Our test labs are located in three major cities in China. The laboratories are equipped with a full set of testing procedures and advanced and comprehensive testing functions (environmental testing, electrical testing, mechanical testing, electromagnetic interference testing, elemental testing, etc.)
Environmental test
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/1.11.png)
Standards:GB/T28046 GB/T2423.22
Temperature Range:-50℃~150℃
Conversion Speed:≤10S
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/1.12.png)
Standards : GB/T28046.4 GB/T2423.1
Temperature Range:-50℃~150℃
Humidity Range:20~98%RH
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/1.13.png)
Standards : GB/T2423.18
Spray Volume: 1~2mL/80cm²-1hr
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/1.14.png)
Standards : GB/T28046.3
Test Direction : Up and Down
Frequency Range:1~3000Hz
Electrical test
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/2.11.png)
Standards : UL508
Max.Voltage : 1500V
Max.Current : 400A
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/2.12.png)
Loop loads can be built to simulate the capacitive currents during switching according to the actual conditions of the customer’s circuit.
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/2.13.png)
Standards : GB/T14048.1
Max.Current : 3000A
Meet the rated current, short-time overload,specific current curve test and other conditions, closer to the actual working conditions.
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/2.14.png)
Standards : ISO7637-2,ISO7637-3, GB/T17626.4,ISO16750-2
Loop loads can be built to simulate the capacitive currents during switching according to the actual conditions of the customer’s circuit.
Mechanical test
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/3.111.png)
Standards : GB/T 21711.7
Contact monitoring current of 5mA, 50mA, 200mA can be selected arbitrarily.
Meet 40 units of samples for testing at the same time.
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/3.1222.png)
Standards : GB/T 28046.3
According to the standard or customer-specific requirements,test the product contact instantaneous opening and breaking, mechanical strength and other characteristics.
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/3.1333.png)
Quickly and accurately measure suction voltage, release voltage, suction time, release time, bounce, contact resistance and other parameters according to product specifications.
![LAB LAB](https://cdn.hecheng-electric.com/wp-content/uploads/2021/08/3.1444.png)
Standards : GB/T5028 GB/T8358
Test Direction : up and down
Meet the mechanical strength testing of materials, parts, components, etc.
- Our test labs are fully equipped with safety and stability tests from multiple perspectives, based on all the properties of relays and contactors.
- The original purpose of our laboratory is to ensure that every product sold by our company is of high quality and reliable to meet the needs of our customers.