SMA GRID-CONNECT-BOX 12 Instrucciones De Funcionamiento página 34

12 Technical Data
Measures for protection against electric shock
Enclosure degree of protection (as per IEC 60529)
Degree of protection with open enclosure door (as per IEC 60529)
Pollution degree at the mounting location (as per IEC 61439-1:2011)
Pollution degree in the enclosure (micro-environment)
Protection class (as per IEC 417)
Overvoltage category (as per IEC 60664)
EMC environment, emission (as per IEC 61439-1:2011)
EMC environment, interference immunity (as per IEC 61439-1:2011)
EC Declaration of Conformity
Operating temperature range**
Humidity (non-condensing)
* Depending on order option
** At operating temperatures of over 40°C the Sunny Island inverters reduce their output power (derating).
Derating
Output power / rated power up to 40°C
Output power / rated power at 40°C to 60°C
Rated voltage / rated insulation voltage
Switch cabinet wiring L to N
Switch cabinet wiring L1 to L2
Auxiliary AC circuits
Auxiliary DC circuits
34 GRID-BOX-12-3-20-BE-xx-12
SMA Solar Technology AG
Basic protection through
insulation materials and covers /
fault protection through
grounding conductors and short-
circuit protection devices /
personal protection through
residual-current devices
IP55
IP20B
3
2
1
Overvoltage category 3
Electromagnetic interference,
environment B (EMC directive,
Article 5 – Annex I.1.b)
Interference immunity,
environment A (EMC Directive
Article 5 – Annex I.1.b)
Yes
-25°C to +60°C
0% to 100%
138 kW
Derating according to power-
temperature curve (see
Multicluster-Box operating
manual)
250 V AC
433 V AC
250 V AC
70 V DC
Operating manual