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10 Troubleshooting
10 - 14
Multi-function Compact Inverter 3G3MX2-V1 User’s Manual (I585-E1)
10-2 Troubleshooting
If you feel that the inverter operation is strange or that the inverter does not operate as intended, use
the following information as a reference, even if the inverter displays no alarm indication.
If the inverter trips with an alarm indication, refer to
10-1 Alarm Display and Remedies
on page 10-2.
Symptom
Possible cause
Remedy
Reference
page
The power supply is
not turned on. (The
POWER LED on
the inverter is not
lit.)
The short-circuit bar between
the terminal
+
1 and P/
+
2 is
removed, or no DC reactor is
connected.
Install the short-circuit bar, or connect a DC
reactor.
P. 2-10
P. 2-25
Input wiring is disconnected.
Check the input wiring.
The RUN command
is input, but the
motor does not
rotate.
The 1st RUN Command Selec-
tion (A002) setting is incorrect.
Set the 1st RUN Command Selection (A002)
correctly.
P. 5-22
The 1st Frequency Reference
Selection (A001) setting is
incorrect.
Set the 1st Frequency Reference Selection
(A001) correctly, then set the frequency
according to the selected frequency reference
input method.
P. 5-24
The frequency is set to 0 Hz.
When the 1st Frequency Reference Selection
(A001) is set to 01 (Control circuit terminal
block), input the analog voltage or current sig-
nal corresponding to the frequency to the ter-
minal FV or FI. For details on switching
between the analog voltage and current sig-
nals, refer to
5-5-1 Frequency Reference
Selection
on page 5-24.
When the 1st Frequency Reference Selection
(A001) is set to 02 (Digital Operator), input the
frequency in the Output Frequency Set-
ting/Monitor (F001).
Set the frequency according to the 1st Fre-
quency Reference Selection (A001) setting.
(The input frequency will be displayed in the
Output Frequency Setting/Monitor (F001).)
For the multi-step speed operation, set the
frequency to the Multi-step Speed Reference
0 to 15 (A020 to A035, A220).
P. 5-49
No multi-function input termi-
nal is allocated for the RUN
command.
To input the RUN command via a multi-func-
tion input terminal, set the Multi-function Input
S1 to S7 Selection (C001 to C007) to 00 (FW)
or 01 (RV).
To input the RUN command via the 3-wire
input function, set them to 20 (STA), 21
(STP), and 22 (F/R).
P. 5-48
P. 5-54
The Multi-function Input S1 to
S7 Selection (C001 to C007)
are set to 02 (CF1) to 05 (CF4)
and those terminals are ON to
enable the Multi-step speed
setting.
Disable the Multi-step speed setting. When
this setting is enabled, multi-step speed oper-
ation is performed, so the motor does not
rotate if the frequency values in the Multi-step
Speed Reference 1 to 15 (A021 to A035) are
0 (default).
P. 5-49
Both the forward and reverse
input terminals are ON.
To input the RUN command via the for-
ward/reverse input terminal, turn ON either of
them.
P. 5-48
Summary of Contents for SYSDRIVE MX2 SERIES
Page 1: ...Multi function Compact Inverter MX2 Series Type V1 User s Manual I585 E1 01 3G3MX2 A V1 ...
Page 32: ...CONTENTS 29 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 108: ...2 Design 2 48 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 176: ...4 Parameter List 4 42 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 538: ...10 Troubleshooting 10 22 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 598: ...12 Options 12 50 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 614: ...Appendices A 16 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 ...
Page 615: ...I 1 Multi function Compact Inverter 3G3MX2 V1 User s Manual I585 E1 I Index ...