Delta RT Series User Manual page 27

Operating Altitude
Environment
Operating Temperature
Storage Temperature
Relative Humidity
NOTE:
1. Please refer to the rating label for the safety rating.
2. All specifications are subject to change without prior notice.
Model RT-10K-LIB
0 ~ 3000 m (0 ~ 10000 ft);
0 ~ 1000 m (0 ~ 3300 ft)
-15 ~ 50°C (-59 ~122°F)
5 ~ 95% (non-condensing)
27
RT-20K-LIB
(without derating)
0 ~ 45°C (32 ~ 113°F)