Ups Cable Connection Reference - Huawei UPS5000-A-30 User Manual

UPS5000-A-30 kVA, 40 kVA and 80 kVA
User Manual
After you install the BCB box, adjust the end of discharge (EOD) threshold based
on backup time, which prevents overcurrent disconnection. The default values are
as follows:
● Backup time < 1 h: Set the EOD threshold to 1.67 V/cell.
● 3 h > Backup time ≥ 1 h: Set the EOD threshold to 1.75 V/cell.
● Backup time ≥ 3 h: Set the EOD threshold to 1.80 V/cell.
Step 3 (Optional) Install a BBB box.
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3.2.6 UPS Cable Connection Reference

Context
● Keep away from cabinets when preparing cables to prevent cable scraps from
● After installing cables, clean the cabinet top, bottom, copper bar wiring
● Prepare terminals onsite. The length of the copper wire should be the same as
Procedure
Step 1 Route a cable into the cabinet and bind it to a nearby beam.
Step 2 Pull the cable to the copper bar to which the cable is to be connected, determine
the cable length, and mark the cable at the position where the cable is to be cut.
Step 3 Pull the marked cable out of the cabinet, cut the cable from the marked position,
strip the cable, and crimp a terminal.
Figure 3-48 Preparing a cable terminal outside the cabinet
Issue 13 (2022-01-19)
NO TICE
WARNING
entering the cabinets. Cable scraps may cause ignition during power-on and
result in personal injury and device damage.
positions, and other positions. Ensure that there is no dust or scraps inside and
around cabinets.
that of the part of the terminal that covers the conductor.
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