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68 Appendix 1 Transportation Restraints Removing Procedures
HIPULSE U UPS Single Module And “1+N” (Expandable) 160/200/300/400kVA User Manual
3. Remove the two transportation restrains in the front of the output transformer, as shown in Figure 9.
A
A amplified view
Bolt (2 pcs) Transportation restraint
Transportation restraints
Figure 9 Removing the two transportation restraints in the front
4. Reinstall the installation hole covers and the lower switch baffle plate with the screws removed in step 1. You might
as well install the lower switch baffle plate after UPS commissioning.
5. Reinstall the back panel of the main cabinet with the screws removed in step 2. You can also carry out this step
after UPS commissioning.
Transformer transportation restraints removing procedures for UPS with 12-pulse rectifier
The removing procedures of the output transformer transportation restraints of 400kVA UPS with 12-pulse rectifier are
the same as those of 400kVA UPS with 6-pulse rectifier. The removing procedures of the transportation restraints of
the phase-shifting transformer are as follows:
1. Open the front door and remove the back panel of the side cabinet to reveal the phase-shifting transformer, as
shown in Figure 10. Retain the screws.
2. Remove the two transportation restraints in the front of the phase-shifting transformer, as shown in Figure 10.
Phase-shifting
transformer
Remove the tw o bolts fixing
the transportation restraint
A
Transportation restraint
Bolt
A amplified view
Figure 10 Removing the two transportation restraints in the front