Vacon NXI, User Manual

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technical data vacon • 19
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4.3 Technical information
Supply
connection Input voltage U
in
465...800Vdc ( 380-500 Vac)
640...1100Vdc ( 525-690 Vac)
The waviness of the inverter supply voltage, which
is formed in rectification of the electric network's
alternating voltage in basic frequency, must be less
than 50V peak-to-peak.
Input current I
in
(sqrt3 × U
mot
× I
mot
× cos ϕ ) / ( U
in
× 0,98)
DC bank capacitance FI9_5 : 4950 µ F; FI9_6 : 3733 µ F
FI10_5: 9900
µ
F; FI10_6: 7467
µ
F
FI12_5: 19800 µ F; FI12_6: 14933 µ F
FI13_5: 29700 µ F; FI13_6: 22400 µ F
Starting delay 5 s (FI9 and greater)
Motor
connection Output voltage 3 ~ 0 – U
in
/ 1,4
Continuous output
current I
H
: A mbient temperature max. +40°C,
overload 1.5 × I
H
(1 min./10 min.)
I
L
: Ambient temperature max. +40°C,
overload 1.1 × I
L
(1 min./10 min.)
Starting torque I
S
for two seconds, torque motor dependent
Peak current I
S
for 2 s every 20 s
Output frequency 0…320 Hz ; 7200 Hz (Special)
Frequency resolution Application dependent
Control
characteristics Control method Frequency control U/f
Open Loop Sensorless Vector Control
Closed Loop Frequency Control
Closed Loop Vector Control
Switching frequency
(see parameter 2.6.9) NXI_5:
NXI_6: 1…10 kHz; Factory default 3.6 kHz
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 sec
Deceleration time 0…3000 sec
Braking torque DC brake: 30% * T
N
(without brake)
Ambient
conditions Ambient operating
temperature – 10°C (no frost)…+40°C
Storage temperature – 40°C…+70°C
Relative humidity 0 to 95% RH, non-condensing, non-corrosive,
no dripping water
Air quality:
-
chemical vapours
-
mechanical
particles
IEC 721-3-3, unit in operation, class 3C2
IEC 721-3-3, unit in operation, class 3S2
Altitude 100% load capacity (no derating) up to 1,000 m
1-% derating for each 100m above 1000.; max.
2000m
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