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MITSUBISHI
ELECTRIC
9700 SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
6-3
MITSUBISHI ELECTRIC 9700 SERIES UPS
UF254 88C ABNORMAL Fan power source abnormality during operation 1 [1] Minor Flicker 197
UF255 52C ABNORMAL 52C turned OFF during inverter power supply 1 [1] Minor Flicker 128
UF256
OUTPUT VOLTAGE
ABNORMAL
Inverter output voltage fell out of +/- 5% 1 [1] Minor Flicker 109
UF257 52C ABNORMAL 52C not turned OFF when manual transfer 1 [1] Minor Flicker 98
UF301
UPS CONTROL CIRCUIT
ERROR
Control microcomputer abnormality 1 [2] Major Lit up 19
UF302
UPS CONTROL CIRCUIT
ERROR
Control microcomputer abnormality 1 [2] Major Lit up 28
UF303
UPS CONTROL CIRCUIT
ERROR
Control microcomputer abnormality 1 [2] Major Lit up 29
UF304
UPS CONTROL CIRCUIT
ERROR
Control microcomputer abnormality 1 [2] Major Lit up 31
UF305
UPS CONTROL CIRCUIT
ERROR
Control circuit abnormality 1 [2] Major Lit up 21
UF306
UPS CONTROL CIRCUIT
ERROR
Control power source circuit abnormality 1 [2] Major Lit up 16
UF309
INVERTER VOLTAGE
ABNORMAL
Inverter output voltage abnormality before
inverter power supply
1 [2] Major Lit up 83
UF351 CONTROL FUSE BLOWN Battery circuit's fuse burnt 1 [1] Minor Flicker 115
UF352
SUPPLY OF CONTROL
CIRCUIT ABNORMAL
Control circuit abnormality 1 [1] Minor Flicker 111
UF355
(Note10)
UPS CONTROL CIRCUIT
ERROR
Control circuit abnormality 1 [1] Minor Flicker 130
UF356
UPS CONTROL CIRCUIT
ERROR
Control circuit abnormality 1 [1] Minor Flicker 123
UF357
"INVERTER START "
BUTTON ABNORMAL
"INVERTER START" button is abnormal (Local) 1 [1] Minor Flicker 124
UF358
"INVERTER STOP "
BUTTON ABNORMAL
"INVERTER STOP" button is abnormal (Local) 1 [1] Minor Flicker 125
UF359
"INVERTER SUPPLY"
BUTTON ABNORMAL
"INVERTER SUPPLY" button is abnormal 1 [1] Minor Flicker 126
UF360
"BYPASS SUPPLY"
BUTTON ABNORMAL
"BYPASS SUPPLY" button is abnormal 1 [1] Minor Flicker 127
UF362
UPS CONTROL CIRCUIT
ERROR
52S control circuit abnormality (Note 8) 1 [1] Minor Flicker 195
UF401 52S ABNORMAL
52S not turned ON, or 52S turned ON without
any command
1 [2] Major Lit up 84
UF402 52S ABNORMAL
52S not turned OFF, or 52S turned OFF without
any command
1 [2] Major Lit up 85
UF451 52S ABNORMAL
52S not turned ON, or 52S turned ON without
any command when manual transfer
1 [1] Minor Flicker 99
UA801
AC INPUT VOLTAGE OUT
OF RANGE
AC input voltage fell out of +/- 18% range 3 [1] Note 5
239
UA802
AC INPUT FREQUENCY
OUT OF RANGE
A
c input frequency fell out of converte
r
synchronization follow-up range
3[1]Note 5
161
UA803
AC INPUT PHASE
ROTATION ERROR
Phase rotation is inverted when input voltage is
normal
3[1]Note 5
236
UA804
(Note10)
BATTERY ABNORMAL Battery abnormal (External input) 1 [1] Note 5
238
UA805
(Note10)
AMBIENT TEMPERATURE
ABNORMAL
Temp. abnormality in room where installed 11 [1]
237
UA806
INVERTER OVERLOAD >
100%
Overload exceeded 105% (Note 9) 4 [1] Over Flicker 216
UA807
INVERTER OVERLOAD >
110%
Overload exceeded 110% (Note 9) 4 [1] Over Flicker 217
UA808
INVERTER OVERLOAD >
125%
Overload exceeded 125% (Note 9) 4 [1] Over Flicker 218
UA809
INVERTER OVERLOAD >
150%
Overload exceeded 150% (Note 9) 4 [1] Over Flicker 219
UA810 OVERLOAD Momentary over-current during Inverter power. 4 [1] Over Flicker 220
UA811
BYPASS VOLTAGE OUT
OF RANGE
Bypass voltage fell out of +/- 15% range at
manual transfer
5[1]Note 5
240