MITSUBISHI

 

9800A SERIES UPS

 

Page Number:

ELECTRIC

OWNERS / TECHNICAL MANUAL

 

6-4

 

 

 

 

 

 

 

 

UF305

UPS CONTROL CIRCUIT

Control clock abnormality

CALL SERVICE

[2]

Major

Lit on

 

ERROR

 

 

ENGINEER

 

 

 

UF306

UPS CONTROL CIRCUIT

Control power source circuit

CALL SERVICE

[2]

Major

Lit on

ERROR

 

abnormality

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

UF309

INVERTER VOLTAGE

Inverter output voltage abnormality

CALL SERVICE

[2]

Major

Lit on

ABNORMAL

 

before inverter power supply

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

UF352

CONTROL POWER

 

Control circuit abnormality

CALL SERVICE

[1]

Minor

Flicker

SUPPLY ABNORMAL

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF402

52S ABNORMAL

 

52S not turned OFF, or 52S turned

CALL SERVICE

[2]

Major

Lit on

 

OFF without any command

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF403

CB3 ABNORMAL

 

CB3 not turned OFF

CALL SERVICE

[2]

Major

Lit on

 

(#2)

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

52S not turned ON, or 52S turned

CALL SERVICE

 

 

 

UF451

52S ABNORMAL

 

ON without any command when

[1]

Minor

Flicker

 

ENGINEER

 

 

 

manual transfer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF452

CB3 ABNORMAL

 

CB3 open

CALL SERVICE

[1]

Minor

Flicker

 

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UF453

52L OPERATION ERR.

52L operated abnormality

CHECK 52L

[2]

Major

Lit on

 

 

 

 

 

 

 

 

 

AC INPUT VOLTAGE OUT

AC input voltage fell out of +/- 15%

CHECK INPUT

 

 

 

UA801

POWER

[1]

Alarm

-

OF RANGE

 

range

 

 

SOURCE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INVERTER OVERLOAD

 

WARNING :

 

 

 

UA806

Overload exceeded 105% (Note 7)

DECREASE

[1]

Alarm

-

> 100%

 

 

 

 

LOAD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INVERTER OVERLOAD

 

WARNING :

 

 

 

UA808

Overload exceeded 125% (Note 7)

DECREASE

[1]

Alarm

-

> 125%

 

 

 

 

LOAD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

INVERTER OVERLOAD

 

WARNING :

 

 

 

UA809

Overload exceeded 150% (Note 7)

DECREASE

[1]

Alarm

-

> 150%

 

 

 

 

LOAD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Momentary over-current during

WARNING :

 

 

 

UA810

INVERTER OVERLOAD

DECREASE

[1]

Alarm

-

Inverter power.

 

 

 

LOAD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UA811

OVERLOAD TRANS.

 

Overload transfer

-

[1]

Alarm

 

 

 

 

 

 

 

 

UA812

BYPASS VOLTAGE OUT

Bypass voltage fell out of +/- 20%

CHECK

[1]

Alarm

-

OF RANGE

 

range

BYPASS INPUT

 

 

 

 

 

 

 

 

 

 

 

 

 

UA813

BYPASS PHASE

 

Phase rotation is inverted when

CHECK

[1]

Alarm

-

ROTATION ERROR

 

bypass voltage is normal

BYPASS INPUT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BYPASS FREQUENCY

Bypass frequency fell out of

CHECK

 

 

 

UA814

inverter synchronization follow-up

[1]

Alarm

-

OUT OF RANGE

 

BYPASS INPUT

 

 

range

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

MITSUBISHI ELECTRIC 9800A SERIES UPS

Page 66
Image 66
Mitsubishi 9800A Series technical manual Inverter Voltage