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Ensure correct polarity battery string series connection. i.e. inter-tier
and inter block connections are from (+) to (-) terminals.
Don't mix batteries with different capacity or different brands, or
even mix up new and old batteries, either.
WARNING!
Ensure correct polarity of string end connections to the Battery
Circuit Breaker and from the Battery Circuit Breaker to the UPS
terminals i.e. (+) to (+) / (-) to (-) but disconnect one or more battery cell
links in each tier. Do not reconnect these links and do not close the
battery circuit breaker unless authorized by the commissioning
engineer.
3.10 Online UPS Modules Replacement
For the UPS, modules must be inserted to make a complete UPS system.
The replacement of UPS module is very simple and can be operated online. The control
system of the UPS can detect the inserted or removed module(s) automatically. The user
may operate easily by following the steps mentioned below.
◆
NOTE: The UPS module is rather heavy, please move it by two people!
Insert module
◆
(1) Remove decorated panel;
(2) Put the UPS module in the cabinet module slot. Push the module along the slot into the
cabinet until the module is inserted properly, then the indicator will flash.
(3) Fix the module with screws (1) at the positioning screw holes;
(4) Switch on the module_ON switch (3) at the left of the module panel, then the red
indecator (2) will off.
(5) After the modules start up, the system will detect the modules inserted automatically and
parallel up the modules into whole system.
Remove UPS module
◆
Switch off the module_ON switch (3) at the left of the module panel, then the red
indicator (2) will light and green indicator flash. Remove the screws (1) of the module and
remove the module from the cabinet.
WARNING!
(1) Before start the module, the module_ON switch must on the "ON" status and the red
indicator must flash or off.
(2) Before remove the module, the module_ON switch must on the "OFF" status and the red
indicator must light.
(3) When insert the module under battery mode, please press "Cold start" button at bypass
module panel until the modules starts.
UPS Multi－Module Installation
3.11
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