Delta C2000 Series User Manual page 175

Chapter 9 Specifications
9-5 Derating of ambient temperature and altitude
C Type Derating for Altitude
Rating (%) at Stardard Ambient Temperature*
100
90
80
70
60
50
40
0 500 1000
* Stardard Ambient Temperature= 50 degC for UL Open Type / IP20
Stardard Ambient Temperature= 40 degC for UL Type I /IP 20 & UL Open Type / IP20 Side by Side
Protection Level
UL Type I / IP20
UL Open Type / IP20
High Altitude
C2000 Series
1500 2000
Altitude (m)
When the AC motor drive is operating at the rated current and the ambient temperature
has to be between 10
increase by 1 , decrease 2% of the rated current. The maximum allowable
temperature is 60 .
When the AC motor drive is operating at the rated current and the ambient temperature
has to be between -10
increase by 1 , decrease 2% of the rated current. The maximum allowable
temperature is 60 .
If AC motor drive is installed at altitude 0~1000m, follow normal operation restriction. If
it is install at altitude 1000~2000m, decrease 2% of rated current or lower 0.5
temperature for every 100m increase in altitude. Maximum altitude for Corner
Grounded is 2000m. Contact Delta for more information, if you need to use this motor
drive at an altitude of 2000m or higher.
Ta at Rating= 100%
50 40
45 35
40 30
2500 3000
Operating Environment
~ +40 . When the temperature is over 40 , for every
~ +50 . When the temperature is over 50 , for every
9-6
of