8.4 Ambient Conditions
Environment
IP rating IP00/Chassis, IP20
1)
/Chassis, IP21
2)
/Type 1, IP54/Type 12, IP55/Type 12, IP66/Type 4X
Vibration test 1.0 g
Max. relative humidity 5%–93% (IEC 721-3-3; Class 3K3 (non-condensing) during operation
Aggressive environment (IEC 60068-2-43) H
2
S test
class Kd
Ambient temperature
3)
Max. 50 °C (24-hour average maximum 45 °C)
Minimum ambient temperature during full-scale operation 0 °C
Minimum ambient temperature at reduced performance - 10 °C
Temperature during storage/transport -25 to +65/70 °C
Maximum altitude above sea level without derating 1000 m
Derating for high altitude, see special conditions in the Design Guide.
EMC standards, Emission EN 61800-3, EN 61000-6-3/4, EN 55011
EMC standards, Immunity
EN 61800-3, EN 61000-6-1/2,
EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6
See section on special conditions in the Design Guide.
1)
Only for
≤
3.7 kW (200–240 V),
≤
7.5 kW (400–480 V)
2)
As enclosure kit for
≤
3.7 kW (200–240 V),
≤
7.5 kW (400–480 V)
3)
Derating for high ambient temperature, see special conditions in the Design Guide
8.5 Cable Specifications
Cable lengths and cross-sections for control cables
1)
Max. motor cable length, shielded 150 m
Max. motor cable length, non-shielded 300 m
Maximum cross-section to control terminals, flexible/ rigid wire without cable end sleeves 1.5 mm
2
/16 AWG
Maximum cross-section to control terminals, flexible wire with cable end sleeves 1 mm
2
/18 AWG
Maximum cross-section to control terminals, flexible wire with cable end sleeves with collar 0.5 mm
2
/20 AWG
Minimum cross-section to control terminals 0.25 mm
2
/24AWG
1)
For power cables, see electrical data tables in 8.1 Electrical Data.
Specifications
VLT
®
HVAC Drive Instruction Manual
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