Figure 4-14: Rap-4B Platform Power Cable Grounding Screws - Eci Telecom NPT-1020 Installation And Maintenance Manual

NPT-1020 Installation and Maintenance Manual
4. Secure the lug using a flat washer, spring washer, and M6 screw. Tighten the M6 screw with a torque
of 320 N cm to 350 N cm.
5. Attach the black lead lug of the power cable to the negative stud terminal of Platform 1 on the power
terminal board.
6. Repeat Step 4 for the black lead lug.
7. Identify the platforms grounding terminals located on the inner side panel of the RAP-4B according to
the following figure.
8. Attach the grounding (shield) lead lug of the platform power cable to the ground stud terminal
located on the RAP-4B side panel.
9. Repeat Step 4 for the grounding lead lug.
10. If more NPT-1020 platforms are installed in the rack, repeat Steps 2 to 9 for each platform power
cable.
11. If an additional power source is used, repeat Steps 2 to 10 to connect the platforms to source B.
12. Route each platform power cable along the rack side rails down to its corresponding platform, and
then securely attach the power cable to the rack inner wall using cable ties. Attach a tag to each
power connector in accordance with its function.
ECI Telecom Ltd. Proprietary

Figure 4-14: RAP-4B platform power cable grounding screws

Installing Equipment
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