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

How to Programme

6.6 Parameters: 7-** Controllers

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