Vacon NXP series, System Hardware Manual

Page: 80 / 83

vacon • 80 Technical information
Local contacts: https://www.danfoss.com/en/contact-us/contacts-list/
6.3.3.2 Drive sizes FI9-FI14
Table 19. Technical specifications for size FI9-FI14 inverter units (INU)
AC input
connection
Input voltage U
in
465-800 V DC (380-500 V AC)
640-1100 V DC (525-690 V AC)
The ripple voltage of the inverter supply voltage gen-
erated during the rectification of the fundamental fre-
quency AC voltage must be less than 50 V peak-to-
peak.
Input current I
in
(√3 × U
mot
× I
mot
× cos φ) / ( U
in
× 0.98)
DC bank capacitance
FI9_5: 4950 μF; FI9_6: 3733 μF
FI10_5: 9900 μF; FI10_6: 7467 μF
FI12_5: 19800 μF; FI12_6: 14933 μF
FI13_5: 29700 μF; FI13_6: 22400 μF
FI14_5: 2 x 29700 μF; FI14_6: 2 x 22400 μF
Starting delay 5 s
Motor
connection
Output voltage U
out
3~ 0 - U
in
/ 1.4
Continuous output
current
I
H
: Ambient temperature max. +40°C,
overloadability 1.5 x I
H
(1 min./10 min.)
I
L
: Ambient temperature max. +40°C,
overloadability 1.1 x I
L
(1 min./10 min.)
Starting torque
I
S
for two seconds, depends on the motor
Peak current
I
S
for 2 s every 20 s
Output frequency 0-320 Hz; 7200 Hz (special use)
Frequency resolution Depends on application
Control
characteristics
Control method
Frequency control U/f
Open loop sensorless vector control
Closed loop frequency control
Closed loop vector control
Switching frequency
NXI_5: 1-10 kHz; Factory default 3.6 kHz
NXI_6: 1-6 kHz; Factory default 1.5 kHz
Frequency reference:
- Analogue input
- Panel reference
Resolution 0.1% (10-bit), accuracy ±1%
Resolution 0.01 Hz
Field weakening point 30-320 Hz
Acceleration time 0-3000 s
Deceleration time 0-3000 s
Braking torque
DC brake: 30% x T
N
(without brake)