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发布于 2025-07-04 / 7 阅读
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MCCB 8 Input 1 Output PV combiner box for solar system

Product Name: LM-PVSZ-G8 MOULDED CASE CURCUIT BREAKER (MCCB)

Datesheet:

Rated voltage(V DC): 1000

Max. Number of DC input strings: 8

Number of DC output: 1

Max.input current per strings(A): PV Module Isc

Max.continuous output current(A): 8*Isc

Max.input fuse rating(A): 30 (positive+negative)

Max.output MCCB rating (A): 200

Strings input cable (mm²): 16*4~6

Output cable (mm²): 2*(1*50)

Ground cable (mm²): 1*16

Communication cable (mm²): 2*2*1.0

Cable connection: Down in, down out

MCCB(Moulded Case CircuitBreaker)

Ue:≥1000V DC, In:200A,2 pole,with auxiliary contacts.Icu:10kA

according to IEC 60947-2

Fuse-links: Ue:1000V DC, In: 30A,Breaking capacity:≥30KA,gPV

Fuse holder: Ue:1000V DC, In:30A

Power SPD(Surge protection device): Type II,In:20KA, Imax:40KA, Up:4KV, Uc:1300V,with signal contact

RS 485 Communication SPD: In:5KA,Imax:10kA,Un:12V,Uc:18V,Up:30V

Monitor device: Bus voltage, current of per string, power, normal and failed status of

SPD, output DC MCCB status(on/off ),product internal temperature, Modbus-RTU protocol, RS 485 communication

Diode:N/A(Not applicable)

Monitor power supply: Self -powered,Input voltage:450~1200VDC

Input/Output/Ground/Communication: PA66 cable glands,IP68

Installation method: Vertical Mounting or Pole mounted

Ingress protection:IP65

Cooling method: Natural convection

Anti corrosion grade: Not less than C3

Overvoltage category III

Enclosure material: 1.5mm Galvanized steel,RAL7035 color

Operation temperature range: (°C) -25...+55(>50℃, components will be derated,Based on the drawings)

Cooling method/Heat dissipation: Natural convection

Ambient humidity (%): 0~99

Altitude(m): ≤2000 (2000m without derating,>3000m, components will be derated)

Weight (KG): Based on the drawings

Enclosure (W*H*D): Based on the drawings

Mounting screws: Recommend M10(Longmax responsibility),Pole mounted or wall mounted


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