KE RT Series UPS 6-10kVA UL 208-220-230-240Vac User Guide English 20180130 This manual is for qualified personnel only
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Note
The BAT+ of the UPS connection poles is connected to the anode of the positive battery, the BAT- is
connected to the cathode of the positive battery and the anode of the negative battery, the BAT- is
connected to the cathode of the negative battery.
Factory default setting for battery quantity is 16pcs and for battery capacity is 7AH (charger current
1A). When connecting 18pcs or 20pcs batteries, please re-set the battery quantity and its capacity after
UPS starts at AC mode. Charger current should be adjusted automatically according to battery capacity
selected. All related settings can be done through LCD panel or monitoring software.
CAUTION
Ensure correct polarity battery string series connections. I.e. inter-tier and inter block
connections are from (+) to (-) terminals. Do not mix new and old batteries, different
capacities or brands.
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 (-).
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.
4.7
UPS Parallel Installation
The following sections introduce the installation procedures specified to the parallel system.
4.8
Cabinet installation
Connect all the UPS needed to be put into parallel system as below.
