12.8 VACON NXP Technical Data
Table 51: 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 Max. ±3% of the nominal voltage
Mains Mains types: TN, TT, and IT short-circuit current: the maximum short-cir-
cuit current must be < 100 kA.
Motor connection Output voltage 0-Uin
Constant output current I
L
: Ambient temperature max. +40 °C (104 °F) overload 1.1 x I
L
(1 min/
10 min)
I
H
: Ambient temperature max. +50 °C (122 °F) overload 1.5 x I
H
(1 min/
10 min)
For 50–55 °C ambient temperatures use derating factor I
H
*2.5% / °C
Starting current IS for 2 s each 20 s. After 2 s the current controller makes it go down to
150% I
H
.
Output frequency 0–320 Hz (standard NXP and NXS); 7200 Hz (special NXP with special
software)
Frequency resolution 0.01 Hz (NXS); Application-dependent (NXP)
Specifications
Operating guide | VACON® NXS/NXP Air-cooled
DPD00910G
154 | Danfoss A/S © 2018.06
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