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13. OPTIONS AND AUXILIARY EQUIPMENT
13.1.10 Power regeneration common converter
POINT
For details of the power regeneration common converter FR-CV, refer to
the FR-CV Installation Guide (IB(NA)0600075).
Do not supply power to the main circuit power supply terminals (L
1
, L
2
, L
3
)
of the servo amplifier. Doing so will fail the servo amplifier and FR-CV.
Connect the DC power supply between the FR-CV and servo amplifier
with correct polarity. Connection with incorrect polarity will fail the FR-
CV and servo amplifier.
Two or more FR-CV's cannot be installed to improve regeneration
capability. Two or more FR-CV's cannot be connected to the same DC
power supply line.
When using the power regeneration common converter, set parameter No. 0 to "01
".
(1) Selection
The power regeneration common converter FR-CV can be used with 750 to 22kW servo amplifiers.
There are the following restrictions on use of the FR-CV.
(a) Up to six servo amplifiers can be connected to one FR-CV.
(b) FR-CV capacity [W] Total of rated capacities [W] of servo amplifiers connected to FR-CV 2
(c) The total of used servo motor rated currents should be equal to or less than the applicable current
[A] of the FR-CV.
(d) Among the servo amplifiers connected to the FR-CV, the servo amplifier of the maximum capacity
should be equal to or less than the maximum connectable capacity [W].
The following table lists the restrictions.
FR-CV-
Item
7.5K
11K
15K
22K
30K
37K
55K
Maximum number of connected servo amplifiers
6
Total of connectable servo amplifier capacities [kW]
3.75
5.5
7.5
11
15
18.5
27.5
Total of connectable servo motor rated currents [A]
33
46
61
90
115
145
215
Maximum servo amplifier capacity [kW]
3.5
5
7
11
15
15
22
When using the FR-CV, always install the dedicated stand-alone reactor (FR-CVL).
Power regeneration common converter
Dedicated stand-alone reactor
FR-CV-7.5K(-AT)
FR-CVL-7.5K
FR-CV-11 K(-AT)
FR-CVL-11K
FR-CV-15K(-AT)
FR-CVL-15K
FR-CV-22K(-AT)
FR-CVL-22K
FR-CV-30K(-AT)
FR-CVL-30K
FR-CV-37K
FR-CVL-37K
FR-CV-55K
FR-CVL-55K
Summary of Contents for MR-J2S-*A
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