Repotec RP-UPH104T, User Manual

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5. 5 Parallel machine maintenance
This UPS system has parallel machine function, if you want to add
single machine to parallel system, please follow operational process of
joining new machine; if because of cutting down load or attainting UPS,
and you must remove UPS, please follow operational processes of
removing parallel machine.
1. Join new UPS process
(a) Before joining new UPS, user should prepare input & output line,
switch and combine line.
(b) New UPS input & output switch should be turned off, according
to port sign, link
(c) Input & output line and batteries; synchronously, remove the
connection between JP1 and JP2.
(d) Turn off UPS system, when all UPS work at bypass model,
please take apart every UPS repaired board, turn all UPS
repaired switches from ‘UPS’ to ‘BPS’ and then turn off all UPS
input switch.
(e) If UPS system works at single UPS model, then have to remove
the connection of JP1 and JP2.
(f) Take apart the board of parallel ports, insert one end of combine
line into parallel card’s slot and screw down its pin; and then lock
up the board of parallel ports over again; at the same time, take
apart the maintain board of new UPS.
(g) Turn on the battery switch of new UPS and line input connection
switch outside; measure voltage difference between output live
wire of new UPS and output live wire of parallel system. If the
voltage difference
＜
1V, please close output live wire’s witch of
new UPS.
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