E6581090

 

 

 

(Continued)

 

 

 

 

 

 

 

 

 

Error

 

Problem

 

Possible causes

 

Remedies

 

 

 

 

code

 

 

 

 

 

 

 

 

 

 

 

UVQR

Momentary power

The slowdown stop prohibition

To restart operation, reset the

 

 

 

 

 

failure slowdown

 

function set with H

 

inverter or input an operation

 

 

 

 

 

stop prohibition

 

(momentary power failure ride-

 

signal again.

 

 

 

 

 

function activated

 

through operation) is activated.

 

 

 

 

 

 

KPKV

Parameters in the

Parameters are being initialized

Normal if the message

 

 

 

 

 

process of

 

to default values.

 

disappears after a while

 

 

 

 

 

initialization

 

 

 

 

(several seconds to several

 

 

 

 

 

 

 

 

 

 

 

tens of seconds).

 

 

 

 

 

Setup parameters in

Setup parameters are in the

Normal if the message

 

 

 

 

 

the process of being

 

process of being set.

 

disappears after a while

 

 

 

 

 

set

 

 

 

 

(several seconds to several

 

 

 

 

 

 

 

 

 

 

 

tens of seconds). (European

 

 

 

 

 

 

 

 

 

 

 

model only)

 

 

 

 

G

Operation panel key

The RUN or STOP key is held

Check the operation panel.

 

 

 

 

 

fault

 

down for more than 5 seconds.

 

 

 

 

 

 

 

 

 

The RUN or STOP key is faulty.

 

 

 

 

 

 

GUQ

Source logic

The input terminal is switched

Check whether cables are

 

 

 

 

 

switching

 

to source logic mode.

 

connected correctly, and then

 

 

 

 

 

confirmation alarm

 

 

 

 

specify a proper logic.

 

 

 

 

 

 

 

 

 

 

Check whether cables are

 

 

 

 

 

 

 

 

 

 

 

connected correctly, and then

 

 

 

 

 

 

 

 

 

 

 

reset the inverter or turn it off

 

 

 

 

 

 

 

 

 

 

 

temporarily and turn it back on.

 

 

 

 

 

 

 

 

 

 

 

Logics will be switched.

 

 

 

 

GUK

Source logic

The input terminal is switched

Check whether cables are

 

 

 

 

 

switching

 

to source logic mode.

 

connected correctly, and then

 

 

 

 

 

confirmation alarm

 

 

 

 

specify a proper logic.

 

 

 

 

 

 

 

 

 

 

Check whether cables are

 

 

 

 

 

 

 

 

 

 

 

connected correctly, and then

 

 

 

 

 

 

 

 

 

 

 

reset the inverter or turn it off

 

 

 

 

 

 

 

 

 

 

 

temporarily and turn it back on.

 

 

 

 

 

 

 

 

 

 

 

Logics will be switched.

 

 

 

 

(Note) When the ON/OFF function is selected for DC braking (DB), using the input terminal

 

 

 

13

 

selection parameter, you can judge the inverter to be normal if " FD" disappears when

 

 

opening the circuit between the terminal and CC.

 

 

 

 

 

 

 

 

 

 

 

[Alarms displayed during operation]

 

 

 

 

 

 

E

 

Overcurrent alarm

 

Same as QE (overcurrent)

 

 

 

 

R

 

Overvoltage alarm

 

Same as QR (overvoltage)

 

 

 

 

N

 

Overload alarm

 

 

Same as QN/QN (overload)

 

 

 

 

J

 

Overheat alarm

 

 

Same as QJ (overheat)

 

 

 

 

 

If two or more problems arise simultaneously, one of the following alarms appears and blinks. ER, RN, ERN

The blinking alarms E, R, N, J are displayed in this order from left to right.

M-5

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Image 133
Toshiba VF-nC1 instruction manual Uvqr, Uq, Uk