Technical Data SMA Solar Technology AG
92 SB20HF-30HF-IA-IEN120431 Installation Manual
Electronic Solar Switch
Torque
Grounding systems
Data storage capacity
Efficiency
Electrical endurance in the event of a short circuit,
with a nominal current of 35 A
Min. 50 switching processes
Maximum switching current 35 A
Maximum switching voltage 800 V
Maximum PV power 12 kW
Degree of protection when plugged IP65
Degree of protection when unplugged IP65
Enclosure lid screws 6 Nm
Additional grounding screw 6 Nm
SUNCLIX lock nut 2 Nm
Multi‑function relay connection 0.5 Nm
IT grid Suitable with ungrounded PV array
TN‑C grid Suitable
TN‑S grid Suitable
TN‑C‑S grid Suitable
TT grid Suitable
Split Phase Suitable
Daily energy yield 63 days
Daily yields 30 years
Event messages for users 250 events
Event messages for installers 250 events
Maximum efficiency, η
max
96.3%
European weighted efficiency, η
EU
95.4%
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