•
•
•
•
•
•
Torque rise time in VVC
+
(independent of f
sw
)
1
Percentage relates to the nominal torque.
2
The torque response time depends on application and load but as a rule, the torque step from 0 to reference is 4-5 x torque rise time.
8.7 Ambient Conditions
IP20/Chassis, IP20/Chassis, IP21/Type 1, IP54/Type 12, IP55/Type
12, IP66/Type 4X
Maximum relative humidity
5–93 (IEC 721-3-3); Class 3K3 (non-condensing) during operation
Aggressive environment (IEC 60068-2-43) H
2
S test
Maximum 50 °C (122 °F) (24-hour average maximum 45 °C
(113 °F))
(1)
Minimum ambient temperature during full-scale operation
Minimum ambient temperature at reduced speed performance
Temperature during storage/transport
-25 to +65/70 °C (-13 to +149/158 °F)
Maximum altitude above sea level without derating
1
See the Derating chapter in the design guide 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.
8.8 Cable Specifications
8.8.1 Motor Cable Length
Maximum motor cable length, shielded
Maximum motor cable length, unshielded
8.8.2 Power Cable Cross-sections
Table 55: Maximum Cable Cross-section [mm
2
(AWG)]
AQ267037536117en-000101 / 130R0083 | 97Danfoss A/S © 2023.09
Specifications
VLT HVAC Drive FC 102
Operating Guide
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