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AC Combiner Box

AC Combiner Box


For large PV power generation system,In order to reduce the grid connection between the grid-connected inverter and the cabinet, it is convenient to maintain and improve the reliability.It is necessary to add a DC bus between the PV grid-connected inverter and the cabinet.PV AC lightning protection combiner box series products of the company is specially designed to meet this requirement,Can be composed of PV inverter products matching with complete PV system solutions.Using Ac combiner box,the user can according to the AC power cabinet rated input current and voltage, the output of a certain number of grid connected inverter by lightning protection device and circuit breaker for confluence, convenient access level power cabinet.


Technical data:

Number Parameter name Value
1 Size(MM) 900*700*220(W*H*D)
2 Rated input voltage:(V) 480V ac
3 Rated insulation voltage:(V) 690V ac
4 Rated frequency(Hz) 50
5 Busbar rated current:(A) Horizontal bus 400A
6 Rated short-time withstand current effective value Icw(1 sec)(kA) Horizontal bus 30
7 Rated short-time withstand current maximum value Ipk(kA) Horizontal bus 30
8 Power frequency withstand voltage for 1 minutes(V) 2500VAC
9 Input switch 6ways.63A/3P.MCCB
10 Output switch 1way.400A/3P.MCCB
11 Protection level IP65,outdoor class B,IP20 After opening
12 Lightning protection level Class C lighting protection
13 Fire-proof level UL790 - Class C
14 Environmental requirements satisfied
15 Installation Wall type/Rack mounted
16 Way of entry and exit Down in and out
17 Maintenance mode Positive maintenance, and the circuit breaker has a protective panel

Internal Layout

combiner boxcombiner box

combiner box



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Add : Baitawang Industrial Zone, Beibaixiang Town, Yueqing City, 325603, China
Phone : +86-18767732171


    Add : Baitawang Industrial Zone, Beibaixiang Town, Yueqing City, 325603, China
    Phone : +86-18767732171
    E-mail : INFO@RAIXIN.COM
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