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Home > Solar Combiner Box > CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
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CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box

CHNT Circuit Breakers Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box

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Product Description

Product Highlights
  • ✔ Tiered architecture: The main circuit and protection modules are installed in separate zones, featuring clear wiring for efficient maintenance and servicing.
  • ✔ Visual design: Features observation window panels for real-time monitoring of the operational status of measurement devices and protection modules.
  • ✔ Compliance and Adaptation: Strictly adheres to grid connection standards, with comprehensive protection against overvoltage, undervoltage, overcurrent, and islanding.
  • ✔ Flexible customization: Supports configurations across various power ratings, meeting diverse inverter grid connection requirements.
Product Categories
Distributed PV Grid-Connected Box Solar Combiner IP66 380V 100A Combined Box Distribution Box
Specifications
Rated voltage AC380V, AC400V, three-phase four-wire
Rated frequency 50HZ±0.5HZ
Rated current 10A~400A
Rated power 5KW-200KW
Cabinet material Cold-rolled steel plates, hot-dip galvanized, stainless steel.
Protection level IP44, IP54, IP55, IP65; Outdoor type
Working temperature -25℃~+60℃
Relative humidity ≤ 95% (no condensation)
Altitude ≤2000m
Salt spray grade ≥1000h (coastal area)
Installation method Wall-mounted installation, floor-mounted installation, bracket installation.
Protection function Overvoltage and undervoltage protection, overload protection, short circuit protection, lightning protection (SPD), leakage protection, voltage detection, etc.
PV Grid-Connected Box Details
PV Grid-Connected Box Internal
PV Grid-Connected Box Component
PV Grid-Connected Box Wiring
PV Grid-Connected Box Quality
PV Grid-Connected Box Test
Product Specifications
Product Specifications Details
  • ♦Circuit breaker (main / branch) operates stably under high current, with independent protection for each branch.
  • ♦Electric energy meter provides high-precision measurement, with an error of ≤ 1%, ensuring smooth settlement.
  • ♦Islanding protection device responds in milliseconds, meeting grid connection acceptance standards.
  • ♦Lightning surge protector (SPD) offers strong protection against lightning strikes, with a built-in failure indicator window.
  • ♦Circuit status indicator lights enable quick identification of faults, saving time and effort in maintenance and operation.
How to Choose
Ordinary Grid-Connected Box
Distributed Photovoltaic Ordinary Grid-Connected Box
  • ▸Single-phase power range: 5 - 20 kW
  • ▸Three-phase power range: 10 - 50 kW
  • ▸Standard configuration components: Grid isolation switch, reclosing circuit breaker, large incoming line circuit breaker, lightning protection device
  • ▸Protection level: IP65
  • ▸Materials: Stainless steel, powder coating, engineering plastic*
Option 1

Customized type for PV systems (Without metering compartment)

Without metering compartment
  • •Three-phase power range: 100 - 200 kW
  • •Standard components: Grid isolation switch, residual current circuit breaker, micro circuit breaker
  • •Incoming line circuit breaker, lightning protection device
  • •Protection level: IP65
  • •Metering terminal: No
  • •Materials: Stainless steel, powder coating, engineering plastic
  • •Box size: 950*900*250
Option 2

Customized type for PV systems (With metering compartment)

With metering compartment
  • •Three-phase power range: 150 - 300 kW
  • •Standard components: Grid isolation switch, residual current circuit breaker, micro circuit breaker
  • •Incoming line circuit breaker, lightning protection device
  • •Protection level: IP65
  • •Metering terminal: Yes
  • •Materials: Stainless steel, powder coating, engineering plastic
  • •Box size: 1050*1350*250
Customization dimension selection
Customization dimension Core advantage
Specification dimensions Wall-mounted / floor-standing full-size customization, suitable for various installation scenarios
Loop configuration The wiring method and current rating can be customized as needed, and are compatible with multiple inverters.
Protection function Island protection / lightning protection / leakage protection and other functions are optionally equipped as needed, meeting grid connection standards.
Component brand Support the customer's selection of specific brands, balancing quality and cost.
Structural Design Door opening direction / Installation method customization, suitable for special spaces
Delivery of services Comprehensive drawings + inspection reports. Quick delivery for bulk orders.
Production Workflow
Production Workflow diagram
Customization Capabilities
Customization Capabilities Diagram
Factory Profile
Factory Production Line
Quality Inspection Equipment
Raw Material Warehouse
Packaging & Shipping Specifications
Packaging & Shipping Details
Certificate
Product Compliance Certificates
Frequently Asked Questions
What protection features do these grid-connected boxes support?
Our grid-connected boxes support comprehensive protection including overvoltage, undervoltage, overload, short circuit, lightning protection (SPD), leakage protection, and islanding protection to meet grid connection acceptance standards.
Can I customize the specifications, dimensions, and components?
Yes, we support full-size customization for both wall-mounted and floor-standing models. You can also customize the loop configuration, wiring method, current rating, and specify your preferred component brands.
What materials are used for the cabinet enclosures?
We offer cabinet enclosures constructed from cold-rolled steel plates, hot-dip galvanized steel, and stainless steel, featuring up to IP65 outdoor protection levels.
Do the boxes come with a metering compartment?
We offer configurations both with and without a metering compartment, tailored to your specific application requirements.
What are the environmental limits for these grid-connected boxes?
They are designed to operate reliably in working temperatures ranging from -25°C to +60°C, relative humidity ≤ 95% (no condensation), and altitudes up to 2000m.

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