48 NS3000 UPS 60KVA~120KVA User Manual
Note
When the system starts, the stored setting will be loaded.
Users can browse all incidents during the process of the starting up by checking the
menu
Log
.
Information of each power module can be viewed by the keys in the front of it.
5.1.2 Start from Battery (option)
The start for battery model is referring to battery cold start. The steps for the
start-up are as follows
：
1. Confirm the battery is correctly connected; close the external battery
circuit breakers.
2. Press the red button for the battery cold start
（
See Fig.5-1
）
.The system is
than powered by the battery.
Battery Cold start
Fig.5-1The position of the battery cold start button
3. After that, the system is starting up following steps 3 in section 5.1.1 and
the system transfers to battery mode in 30S.
4. Close the external output power supply isolation to supply the load, and the
system is working on battery model.
5.2 Procedure for Switching between Operation Modes
5.2.1 Switching the UPS into Battery Mode from Normal Mode
The UPS transfers to Battery model immediately after input circuit breaker
disconnects from the utility.
5.2.2 Switching the UPS into Bypass Mode from Normal Mode
1) Enter the menu Operate, touch the icon “transfer to bypass”
and the system
transfers to bypass mode ;
2) Press and hold the BYP key on the operator control panel for longer than two
seconds and the system transfers to bypass mode. This needs to enable the switch
behind the front door. See Figure5-1.
Summary of Contents for NS3000 Series
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