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Protection classes
￭
Brake chopper cubicle
Degrees of protection
(IEC/EN 60529)
Enclosure types (UL50)
Overvoltage category
(IEC/EN 60664-1)
Protective class
(IEC/EN 61800-5-1)
Ambient conditions
Environmental limits for the drive are given below. The drive is to be used in a heated,
indoor, controlled environment.
Installation site altitude
Air temperature
Relative humidity
Contamination
IP42 (standard), IP54 (option +B055)
UL Type 1 (standard), UL Type 12 (option +B055). For indoor use only.
III, except for auxiliary power connections (fan, control, heating, lighting, cooling
unit pump etc) which are category II.
I
Operation
installed for stationary
use
0...2000 m (0...6562 ft)
above sea level. For alti-
tudes over 2000 m, contact
ABB.
Output derated above 1000
m (3281 ft).
0 ... +45 °C
(+32 ... +113 °F), no con-
densation allowed. Output
derated in the range
+45 ... +55 °C
(+113 ... +131 °F).
Max. 95%
No condensation allowed. Maximum allowed relative humidity is 60% in the presence
IEC/EN 60721-3-3:2002:
Classification of environ-
mental conditions - Part 3-
3: Classification of groups
of environmental paramet-
ers and their severities -
Stationary use of weather
protected locations
Chemical gases: Class
3C2
Solid particles: Class 3S2.
No conductive dust al-
lowed.
Storage
in the protective package
-
-40 to +70 °C (-
40 to +158 °F)
Max. 95%
of corrosive gases.
IEC 60721-3-1:1997
Chemical gases: Class
1C2
Solid particles: Class 1S3
(packing must support this,
otherwise 1S2)
Technical data 63
Transportation
in the protective package
-
-40 to +70 °C (-
40 to +158 °F)
Max. 95%
IEC 60721-3-2:1997
Chemical gases: Class
2C2
Solid particles: Class 2S2
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