MITSUBISHI

 

9800A SERIES UPS

 

Page Number:

ELECTRIC

OWNERS / TECHNICAL MANUAL

 

6-3

 

 

 

 

 

 

 

 

 

 

UF166

IGBT FAULT (A)

 

IGBT module (A) overcurrent

 

CALL SERVICE

[2]

Major

Lit on

 

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF167

IGBT FAULT (B)

 

IGBT module (B) overcurrent

 

CALL SERVICE

[2]

Major

Lit on

 

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF168

IGBT FAULT (C)

 

IGBT module (C) overcurrent

 

CALL SERVICE

[2]

Major

Lit on

 

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF201

INVERTER

 

Output overvoltage during inverter

CALL SERVICE

[2]

Major

Lit on

OVERVOLTAGE

 

power supply (+ 15%)

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF202

INVERTER

 

Output low voltage during inverter

CALL SERVICE

[2]

Major

Lit on

UNDERVOLTAGE

 

supply (-15%)

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF203

INVERTER

 

Inverter output overcurrent

 

CALL SERVICE

[2]

Major

Lit on

OVERCURRENT

 

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UP204

OUTPUT CIRCUIT

 

Cross current fell out of 30%

 

CALL SERVICE

[2]

Major

Lit on

ABNORMAL

 

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF209

52C ABNORMAL

 

52C not turned ON

 

CALL SERVICE

[2]

Major

Lit on

 

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF210

52C ABNORMAL

 

52C not turned OFF

 

CALL SERVICE

[2]

Major

Lit on

 

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF213

INV. OR CONV.

 

Overheating of main circuit parts

CALL SERVICE

[2]

Major

Lit on

OVERTEMPERATURE

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF214

COOLING FAN

 

Abnormality of cooling fan inside

CALL SERVICE

[2]

Major

Lit on

ABNORMAL

 

panel

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF255

52C ABNORMAL

 

52C turned OFF during inverter

CALL SERVICE

[1]

Minor

Flicker

 

power supply

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF256

OUTPUT VOLTAGE

 

Inverter output voltage fell out of

CALL SERVICE

[1]

Minor

Flicker

ABNORMAL

 

+/- 5%

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF257

52C ABNORMAL

 

52C not turned OFF when manual

CALL SERVICE

[1]

Minor

Flicker

 

transfer

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF258

LOAD ABNORMAL

 

More than 4 overcurrents for 10

CHECK LOAD

[1]

Minor

Flicker

 

minutes

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF259

Output voltage bus

 

Inverter output voltage bus

 

CALL SERVICE

[1]

Minor

Flicker

abnormal

 

abnormality

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

After UA810 occurred, Bypass

 

 

 

 

 

UF260

LOAD SHORT

 

Abnormal occurred within 1

 

CHECK LOAD

[1]

Minor

Flicker

 

 

 

second.

(#1)

 

 

 

 

 

 

 

 

 

 

 

 

UF301

UPS CONTROL CIRCUIT

Control microcomputer

 

CALL SERVICE

[2]

Major

Lit on

ERROR

 

abnormality

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF302

UPS CONTROL CIRCUIT

Control microcomputer

 

CALL SERVICE

[2]

Major

Lit on

ERROR

 

abnormality

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF303

UPS CONTROL CIRCUIT

Control microcomputer

 

CALL SERVICE

[2]

Major

Lit on

ERROR

 

abnormality

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF304

UPS CONTROL CIRCUIT

Parallel control circuit abnormality

CALL SERVICE

[2]

Major

Lit on

ERROR

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MITSUBISHI ELECTRIC 9800A SERIES UPS

Page 65
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Mitsubishi 9800A Series technical manual Igbt Fault a