YASKAWA SGD7S-***A20****F62 Series Product Manual page 87

Alarm Number:
Possible Cause
Alarm Name
Pn600 (Regenerative
Resistor Capacity) is
not set to 0 and an
External Regenerative
Resistor is not con-
nected to one of the
following SERVO-
PACKs: SGD7S-
R70A, -R90A,-1R6A,
-2R8A, -R70F, -R90F,
-2R1F, or -2R8F.
An External Regener-
ative Resistor is not
connected to one of
the following SERVO-
PACKs: SGD7S-
470A, -550A, -590A,
or -780A.
The jumper between
the regenerative resis-
A.300:
tor terminals (B2 and
Regeneration
B3) was removed
Error
from one of the fol-
lowing
SERVOPACKs:
SGD7S-3R8A, -5R5A,
-7R6A, -120A, -180A,
-200A, or -330A.
The External Regener-
ative Resistor is not
wired correctly, or was
removed or discon-
nected.
A failure occurred in
the SERVOPACK.
Confirmation
Connect an External
Regenerative Resistor, or
Check it see if an External
set Pn600 (Regenerative
Regenerative Resistor is
Resistor Capacity) to 0
connected and check the
(setting unit: ×10 W) if no
setting of Pn600.
Regenerative Resistor is
required.
Check to see if an Exter- Connect an External
nal Regenerative Resistor Regenerative Resistor and
or a Regenerative Resis- set Pn600 to an appropri-
tor Unit is connected and ate value, or connect a
check the setting of Regenerative Resistor
Pn600. Unit and set Pn600 to 0.
Check to see if the jumper
is connected between Correctly connect a
power supply terminals jumper.
B2 and B3.
Check the wiring of the Correct the wiring of the
External Regenerative External Regenerative
Resistor. Resistor.
While the main circuit
power supply is OFF, turn
the control power supply
to the SERVOPACK OFF
– and ON again. If an alarm
still occurs, the SERVO-
PACK may be faulty.
Replace the SERVO-
PACK.
5.3 Troubleshooting Alarms
Continued from previous page.
Refer-
Correction
ence
*1
*1
*1
*1
–
Continued on next page.
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