User Manual

Hipulse - Single Phase ‘1+N’ UPS System

130 kVA - 110V

WARNING

If the load equipment will not be ready to accept power on the arrival of the commissioning engineer then ensure that the system output cables are safely isolated at their ends.

6.Connect the Battery cables between the UPS terminals (+/ -) and its associated battery circuit breaker. Connect screened auxiliary cables from each battery circuit breaker control board to the auxiliary terminal block (X3) of UPS of their metal frame of the Battery breaker mounted in input transformer cubicle or Battery circuit breaker box (if used).

As a safety precaution remove the battery fuse in the module until the arrival of commissioning engineer.

OBSERVE THE BATTERY CABLE POLARITY

WARNING

Do not close the battery circuit breaker before the equipment has been commissioned.

Input-module Parallel Connections:

7.1+N Parallel UPS System: Inside the module there is an Parallel Connectors Board mounted on the left hand side. Connect one end of the interconnecting ribbon cables to interface connector (X1) of the first UPS module and the other end to connector (X2) of the second module, and so to the next module until a closed loop is formed. (see fig 8-2).

Auxiliary Connections:

8.Connect the auxiliary cables of any external interface/ signals to the respective connections of the output auxiliary terminal block (X4).

9.Refit the lower protective cover.

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Liebert 130 kVA user manual Input-module Parallel Connections, Auxiliary Connections