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According to Table 3.8, connect and set the regenerative braking and the selection of the
overvoltage stall operation.
Method of regenerative
Connection
Pb
CPS.S
Remark
braking (Applicable model)
Setting
setting
Regenerative braking, using a
+
GPS.S=O
or 1
Note)
built-in regenerative discharge
6
A
Discharge
(Without an
resistor
resistor
overvoltage
(VFA3-2004-2037P)
(built-in)
stall operation
~
Short term i-
Pb=2
in either settings)
PB
nals PR-PB
Regenerative braking. connecting
+
GPS.S=O
or 1
Use an overload
an optional regenerative discharge
PA
Regenerati-
relay to protect
resistor across terminals PA-PB.
,-
I
ve
dis~har-
(Without an
overloading the
I
I
Dvervoltage stall
(external installation)
I
I ge resistor
regenerative discharge
(VFA3-2004-2075P)
liriRY
I
(an optional
operation in
resistor
L_
-~
external
Pb=1
either settings)
VFA3-4007-4075P
PB
installation)
!
Regenerative braking. connecting
i
"'PS 5=1
Use an overload relay
+
I
U
•
an optional regenerative
9
PA
Regenerati-
I
i
to protect overloading
discharge unit across terminals
r-
O
-
1
ve dischar-
,
the regenerative
I
PA-PC.
: l
I
ge unit
i
discharge resistor
(external installation)
ITHRY
I
(an optional
Pb=O
(VFA3-211Q-2550P)
I
I
external
VFA3-411Q-4750P
I
I installation)
I
I
i
L..!:
_J
pc
i
-
Table 3.8 Connection and setting of Regenerative braking
I
I
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