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 long does the service life for the on-grid solar inverter ?
It can service 25 years
2:What level of your combiner box ?
It’s IP65 ,can waterproof, anti-ash, anti-rust, anti-salt .
3:About your SL7-63 Non-polarity DC MCB ,what’s the meaning of non-polarity ?
Non-polarity means the wiring ways ,no matter of Positive ,Negative ,you can wire as you like .
4:What’s certificate do your MC4 connector ?
We have TUV and UL certificates .