Mitsubishi Electric 9800A Series Owner Technical Manual page 65

MITSUBISHI
ELECTRIC
UF166 IGBT FAULT (A)
UF167 IGBT FAULT (B)
UF168 IGBT FAULT (C)
INVERTER
UF201
OVERVOLTAGE
INVERTER
UF202
UNDERVOLTAGE
INVERTER
UF203
OVERCURRENT
OUTPUT CIRCUIT
UP204
ABNORMAL
UF209 52C ABNORMAL
UF210 52C ABNORMAL
INV. OR CONV.
UF213
OVERTEMPERATURE
COOLING FAN
UF214
ABNORMAL
UF255 52C ABNORMAL
OUTPUT VOLTAGE
UF256
ABNORMAL
UF257 52C ABNORMAL
UF258 LOAD ABNORMAL
Output voltage bus
UF259
abnormal
UF260 LOAD SHORT
UPS CONTROL CIRCUIT
UF301
ERROR
UPS CONTROL CIRCUIT
UF302
ERROR
UPS CONTROL CIRCUIT
UF303
ERROR
UPS CONTROL CIRCUIT
UF304
ERROR
MITSUBISHI ELECTRIC 9800A SERIES UPS
9800A SERIES UPS
OWNERS / TECHNICAL MANUAL
IGBT module (A) overcurrent
IGBT module (B) overcurrent
IGBT module (C) overcurrent
Output overvoltage during inverter
power supply (+ 15%)
Output low voltage during inverter
supply (-15%)
Inverter output overcurrent
Cross current fell out of 30%
52C not turned ON
52C not turned OFF
Overheating of main circuit parts
Abnormality of cooling fan inside
panel
52C turned OFF during inverter
power supply
Inverter output voltage fell out of
+/- 5%
52C not turned OFF when manual
transfer
More than 4 overcurrents for 10
minutes
Inverter output voltage bus
abnormality
After UA810 occurred, Bypass
Abnormal occurred within 1
second.
Control microcomputer
abnormality
Control microcomputer
abnormality
Control microcomputer
abnormality
Parallel control circuit abnormality
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(#1)
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6-3
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Minor Flicker
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