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cable, the battery Positive and the battery negative are connected with the UPS
respectively. The battery sets between the Battery anode and the neutral are called
positive batteries and that between neutral and cathode are called negative ones. The
user can choose the capacity and the numbers of the batteries according to their desire.
The connection is shown as following:
Note
：
The BAT+ of the UPS connect 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 40AH (charger
current 6A). When connecting 18pcs or 20pcs batteries, please re-set desired battery quantity
and its capacity after UPS starts at AC mode. Charger current could be adjusted automatically
according to battery capacity selected. (Also charger current is selectable). Please refer to
“Chapter 4.3 LCD display”
CAUTION!
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.
Summary of Contents for YDC9300-RT Series
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