AEC IST7 Series, User Manual

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5 Use and Operation
UPS IST7 Series (60K-200K)
User Manual
90
5 Use and Operation
This chapter mainly introduces the operation procedure and method, including using announcements,
operation procedure, UPS start and parallel system start, etc.
5.1 Use Announcements

Before starting the UPS, check whether the load is proper. The load must not exceed the rated
output power of the UPS, which is to avoid overload protection.

Do not use the <ON> and <OFF> buttons on the UPS panel as the power supply switches of
load. Do not start the UPS frequently.

After the UPS works stably, turn on the load. Some devices has large starting current which may
cause overload protection, it is better to start these devices first. Start large power device first,
then small power device. If you want to turn off UPS, it must turn off load first.

When mains power outage, if the UPS is power supplied by generator, it is necessary to start the
generator firstly. After the generator works stably, the UPS can be connected, or it may cause
UPS or load damage.

When output have transducer, it is only suited for transducer the capacity of output power within
1.5 multiples, if exceed the specification, result in the device cannot normally work.
5.2 Operation Procedure
Before first start the UPS, it is necessary to do the check, see section 5.3.1 . Only pass the examination,
then you can power on the UPS. If the UPS won’t be used for a long time, it also needs to be checked
before startup. Operation procedure is as shown in Figure5-1.
Startup
Observe indicator on the panel
and inquire system information
Shutdown
If the UPS won
’
t be used
Power off
Power on
Check before
power-on
Qualified
Failure
Start load
Shut down
load
Running
stable
If it is left unused
for longtime
Figure5-1 Operation procedure