Audited Supplier
Normal use and installation conditions:
Installation location: indoors
Ambient temperature: -20ºC~+75ºC
Environmental humidity: It is recommended that the relative humidity should not be greater than 80%
Altitude: no more than 3000m
Atmospheric conditions: There is no serious pollution, corrosive or explosive media in the atmosphere
An environment without significant frequent vibrations and shocks
Storage temperature: -30ºC~+85ºC
General technical indicators
| Technical indicators | Indicator parameters |
| Operating voltage | ≤720V |
| Operating frequency | 50~60Hz |
| Rated accuracy level | Equal to or better than 0.2 level |
| Rated overload current | 1.2 times rated current |
| Rated short-time thermal current | 60 times rated current @1sec |
| Insulation resistance | ≥1M ohms@500Vdc |
| Power frequency withstand voltage | 3KV@2mA\1min\50Hz |
| Product flame retardant level | UL94-V0 |
| Insulation heat resistance level | E level |
| Applicable standards | GB20840.2,IEC/EN60044-1 |
1.Q: Are you a trading company or a manufacturer?
A: We are a manufacturer.
2.Q: Can I order samples?
A: Yes, we welcome to order samples to test and check the quality, you need to pay the sample fee and shipping fee.
3.Q: Does your factory have the design and development capabilities, can your factory accept customized products?
A: Our R&D department staff are experienced in the electrical industry with more than 10 years of experience. HEMEI also provides personalized services to customers, including OEM, ODM and OPM.
4.Q: How soon can I receive my order?
A: Customized products: Usually it takes 10-15 days. It depends on your design and quantity.
5.Q: How is your production management and quality control system?
A: All our product processes follow ISO9001. There are technical instructors for each process. QC supervisors will regularly check the production. We will conduct product performance tests during production and conduct comprehensive quality tests when the products are completed.
