Danfoss VLT Active Front End AFE 302 - Parameters: 7-** Controllers

6.6 Parameters: 7-** Controllers
6.6.1 7-6* DC-Link PI Ctrl.
7-60 DC-Link Total Capacity
Range: Function:
70560.0
u(=) F*
[0.0 -
1000000.0
uF]
Set the capacitance equal to 90% of the
capacitance of all the AFE and inverter
drives connected in the common DC bus.
Power size dependent.
FC 302
T7
Nameplate
DC
capacitance
(mF)
90% DC
capacitance
(mF)
P400-
P560
11.20 10.08
P630-
P800
22.40 20.16
P900-
P1M0
33.60 30.24
P1M4-
P1M6
44.80 40.32
Table 6.3 Capacitance
7-61 DC-Link Reference
Range: Function:
980 V* [1.414*Nominal
Voltage-1125 V]
Set the voltage reference for
the DC-Link voltage controller.
Line voltage dependent.
7-62 DC-Link PI Proportional Gain
Range: Function:
67.214* [0.000 = Off -
1000.000 N/A]
Set the wanted proportional gain
of the DC-link voltage controller.
Too large value may lead to
oscillations.
Power size dependent.
7-63 DC-Link PI Integral Time
Range: Function:
5.0 ms* [1.0 - 1.000.0 ms]
How to Programme Operating Instructions
MG33X402 Danfoss A/S © Rev. 05/2014 All rights reserved. 53
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