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4.
Parallel system Installation and Operation (Optional)
If your UPS is configured with parallel function, up to 3 UPSs can be connected in
parallel to configure a sharing and redundant output power.
In parallel system, the mechanical installation for each modular is same as the single
system. Details please refer to Chapter 3.3.
Parallel system AC cable diagram:
4.1
Wiring for AC Cable
1.
Wiring length requirement:
When the distance between the load and the parallel UPS is less than 10 meters, the
length difference between the input/output lines between the UPSs in the parallel
system is less than 20%.
When the distance between the load and the parallel UPS is greater than 20 meters,
the length difference between the input/output lines between the UPSs in the
parallel system is less than 5%.
2.
In the parallel system, common battery application is not supported. independent
EBM connect to each UPS, please refer to chapter 3.4.3.
3.
Professional installation is required, please set the parallel system in the restricted
area!
