User manual

Retrofit Installation
36
9.10 HiPulse UPS
Retrofit Kits are designed specifically for individual units. Consult
your local sales / service representative for pricing, part numbers and
installation help.
Refer to the UPS or Network Interface Card user manual for more
details.
If you encounter any problems with the procedures contained in this
manual contact your local Liebert representative or Liebert's Cus-
tomer Service and Support Department at:
Liebert Hiross Service
Customer Service and Support Department
Fourth Avenue
Globe Park
Marlow
Buckinghamshire SL71YG
Telephone [phone]
Fax [phone]
!
CAUTION
Before installing the kit P/N 4645114D for NIC-485
(P/N 4590063X), in the HiPulse UPS, it is necessary to power
down that unit. To maintain continuity of supply, the load
should first be transferred to the maintenance bypass circuit
following the procedure given in the UPS user manual.