MITSUBISHI

 

9800A SERIES UPS

 

Page Number:

 

ELECTRIC

OWNERS / TECHNICAL MANUAL

 

6-5

 

 

 

 

 

 

 

 

 

 

 

UA817

EMERGENCY STOP

 

Emergency stop applied

-

-

Alarm

 

-

ACTIVATED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UA819

REMOTE START

 

There is an error with the remote

CALL SERVICE

[1]

Alarm

 

-

BUTTON ABNORMAL

start switch.

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UA820

REMOTE STOP BUTTON

There is an error with the remote

CALL SERVICE

[1]

Alarm

 

-

ABNORMAL

 

stop switch.

ENGINEER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UA824

CB2 OPEN

 

Battery disconnect circuit breaker

TURN ON CB2

[1]

Alarm

 

-

 

CB2 turned OFF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UA831

EMERGENCY BYPASS

Emergency bypass switch turned

-

[1]

Alarm

 

-

SWITCH ON

 

to <Emergency>

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BATTERY DEPLETED

DC voltage dropped below

 

 

 

 

 

UA834

discharge end during inverter

-

-

Alarm

 

-

INV. STOPPED

 

 

 

 

operation

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UA841

CONVERTER OPE.

 

Converter operation interlock

-

-

Alarm

 

-

PROHIBITION

 

applied

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

UA842

OUTPUT CIRCUIT

 

Load bus voltage sensor

-

-

Alarm

 

-

ABNORMAL

 

abnormality

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

#1: It has the possibility that output short-circuits. #2:Check the CB3 and Bypass Thyristors.

MITSUBISHI ELECTRIC 9800A SERIES UPS

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Mitsubishi 9800A Series technical manual Activated