Abnormal
Description & Checkpoint
Solution
(4) The voltage
difference
between
NEUTRAL and
GROUND has
become
abnormally
high.
There is external wiring error of R.S.T
phase and N. G., instead of UPS unit
itself,.
Correct the external wiring
system.
(5) The
inverter cannot
start up.
Other than INVERTER SS LED in left
side of the front panel, other LEDs still
illuminate.
Do trouble shooting
according to the LED
instruction.
Switch on the inverter before DC bus has
Refer to the switch on
been established completely. Normally, it
procedure. Close the reserve
takes around 30 seconds to establish the
and rectifier breakers and
DC BUS once the reserve and rectifier
wait around 30 seconds or
breakers are closed.
directly use batteries to
establish the DC bus.
Bypass breaker has been closed (switched
Open the bypass breaker.
on).
The output is overloaded. The LCD will
Decrease the load to below
display warning message ‘ XXX%
the UPS’s rated power.
OVERLOAD’ in the STATUS/WARN
menu (MAIN menu
→
SELECT menu
→
STATUS/WARN menu). XXX%
OVERLOAD LED on left side of the
front panel and OVERLOAD LED on
right side will also light.
In P&P modules1, the temperature sensor
Take out the P&P modules
sockets on 3G PCB and hest sink are not
and connect them properly.
connected properly. WARNINGLED of
FUSE/TEMP still illuminate but LED in
3G PCB doesn’t, indicating DC BUS may
be over 240VDC.
9-2
Содержание T3UPS-33-700K
Страница 18: ...1 7 Dimension Drawings 10KVA 60KVA OUTLINE DRAWING 1 13 ...
Страница 19: ...10KVA 60KVA INTERIOR DRAWING 1 14 ...
Страница 20: ...75KVA 160KVA OUTLINE DRAWING 1 15 ...
Страница 21: ...75KVA 160KVA INTERIOR DRAWING 1 16 ...
Страница 22: ...175KVA 320KVA OUTLINE DRAWING 1 17 ...
Страница 23: ...175KVA 320KVA INTERIOR DRAWING 1 18 ...
Страница 24: ...INTER PCB DIAGRAM 1 19 ...
Страница 31: ...1 ...
Страница 35: ...3 3 ...
Страница 70: ...ONE TO TWO SERIAL REDUNDANCY 8 3 ...
Страница 77: ...Appendices Additional Data on Options UPSCOMTM UPSCALLTM DCMANTM ...
Страница 80: ...3 ...
Страница 81: ......