Danfoss VLT AQUA Drive Design Manual page 59

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®
VLT
AQUA Drive Design Guide
1.
Rise time increases/decreases proportionally with cable length.
2.
U
= DC link voltage x 1.9
PEAK
(DC link voltage = Mains voltage x 1.35).
/
U PEAK
0.8 ×
3.
dU
dt
=
Risetime
Data are measured according to IEC 60034-17.
Cable lengths are in metres.
FC 202, P7K5T2
Cable
length [m]
5
50
100
150
FC 202, P11KT2
Cable
length [m]
36
136
150
FC 202, P15KT2
Cable
length [m]
30
100
150
FC 202, P18KT2
Cable
length [m]
36
136
150
FC 202, P22KT2
Cable
length [m]
36
136
150
FC 202, P30KT2
Cable
length [m]
15
50
150
Mains
Rise time
voltage [V]
[μsec]
230
0.13
230
0.23
230
0.54
230
0.66
Mains
voltage [V]
Rise time [μsec]
240
0.264
240
0.536
240
0.568
Mains
Rise time
voltage [V]
[μsec]
240
0.556
240
0.592
240
0.708
Mains
Rise time
voltage [V]
[μsec]
240
0.244
240
0.568
240
0.720
Mains
Rise time
voltage [V]
[μsec]
240
0.244
240
0.568
240
0.720
Mains
Rise time
voltage [V]
[μsec]
240
0.194
240
0.252
240
0.488
®
MG.20.N4.02 - VLT
is a registered Danfoss trademark
Vpeak
dU/dt
[kV]
[kV/μsec]
0.510
3.090
2.034
0.580
0.865
0.560
0.674
Vpeak
[kV]
dU/dt [kV/μsec]
0.624
1.890
0.596
0.889
0.568
0.800
Vpeak
dU/dt
[kV]
[kV/μsec]
0.650
0.935
0.594
0.802
0.587
0.663
Vpeak
dU/dt
[kV]
[kV/μsec]
0.608
1.993
0.580
0.816
0.574
0.637
Vpeak
dU/dt
[kV]
[kV/μsec]
0.608
1.993
0.580
0.816
0.574
0.637
Vpeak
dU/dt
[kV]
[kV/μsec]
0.626
2.581
0.574
1.822
0.538
0.882
3. VLT AQUA Selection
3
59

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