•
•
•
•
•
•
•
•
•
•
Energy efficiency class
(2)
IE2
1
Refer to
chapter Derating
for:
Derating for high ambient temperature.
Derating for high altitude.
2
Determined according to EN 50598-2 at:
Rated load.
90% rated frequency.
Switching frequency factory setting.
Switching pattern factory setting.
9.2.14 Ambient Conditions (H13–H14)
Enclosure protection rating
IP20/Chassis
Vibration test (standard/ruggedized)
0.7 g/1.0 g
Relative humidty
5%-95% (IEC 721-3-3; Class 3K3 (non-condensing) during opera-
tion)
Aggressive environment (IEC 60068-2-43) H
2
S test
Class Kd
Aggressive gases (IEC 60721-3-3)
Class 3C3
Test method according to IEC 60068-2-43
H2S (10 days)
Ambient temperature (at SFAVM switching mode)
- with derating
Maximum 55° C (131° F)
(1)
- with full output power of typical EFF2 motors (up to 90% output
current)
Maximum 50° C (122° F)
(1)
- at full continuous FC output current
Maximum 45° C (113° F)
(1)
Minimum ambient temperature during full-scale operation
0 °C (32 °F)
Minimum ambient temperature at reduced speed performance
-10 °C (14 °F)
Temperature during storage/transport
-25 to +65/70 °C (-13 to +149/158 °F)
Maximum altitude above sea level without derating
1000 m (3281 ft)
Maximum altitude above sea level with derating
(2)
3000 m (9842 ft)
EMC standards, Emission
EN 61800-3
EMC standards, Immunity
EN 61800-3
Energy efficiency class
IE2
(1)
1
Determined according to EN 50598-2 at:
Rated load.
90% rated frequency.
Switching frequency factory setting.
Switching pattern factory setting.
2
For more information on derating, see
chapter Derating
.
AJ363928382091en-000101 / 130R0983 | 137
Danfoss A/S © 2021.04
General Specifications
VLT® Flow Drive FC 111
Design Guide
