Ambient Conditions; Environment; Cable Lengths And Cross-Sections - Danfoss VLT Decentral Drive FCD 302 Operating Manual

VLT® Decentral Drive FCD 302
Operating Guide

7.4 Ambient Conditions

7.4.1 Environment

Enclosure rating
Vibration test for units without circuit breaker
Mount unit with integrated circuit breaker on a level, vibration-
proof, and torsionally rigid support structure.
Maximum relative humidity
Ambient temperature
(1)
Minimum ambient temperature during full-scale operation
Minimum ambient temperature at reduced speed performance
Temperature during storage/transport
Maximum altitude above sea level
Energy efficiency class
(2)
See Special Conditions in the design guide for:
1
• Derating for high ambient temperature.
• Derating for high altitude.
Determined according to EN 50598-2 at:
2
• Rated load.
• 90% rated frequency.
• Switching frequency factory setting.
• Switching pattern factory setting.

7.5 Cable Lengths and Cross-sections

Maximum motor cable length, shielded
Maximum motor cable length, unshielded, without fulfilling emis-
sion specification
Maximum cross-section to control terminals, flexible/rigid wire
without cable end sleeves
Maximum cross-section to control terminals, flexible wire with ca-
ble end sleeves
Maximum cross-section to control terminals, flexible wire with ca-
ble end sleeves with collar
Minimum cross-section to control terminals
Maximum cross-section to mains and motor, stranded/rigid wire
Maximum cross-section to mains and motor, flexible wire
Maximum cross-section to mains and motor, flexible with/without
plastic sleeve
Maximum cross-section to mains and motor, flexible with TWIN
ferrule
Minimum cross-section to mains and motor, flexible/rigid/stran-
ded
Nominal/rated current
See electrical data tables in 7.1 Electrical Data
It is mandatory to ground the mains connection properly using T95 (PE) of the drive. The ground connection cable cross-section
2
must be at least 10 mm (8 AWG) or 2 rated mains wires terminated separately according to EN 50178. Use unshielded cable.
See also 4.3 Grounding.
Danfoss A/S © | 2020.07
5–95% (IEC 721-3-3); Class 3K3 (non-condensing) during opera-
Maximum 40 °C (75 °F) (24-hour average maximum 35 °C (95 °F))
for more information.
-25 to +65/70 °C (-13 to +149/158 °F)
25 A (up to 50 A with optional looping terminals)
AQ267036816112EN-000101 / 130R0208 | 61
Specifications
IP66/Type 4X
1.7 g RMS
tion
0 °C (32 °F)
-10 °C (14 °F)
1000 m (3280 ft)
IE2
10 m (32.8 ft)
10 m (32.8 ft)
2
1.5 mm /16 AWG
2
1.5 mm /16 AWG
2
1.5 mm /16 AWG
2
0.25 mm /24 AWG
2
6 mm /10 AWG
2
4 mm /12 AWG
2
4 mm /12 AWG
2
1 mm /17 AWG
2
0.5 mm /20 AWG