Vertiv Liebert CW 038, Инструкция по установке и эксплуатации

Страница: 58 / 168

6.2.4 Wire the EC Fans
WARNING! Risk of cut insulation and damaged wires. Can cause short circuits, overheated
wiring, smoke, fire, activation of fire suppression systems and EMS personnel, equipment
damage, loss of power to fans, injury or death. Verify that all wiring connections are tight and
that all wiring is contained within the junction box prior to closing and securing the cover.
Black-sleeved harness contains fan-control wires. Grey-sleeved harness contains motor high-volt connection.
1. Refer to Figure 7.14 below, Figure 7.15 onthe facing page, and Figure 7.16 onpage 60, to route the wire
harnesses and insert them into the indicated openings onthe junctionboxes.
• Youmay need to remove existing wire ties that hold the harness to the fancage.
NOTE: Do not route the wiring over the handles on the EC-fan assembly.
2. Connect the wires inside the junctionbox:
• Betweenfan1 and 2 on2- and 3-fanunits, refer to Figure 7.15 onthe facing page.
• Onsingle-fanor fan3 of 3-fanunits, refer to Figure 7.16 onpage 60.
3. Use provided wire ties to secure the wire harnesses to the fancage to prevent harness movement whenfans are
running.
Figure 7.14 EC-fan junction boxes
Item Description
1 Junctionbox betweenfans1 and2 on 2- and 3-fanunit
2 Junctionbox for1-or3-fanunit
Vertiv | Liebert® CW™Installer/User Guide
58