Photovoltaic grid-connected cabinet
Product Features
- Product Description
- Performance characteristics
- Technical parameters
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- Commodity name: Photovoltaic grid-connected cabinet
- 产品特点: Efficient Grid Connection: Supports low-voltage or medium-voltage grid connection and is compatible with various inverters. Multiple Protections: Features overvoltage, undervoltage, overcurrent, short-circuit, and leakage protection functions to ensure system safety. Intelligent Monitoring: Built-in monitoring system supports real-time data acquisition, remote monitoring, and fault alarms. Modular Design: Internal components are modularized for easy installation, maintenance, and expansion. High Protection Level: Protection level reaches IP54 or IP65, suitable for outdoor environments. Power Metering: Accurately records power generation, supports time-of-use metering and data upload.
The photovoltaic grid-connected cabinet is one of the core devices in a photovoltaic power generation system. It is used to convert the DC power generated by photovoltaic modules into AC power through an inverter and safely connect it to the power grid. It integrates power distribution, protection, monitoring, and metering functions to ensure the efficient and stable operation of the photovoltaic system.
The photovoltaic grid-connected cabinet is one of the core devices in a photovoltaic power generation system. It is used to convert the DC electricity generated by photovoltaic modules into AC electricity through an inverter and safely connect it to the power grid. It integrates power distribution, protection, monitoring, and metering functions to ensure the efficient and stable operation of the photovoltaic system.
Product Appearance and Internal Structure
Appearance: Uses high-strength stainless steel or galvanized steel plate, with a surface anti-corrosion coating, suitable for outdoor installation.
Internal Structure:
Circuit breaker: Used for overcurrent and short-circuit protection.
Anti-backflow device: Prevents current from flowing back into the power grid.
Electric energy metering module: Accurately records power generation.
Communication module: Supports remote monitoring and data transmission.
Monitoring display screen: Real-time display of voltage, current, power, and other parameters.
Lightning protection device: Protects equipment from lightning damage.
Application Scenarios
Commercial and industrial rooftop photovoltaic: Provides clean energy for factories, shopping malls, office buildings, etc.
Ground-mounted photovoltaic power station: Suitable for large-scale centralized photovoltaic power stations.
Rural distributed photovoltaic: Provides distributed power generation solutions for rural areas.
Public facilities: Such as schools, hospitals, government office buildings, etc. -
Direct current (DC) electricity generated by solar panels is converted to alternating current (AC) electricity by an inverter, meeting the voltage and frequency requirements of the power grid.
Power interface equipment for a solar photovoltaic power station. This equipment has the functions of power distribution, electricity metering, and protection control. It can integrate the electricity generated by the solar photovoltaic power generation system into the power grid and provide a safe and stable power output.
Photovoltaic grid-connected boxes typically consist of components including photovoltaic inverters, power protection switches, current transformers, electricity meters, anti-islanding meters, PLC controllers, temperature sensors, and communication modules. -
Electrical Parameters
Rated Voltage
380V/220V
Rated Frequency
50HZ
Rated Current
400A-1250A
Maximum DC Input Voltage
1000V
Maximum AC Output Power
200KW-800KW
Conversion Efficiency
98%
Harmonic Content
≤3%
Communication Interface
RS485
Cooling Method
Natural Cooling
System Parameters
Ingress Protection Rating
IP54
Permissible Ambient Temperature
-25 ~ +55℃
Permissible Relative Humidity
10~90%, non-condensing
Permissible Maximum Altitude
≤2000m
Mechanical Parameters
Product Dimensions (Length*Depth*Height)
600mm*500mm*1800mm (Customizable Design)
Product Weight
200kg
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