Connection Through A Tube - Huawei SUN2000-45KTL-US-HV-D0 User Manual

SUN2000-45KTL-US-HV-D0
User Manual

6.4.1 Connection Through a Tube

Prerequisites
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
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Table 6-1 Cable specifications
Cable Specifications
Conductor
cross-sectional area
Cable outer diameter


Procedure
Step 1 Install the tube fitting. For details, see
Step 2 Route the cable through the tube conduit and then fitting.
Step 3 Crimp the OT terminal.
Step 4 Land the AC output power cable in the terminal block, and tighten the nuts with a torque
wrench to achieve a proper torque value.
Ensure that AC terminations provide firm and solid electrical connections. Failing to do so
may cause SUN2000 malfunction and damage to its components, even start thermal events.
Any SUN2000 damaged due to weak termination will result in revocation of product
warranty.
Issue 02 (2017-09-15)
Use cables that can withstand 90°C (194°F) or 105°C (221°F). The cable that can
withstand 105°C (221°F) is recommended. To facilitate the installation, use flexible
cables.
If you connect a ground cable to the PE point on the chassis, you are advised to use three
(L1, L2, and L3) single-core outdoor copper cables.
If you connect a ground cable to the PE point in the maintenance compartment, you are
advised to use four (L1, L2, L3, and PE) single-core outdoor copper cables.
Table 6-1 describes the cable specifications.
Range
Recomm
ended to
use
OT terminal: M8 (L1, L2, and L3) and M6 (PE).
Tube: 2-inch tube
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Copyright © Huawei Technologies Co., Ltd.
Copper-Core Cable
6–2/0 AWG
4 AWG
6.3–12.1 mm (0.25–0.48 in.)
5.2 Installing the Tube
6 Electrical Connections
Copper-Clad
Aluminum Cable or
Aluminum Alloy
Cable
4–2/0 AWG
2 AWG
Fittings.
41