SMA STP 60-US-10 Installation - Manual (Page 49)

SMA Solar Technology AG 5 Technical Data
Installation Guide STP60-10-IA-xx-10 49
5.4 Installation Conditions
Table 5.6 Installation conditions
Parameter Specification
Operating temperature range -25°C to 60°C (possible power reduction above 45°C)
(-13°F to 140°F) (possible power reduction above 113°F)
Storage temperature -40°C to 60°C
Relative humidity 95% (non-condensing)
Pollution degree PD2
Environmental category IEC62109-1 Outdoor, wet (see Section 2, page 21)
Environmental class in accordance with IEC 60721-3-4 4K4H/4Z4/4B2/4S3/4M2/4C2
Cooling concept Forced cooling
Air quality - general ISA S71.04-1985
Level G3 (at 75% RH)
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 2,000 m (6,500 ft) above sea level (derating may occur at
an altitude over 1,000 m).*
Installation Avoid constant stream of water.
Avoid direct solar irradiation.
Ensure adequate air flow.
Mount on non-flammable surface.
Mount upright on vertical surface.
Prevent dust and ammonia gases.
* Installations at heights >2,000 are possible on request. Contact SMA Solar Technology AG.