VLT
®
4000 VT
All about VLT 4000
VT
■
Switching on the input
Switching on the input depends on the line
voltage in question.
The table below states the waiting time between cut-ins.
Line voltage
380 V
415 V
460 V
600 V
Waiting time
48 s
65 s
89 s
120 s
■
Acoustic noise
The acoustic interference from the AFD comes
from two sources:
1. DC intermediate circuit coils
2. Integral fan.
Below are the typical values measured at a distance
of 3 feet from the unit at full load:
VLT 4006 200 V, VLT 4006-4011 400 V
NEMA 1 units:
50 dB(A)
NEMA 12 units:
62 dB(A)
VLT 4008-4027 200 V, VLT 4016-4122 400 V
NEMA 1 units:
61 dB(A)
NEMA 12 units:
66 dB(A)
VLT 4042-4062 200-240 V
NEMA 1 units:
70 dB(A)
NEMA 12 units:
65 dB(A)
VLT 4152-4352 380-460 V
NEMA 1 units:
74 dB(A)
NEMA 12 units:
74 dB(A)
VLT 4452 380-460 V
All enclosure types:
80 dB(A)
VLT 4502-4652380-460 V
All enclosure types:
100 dB(A)
VLT 4006-4011 525-600 V
IP20/NEMA 1 units:
62 dB
VLT 4016-4072 525-600 V
IP20/NEMA 1 units:
66 dB
VLT 4102-4402 525-600 V
IP00/IP20/NEMA 1/NEMA 12
units:
74 dB
All units are measured 1 meter from the unit at full load.
MG.40.A7.22 - VLT is a registered Danfoss trademark
127
