11 Technical Data
SMA Solar Technology AG
48
STPS60-IA-xx-13
Installation Manual
11.3 Installation Conditions
Parameters
Specification
Operating temperature range
-25°C to 60°C*
Storage temperature
-30°C to 60°C
Max. temperature for installation and maintenance
45°C
Max. permissible value for relative humidity
(non-condensing)
95 %
Pollution Degree
PD2
Environmental category IEC62109-1
Outdoor, wet (see Section 5.2, page 23)
Environmental class in accordance with IEC 60721-3-4
4K4H/4Z4/4B2/4S3/4M2/4C2
Cooling concept
Forced air cooling
Air quality - general
ISA S71.04-1985
Class G3 (at 75% rF)
Air quality - coastal, heavy industrial and agricultural zones Must be measured and classified in accordance with ISA
S71.04-1985: G3 (at 75% RH)
Vibration
< 1 G
Enclosure protection class
IP65
UL 50E enclosure type
NEMA 3R
Maximum operating altitude above mean sea level
2000 m above sea level (power reductions may occur
starting at an altitude of 1000 m).**
Installation
Avoid constant contact with water.
Avoid direct solar irradiation.
Ensure adequate air flow.
Mount on non-flammable surface.
Mount upright on vertical surface.
Prevent dust and ammonia gases.
* Potential power reduction above 45°C (for further information see technical information "Efficiencies and Derating")
** Installation at altitudes > 2000 m are possible on request; contact SMA Solar Technology AG for this.
