The dedicated power supply for photovoltaic EL detector is designed specifically for the photovoltaic industry, used to excite electroluminescence (EL) for testing internal defects in photovoltaic modules as a high-performance power supply device. The following is a detailed introduction to the dedicated power supply:
1、 Product Overview
The dedicated power supply for photovoltaic EL detectors converts alternating current into direct current and inputs it into photovoltaic modules to excite the electroluminescence effect inside the modules, thereby revealing defects such as cracks, virtual soldering, and open circuits in the modules. This testing method is crucial for ensuring the quality of photovoltaic modules and improving power generation efficiency.
2、 Equipment composition and specifications
The dedicated power supply for photovoltaic EL detectors mainly includes two categories: string power supply and mobile power supply, which are suitable for different testing scenarios and requirements.
String power supply
The string power supply has higher voltage and current output capabilities, making it suitable for EL detectors to test single or string photovoltaic modules. Its main specifications are as follows:
-Voltage output: 0-1500V, meeting the testing requirements of various photovoltaic modules.
-Current output: Provides multiple specifications such as 3A, 5A, 10A, etc., which can be selected according to testing needs.
-Electric energy precision: up to ± 0.001A; ± 0.001V to ensure the accuracy of the test results.
-Power output: up to 16KW, meeting the needs of large-scale testing.
-Program Control System: Equipped with advanced program control system, it can control current and voltage output, monitor power supply working status, and has remote interface and program control panel, making it convenient for users to perform remote control and programming.
portable source
Mobile power banks are more portable and suitable for outdoor or mobile testing scenarios. Its main specifications are as follows:
-Voltage output: Provides various specifications such as 52V, 60V, 70V, 110V, etc., which can be selected according to testing needs.
-Current output: 5A and below, but can be flexibly adjusted through programmable output.
-Power output: up to 1000W, meeting the needs of general outdoor testing.
-Charging time: ranging from 3 to 8 hours, depending on the battery capacity.
-Screen display and output control: equipped with LED current and voltage display and wireless remote control function, convenient for users to monitor and control in real time.
3、 Product features and advantages
1. High precision measurement: Advanced power technology and electronic components are used to ensure the accuracy and reliability of test results.
2. Multifunctionality and flexibility: Provides multiple voltage and current output specifications, as well as programmable systems and remote interfaces to meet different testing needs of users.
3. Safety and stability: Equipped with comprehensive protection measures such as short-circuit protection, leakage protection, overload protection, etc., to ensure safety and stability during the testing process.
4. Portability and durability: The portable power bank adopts a lightweight design, making it easy to carry outdoors or in mobile testing scenarios; At the same time, all power supply devices have excellent durability and can operate stably for a long time.
5. Intelligent operation: Equipped with advanced intelligent operating systems such as digital programming accuracy, programmable rise and fall time, etc., to improve testing efficiency and accuracy.

4、 Application scenarios
The dedicated power supply for photovoltaic EL detectors is widely used in various aspects of the photovoltaic industry, such as photovoltaic module production, quality testing, and power station operation and maintenance. By testing with this dedicated power supply, internal defects in photovoltaic modules can be detected and addressed in a timely manner, improving the quality and power generation efficiency of the modules, thereby ensuring the stable operation and long-term revenue of the photovoltaic power station.

In short, the dedicated power supply for photovoltaic EL detectors is one of the indispensable and important equipment in the photovoltaic industry. Both string power supplies and portable power supplies have the characteristics and advantages of high-precision measurement, multifunctionality and flexibility, safety and stability, portability and durability, and intelligent operation. Choosing power equipment that suits your own needs will provide strong support for your photovoltaic business.