SMA SC 250U - Manual (Page 67)

SMA America, LLC 8 Technical data
Installation Guide DISU_SCUS-IA-IUS111711 67
General data
Front plate of the enclosure
Ambient conditions
8.2 Disconnect Unit for Sunny Central 500HE-US/CA
DC connection data
* Input current with the derating factors of NEC articles 690.8(A)(1) and 690.8(B)(1) applied.
AC connection data
W x H x D including mounting lug for Sunny
Central 250U / Sunny Central 500U 4 ft. 11 in. x 6 ft. 7
3
⁄
4
in. x 3 ft. 1
1
⁄
4
in.
(1,500 mm x 2,025 mm x 960 mm)
Weight 1,151 lb. (522 kg)
Width 5 ft. 7 in. (1,700 mm)
Height 4 ft. 7
1
⁄
8
in. (1,400 mm)
Weight 88 lb. (40 kg)
Maximum operating altitude above sea level for
nominal operation. 6,500 ft. (2,000 m)
Operating temperature range − 13 °F … +122 °F
( − 25 °C … +50 °C)
Temperature range for storage and transport − 40 °F … +122 °F
( − 40 °C … + 60 °C)
Maximum air humidity (condensation allowed) 95 %
Maximum array system voltage 600 V
Maximum operating current 1,600 A
Maximum input short circuit current (Isc) - per
home run with 450 A fuses* 288.4 A
Minimum operating voltage 180 V
Nominal operating voltage 200 V
Maximum operating voltage 220 V
Minimum operating frequency 59.3 Hz