5 Use and Operation
60
5 Use and Operation
This chapter mainly describes the operation process, operation method, daily maintenance and
troubleshooting, etc.
5.1 Check Before Startup
Check if the wire connection is firm and the color of AC wires is in accordance with the
specification.
Check if UPS is grounded reliably.
Check if the voltage between the neutral wire and grounding wire is less than 5Vac.
If the UPS equipped with remote monitoring device, check if the wiring of the RS485 port
is correct.
If it is long backup model, check if the wiring between UPS and battery box is correct and
reliable.
Check if the wiring is neat and the wire binding is in accordance with the specification.
Check if the installation and wiring are good for transformation, expansion and
maintenance in future.
Check that there is no short-circuit in the output of the UPS and the load capacity isn't
beyond the rated capacity of the UPS.
5.2 Startup Operation
Step 1
Switch on the external mains, bypass and battery switch.
Step 2
Press the " " and "
"button on the front panel at the same time for 1s to start the UPS.
Step 3
About 10s later, if the UPS works steadily, start loads, such as PC, etc.
Summary of Contents for IST9
Page 1: ...l un I Jet _________ __ AEC IST9 1 0 20 https www uni jet com catalog ibp on line ibp aec ist9...
Page 2: ...UPS IST9 10 20 kVA User Manual...
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Page 52: ...3 Installation 43 Figure3 29 Diagram of 33 mode parallel system wiring of 10kVA 20kVA UPS...
Page 54: ...3 Installation 45 Figure3 31 Diagram of 33 mode parallel system wiring of 30kVA 40kVA UPS...
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