series 2 RU Data Center Switches
Connecting Power Cables
Chapter 4: Cabling the Switch
4.1.2.2
1900W DC Power Supply
Figure 4-3: 1900W DC power supply
To connect a DC power supply to power source:
Step 1
Prepare the stranded wiring, see
Section 4.1.2.1,
Wire and Lug Preparation
, on page
19
.
Step 2
Attach the appropriate lugs to the source DC wires.
Step 3
Use DC cables with either insulated crimp-on spade lugs or insulated crimp-on ring
connectors.
Step 4
Connect the DC-input wires:
•
Ground wire to the Protective Earth (PE
) terminal.
•
Negative source DC cable to the negative (- / -48V) terminal.
•
Positive (+) source DC cable to the positive (+ / Rtn) terminal.
4.1.2.3
PWR-500DC Power Supply
The 500W DC power supply connects to a circuit that provides -48Vto -60V and 15A.
Figure 4-4
displays the DC power supply.
Figure 4-4: 500W DC Power Supply
Step 1
Prepare the stranded wiring, see
Section 4.1.2.1,
Wire and Lug Preparation
, on page
19
.
Figure 4-5: Attaching the DC Wires
Summary of Contents for DCS-7050SX-128
Page 38: ...36 Quick Start Guide 7000 Series 2 RU Data Center Switches Appendix C Front Panel ...
Page 40: ...38 Quick Start Guide 7000 Series 2 RU Data Center Switches Appendix D Rear Panel ...
Page 44: ...42 Quick Start Guide 7000 Series 2 RU Data Center Switches Appendix F Taiwan RoHS Information ...