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Operating Guide | VACON® NXS/NXP Air-cooled
Technical item or function
Ambient conditions
Ambient operating temperature
Storage temperature
Relative humidity
Altitude
Danfoss A/S © 2020.02
Technical data
FR4-FR9 I
current:
L
-10 °C (-14 °F) (no frost)...+40 °C (104 °F)
I
current: -10 °C (-14 °F) (no frost)...+50 °C (122 °F)
H
FR10-FR11 Standalone (IP21/UL Type 1)
I
/I
: –10 °C (-14 °F) (no frost)...+40 °C (104 °F) (except 525–690 V, 0461
H
L
and 0590: –10 °C (-14 °F) (no frost)... +35 °C (95 °F))
FR10 Standalone (IP54/UL Type 12)
I
/I
: –10 °C (-14 °F) (no frost)...+40 °C (104 °F) (except 380–500 V,
H
L
0520, and 525–690 V, 0416: –10 °C (-14 °F) (no frost)...+35 °C (95 °F))
For higher ambient temperatures see Motor connection – Continuous
output current in this table.
-40 °C (-104 °F)...+70 °C (158 °F)
0–95% RH, non-condensing, non-corrosive, no dripping water
100% load capacity (no derating) up to 1000 m (3281 ft) 1% derating
for each 100 m (328 ft) above 1000 m (3281 ft)
Maximum altitudes:
•
FR4–FR8:
-
208–240 V: 3000 m (9843 ft) (TN, TT, IT systems, and corner-
grounded networks*)
-
380–500 V: 3000 m (9843 ft) (TN, TT, and IT systems)
-
525–690 V: 2000 m (6562 ft) (TN, TT, and IT systems)
•
FR9–FR11:
-
208–240 V: 3000 m (9843 ft) (TN, TT, IT systems, and corner-
grounded networks*)
-
380–500 V: 3000 m (9843 ft) (TN, TT, and IT systems)
-
380–500 V: 2000 m (6562 ft) (corner-grounded network **)
-
525–690 V: 2000 m (6562 ft) (TN, TT, and IT systems)
* Corner-grounded network is permitted for FR4–FR9 (Main voltage
208–240 V) up to 3000 m (see
Network)
** Corner-grounded network is permitted for FR9–FR11 (Main voltage
380–500 V) up to 2000 m (see
Network)
Specifications
6.2.1 Installation in a Corner-grounded
6.2.1 Installation in a Corner-grounded
AQ275638903263en-000301 / DPD00910| 191
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