We recommend the inverter around have a minimum clearance, so that better to heat dissipation and wiring operation, as shown below:
LS 3000H/LS 4000H/LS 5000H/LS 3000HD Install the inverter onto the bracket
/LS 4000HD/LS 5000HD support bracket
Fix safety nut
1：What is your SPD protection class ?
All profile is IP40 ,connection port is IP20
2：The warranty of 3 poles SUP2-PV and working environment ?
5 years and -40 ℃~ +80℃
3：How will the fuse work in system ?
When PV panel or inverter cause overload or short circuit ,it trip off immediately to protect PV panels .
4：How about SL7-63 ultimate breaking capacity ?
The ultimate breaking capacity is 6KA