SMA SB 2500 Installation - Manual (Page 69)

SMA Solar Technology AG Technical Data
Installation Manual SB25-30-IA-en-51 69
Electronic Solar Switch (Optional)
Torque
Grounding Systems
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 IP21
Enclosure lid screws 6.0 Nm
Additional earthing screw 6.0 Nm
Cheese-head screw for attaching the enclosure to
the wall mounting bracket 6.0 Nm
SUNCLIX swivel nut 2.0 Nm
RS485 communication connection 1.5 Nm
IT earthing system Suitable
TN-C earthing system Suitable
TN-S earthing system Suitable
TN-C-S earthing system Suitable
TT earthing system Suitable
Split phase Suitable
Maximum efficiency, η
max
95.0%
European weighted efficiency, η
EU
93.6%