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：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 .
2：What is the SL7-63 protection level ?
The protection level is IP20
3：Do your SRD-30 have indicate sign to show fuse status ?
Yes ,when the light is green it means work normally ,get red means the fuse was broken .
4：What is your MPPT efficiency ?
Our inverter MPPT efficiency can reach 99.9% in best operate environment .