Danfoss VACON NXS Air-cooled, Руководство по эксплуатации

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Enclosure
size Drive
type
Input
current
I
in
(1)
Low load-
ability: I
L
[A]
(2)
Low load-
ability:
10%
overload I
[A]
High
loadabili-
ty: I
H
[A]
(2)
High
loadabili-
ty: 50%
overload I
[A] Loadabili-
ty: Max I
S
2
s
Motor
shaft
power
(3)
:
10% over-
load
104°F [hp]
Motor
shaft
power
(3)
:
50% over-
load
122°F [hp]
FR11
(3)
0460 460.0 460.0 506.0 385.0 578.0 770.0 500 450
0502 502.0 502.0 552.0 460.0 690.0 920.0 550 500
0590 590.0 590.0 649.0 502.0 753.0 1004.0 600 550
1
The currents in given ambient temperatures are achieved only when the switching frequency is the same or smaller than the factory default.
2 See 12.7.1 Overload Capability
3
575 V
12.8 VACON® NXP Technical Data
Table 56: Technical Data
Technical item or function Technical data
Connection of
mains Input voltage U
in
208–240 V, 380–500 V, 525–690 V, UL rating up to 600 V, -10%…+10%
Input frequency 45–66 Hz
Connection to mains Once per minute or less
Starting delay 2 s (FR4 to FR8), 5 s (FR9)
Network imbalance Maximum ±3% of the nominal voltage
Mains Mains types: TN, TT, and IT short-circuit current: the maximum short-
circuit current must be < 100 kA.
Motor connection Output voltage 0-Uin
Constant output current I
L
: Ambient temperature m40 °C (104 °F) overload 1.1 x I
L
(1 min/10 min)
I
H
: Ambient temperature m50 °C (122 °F) overload 1.5 x I
H
(1 min/10 min)
For 50–55 °C (122–131 °F) ambient temperatures use derating factor
2.5% / 1 °C (°F).
Starting current IS for 2 s each 20 s. After 2 s the current controller reduces the current
to 150% I
H
.
Output frequency 0–320 Hz (standard VACON
®
NXP and NXS); 7200 Hz (special NXP with
special software)
Frequency resolution 0.01 Hz (VACON
®
NXS); Application-dependent (VACON
®
NXP)
Control qualities Control method Frequency control U/f, Open Loop Sensorless Vector Control, Closed
Loop Vector Control (VACON
®
NXP only)
AQ275638903263en-000601 / DPD00910 | 163 Danfoss A/S © 2022.12
Specifications
VACON® NXS/NXP Air-cooled
Operating Guide