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