MPP Solar 2424LV-HS User Manual page 34

securely disconnected during maintenance and fully protected from over current of battery or AC input. The
recommended mounted location of the breakers is shown in the parallel diagrams in section 5-1 and 5-2.
Recommended specification of battery breaker for each inverter:
Model
3KVA
*If you want to use only one breaker at the battery side for the whole system, the rating of the breaker should
be X times current of 1 unit. "X" indicates the number of inverters connected in parallel.
Recommended specification of AC input breaker in single phase:
2 units
Model
3KVA 80A/230VAC
Note 1: You also can use only one 40A breaker for each inverter at its AC input.
Note 2: Regarding three-phase system, you can use 3-pole breaker directly and the rating of the breaker
should be compatible with the phase current limitation from the phase with maximum units.
Recommended battery capacity
Inverter parallel numbers
Battery Capacity
WARNING! Be sure that all inverters will share the same battery bank. Otherwise, the inverters will be
transferred to fault mode.
1 unit*
125A/30VDC
3 units 4 units
160A/230VAC
120A/230VAC
2 3
200AH 300AH
32
5 units
200A/230VAC
4 5
400AH 500AH
6 units
240A/230VAC
6
600AH