Danfoss VLT FC 103 - Ambient Conditions; Cable Specifications

Starting torque (constant torque)
Maximum 110% for 60 s once in 10 minutes.
(1)
Overload torque (constant torque)
Maximum 110% for 60 s once in 10 minutes.
(1)
Torque rise time in FLUX (for 5 kHz fsw) 1 ms
Torque rise time in VVC+ (independent of fsw) 10 ms
1
Percentage relates to the drive's nominal current.
9.4 Ambient Conditions
Enclosure IP20/Chassis, IP21/Type 1, IP54/Type 12
Vibration test (standard/ruggedized) 0.7 g/1.0 g
Relative humidty 5%-95% (IEC 721-3-3; Class 3K3 (non-condensing) during
operation)
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 60 AVM 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 (3280 ft)
Maximum altitude above sea level with derating 3000 m (9842 ft)
EMC standards, Emission IEC/EN 61800-3
EMC standards, Immunity IEC/EN 61800-3
Energy efficiency class
IE2
(2)
1
For more information, see the Derating section in the design guide.
2
Determined according to IEC 61800-9-2 (EN 50598-2) at:
• Rated load.
• 90% rated frequency.
• Switching frequency factory setting.
• Switching pattern factory setting.
9.5 Cable Specifications
Maximum motor cable length, shielded 150 m (492 ft)
Maximum motor cable length, unshielded 300 m (984 ft)
Maximum cross-section to control terminals, rigid wire
1.5 mm
2
/16 AWG
Maximum cross-section to control terminals, flexible cable
1 mm
2
/18 AWG
Specifications
Operating Guide | VLT® Refrigeration Drive FC 103
AQ275652766279en-000101 / 130R0707| 133
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