To realize high accuracy detection of the safety performance of air conditioning equipment and heat exchange equipment, mainly involving the testing, recording and analysis of grounding resistance, insulation resistance, withstand current, leakage current and other related items

Equipment parameter technology:

1.Grounding resistance
Test power: 0-32a settable, constant current
Action time: 1-300s, adjustable
Test the resistance: no greater than 0.1 Ω
Resistance range: 10-300 - m Ω, adjustable, accuracy is not lower than + / - 3%

2.Insulation resistance
Test voltage: DC500V
Action time: 1-300s, adjustable
Test the resistance: larger than 2 m Ω
Voltage range: dc 500 to 1000V, adjustable
Resistance range: 0-1000 - m Ω, adjustable, accuracy is not lower than + / - 5%

3. Electric strength
Test voltage: cold AC1800V
Action time: 1-300s, adjustable
Action current: no more than 10mA,
Voltage range: ac300-5000v, adjustable
Current range: 0.1-40ma, adjustable, accuracy not less than ±5%

4. Leakage current
Test voltage: AC233V±5%, time 1-300s,
Test current: no more than 1.5mA
Voltage range: 0-250v
Current range: 0.05-20ma, accuracy not less than ±5%

5.Running quantity measurement
Single-phase voltage measurement range: 50-500v
Single-phase current measurement range: 0-20a
Power measurement range: 0-15000w, accuracy not less than ±5%
Detection display: single phase voltage, single phase current, power


6.Temperature measurement
Measurement range: 0-50°C, resolution: 0.01°C
Measurement accuracy: ±0.5°C
Test display: two way outlet temperature

7. The system pressure
Measurement range: -0.1-5mpa, with a resolution of 0.02mpa
Measurement accuracy: grade 1.5
The test shows two outlet pressures

Pictures for reference
(The following pictures are from the implementation case of Heritop)







Cooperative client
For more than 18 years, we have been providing competitive equipment and technical services to the following cooperative customers and gaining their trust


Our factory

HeriTop factory is located in Zhaoqing high tech development Zone, Guangdong Province, China,covering an area of 5000 square meters. It is equipped with parts manufacturing workshop, assembly workshop, commissioning workshop, laboratory, exhibition center, etc.