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MCB 14way Plastic Junction PV Combiner Box
MCB 14way Plastic Junction PV Combiner Box
MCB 14way Plastic Junction PV Combiner Box
MCB 14way Plastic Junction PV Combiner Box
MCB 14way Plastic Junction PV Combiner Box
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MCB 14way Plastic Junction PV Combiner Box
MCB 14way Plastic Junction PV Combiner Box
MCB 14way Plastic Junction PV Combiner Box
MCB 14way Plastic Junction PV Combiner Box
MCB 14way Plastic Junction PV Combiner Box

MCB 14way Plastic Junction PV Combiner Box

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Product Description

Basic Specifications
Certification
ISO9001:2000
Form
All-packaged Type
Operation Voltage
Low Voltage
Size
2p~36p
Application
Power Plants
Shell Material
ABS / PVC
Protection Grade
IP40 / IP65
Mounting
Embedded, Surface, Wall mounting
Transport Package
Carton
Specification
4, 7, 10, 12, 14, 16, 18, 20 way
HS Code
8537209000
Capacity
10000PCS/Month
PV Combiner Box Overview
The combiner box is a wiring device in the photovoltaic power generation system that ensures the orderly connection and confluence function of photovoltaic modules. This device can ensure that the photovoltaic system is easy to cut off the circuit during maintenance and inspection, and reduce the range of power outage in case of photovoltaic system failure. The combiner box means that the user can connect a certain number of photovoltaic cells with the same specification in series to form a photovoltaic tandem, and then connect several photovoltaic tandem to the photovoltaic combiner box in parallel. After converging in the photovoltaic combiner box, through the controller, DC distribution cabinet, Solar inverter, and AC distribution cabinet, a complete photovoltaic power generation system can be formed to achieve grid connection with the mains.
PV Combiner Box Structure
MCB Plastic Junction Box
Product Key Features
  • High Reliability: Equipped with DC FUSE, DC SPD, and DC circuit breaker or DC load isolation switch.
  • Environmental Protection: IP65 design, waterproof, anti-dust, and anti-ultraviolet. Undergoes strict testing for high and low temperature environments.
  • User-Friendly Installation: Simple setup with simplified system wiring and convenient connection points.
  • Durable Construction: Box body made of cold rolled steel and other premium metal materials or high-grade PVC.
  • Wide Compatibility: Suitable for single crystal silicon, polycrystalline silicon, and thin film solar modules with adjustable current ratings for fuses and breakers.
Technical Parameters
Type PV1/1 PV2/1 PV3/1 PV4/1(4/2) PV6/1(6/2)
Electric Parameter
System maximum dc voltage 1000V DC
Maximum input current for each string 15A
Maximum input strings 1 2 3 4 6
Maximum output switch current 32A 32A 32A 63A 125A
Lightning Protection
Max. PV voltage (d.c.) (Ucpv) 1000V DC
Max. discharge current (8/20 µs) (Imax) 40kA
Voltage protection level (Up) 4.0kV
System Configuration
Protection grade IP65
Output switch DC MCB(optional) / DC isolation switch(standard)
Waterproof Connectors PG / MC4
Operating Temperature -25 °C ... +55 °C
Frequently Asked Questions
What is the purpose of a PV Combiner Box in a solar system?
It serves as a central wiring hub that collects DC power from multiple solar strings and converges it into a single output, providing protection and making the system easier to manage.
Is this combiner box suitable for outdoor installation?
Yes, models designed with an IP65 rating are waterproof, dustproof, and UV resistant, making them ideal for outdoor environments and various weather conditions.
What safety protections are integrated into the device?
The box typically includes DC fuses, Surge Protective Devices (SPD) for lightning protection, and DC circuit breakers or isolation switches for circuit safety.
Can I use this with different types of solar modules?
Absolutely. It is compatible with single crystal silicon, polycrystalline silicon, and thin film solar modules.
How many strings can be connected to the box?
Depending on the specific model selected, it can accommodate from 1 string up to 6 strings (or more for specific configurations like 2p~36p).
What materials are used for the enclosure?
The enclosures are generally constructed from high-quality PVC, ABS, or cold-rolled steel to ensure durability and protection of the internal components.

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MCB 14way Plastic Junction PV Combiner Box

MCB 14way Plastic Junction PV Combiner Box