PV Bypass Diode Thermal Testing Machine
Product Overview
HD-E918 Bypass Diode Thermal Test Machine is primarily used to detect the protective performance and heat generation of bypass diodes in photovoltaic modules under hotspot effects.
Technical Specifications
Part 1: Bypass Diode Test Parameters
| Item |
Specification |
| Pulse Power Supply |
20μs~999s (adjustable) |
| Current Range |
0-60A; Deviation ±2% |
| Voltage Range |
0-5V; Deviation ±2% |
| DC Power Supply Current Range |
0-60A; Deviation ±1% |
| DC Power Supply Voltage Range |
0-20V; Deviation ±1% |
| Temperature Acquisition Channel Accuracy |
≤1℃ |
| Voltage Acquisition Accuracy |
≤0.2V |
| Functional Test |
Diode I-V curve <1s |
| Thermal Runaway Test |
Forward current → Reverse voltage ≤10ms |
| Power |
Single phase, 220V, 50Hz |
Part 2: Thermal Oven Parameters
| Item |
Specification |
| Internal Dimension |
400×400×400mm (W×D×H) |
| External Dimension |
760×690×1720mm (W×D×H) |
| Temperature Range |
RT~200℃ |
| Temperature Display Accuracy |
0.1℃ |
| Temperature Stability |
±1.0℃ |
| Temperature Uniformity |
±2℃ |
| Temperature Rise Time |
5℃/min in average |
| Controller |
Touch screen control |
| Inner Chamber Material |
Stainless steel plate |
| External Chamber Material |
Cold rolled steel plate baking varnish treatment |
| Observation Window |
250×250mm |
| Lighting Device |
Internal lighting for easy sample observation |
| Box Door |
Single door left open with explosion-proof chain |
| Test Holes |
2 test holes (50mm diameter) for temperature, voltage, current collection lines |
| Insulation Material |
High efficiency compressed glass wool |
| Safety Devices |
Over-temperature alarm, pressure relief port (200×200mm) |
| Air Circulation System |
Convection air circulation system |
| Weight |
Approx. 170kg |
| Power |
Single phase 220V, 50Hz |
Test Standards
- IEC61215-2: 2021 MQT 8 Bypass Diode Testing
- IEC 62979:2017 Photovoltaic modules - Bypass diode-Thermal runaway test
- IEC 63126:2020 Guidelines for qualifying PV modules, components and materials for operation at high temperatures
Company Profile
Our Partners
Our Service Advantages
Remote Support
- 48-hour response guarantee for technical issues
- Solution provision within 3 working days
- Operation videos and English manuals provided
- Video conference support available
Onsite Services
- Professional device installation
- Equipment operation and technical training
- Equipment calibration services
- Daily maintenance and equipment care
- Free technical training for visiting factories
- 24-hour online contact support
- Free software upgrades
Documentation & Resources
- Comprehensive product instructions
- Detailed operation instructions and videos
- Experiment test applications and reports
Problem Resolution
- 24-hour social media communication
- Seamless email support
- Video conferencing solutions
- Free door-to-door technical service