Complaint
Single-phase inverter power supply.
| Input voltage | 150V-250V | |||
| Output voltage | 220V/110V(0.5kVA-3kVA) 220V(5kVA-30kVA) | |||
| Voltage regulation accuracy | Phase voltage 220V±3% 110V±6% | |||
| frequency | 50Hz/60Hz | |||
| Overvoltage protection | 246V±4% | |||
| Adjust the time | <1 second (when input voltage changes by 10%) | |||
| Ambient temperature | -10ºC~+40ºC | |||
| Temperature rise | <60ºC | |||
| Waveform distortion | No additional waveform distortion | |||
| Load power factor | 0.8 | |||
| Dielectric strength | 1500V/1min | |||
| Insulation resistance | >2MΩ | |||
The company has first-class technical personnel, strong research and development strength, efficient management team. From research and development to production, from process to quality control and customer service, all the links are made in accordance with ISO9001. Effectively ensure the quality of production and efficient service system.
The company adhering to the "technology and development, quality and survival, service and reputation, management and efficiency" business philosophy and constantly optimize product performance to improve product quality, pragmatic. Chengwon to help customers create value, help employees realize their dreams, create benefits for the society as a development mission, committed to become the power industry benchmark and unremitting efforts. We are willing to cooperate with elites from all walks of life and people with lofty ideals for mutual benefit and common development in the industry of the Chinese nation.
Q 1. what's the payment terms?
A. We accept T/T, Western Union. If others, we can discuss.
Q 2. how's the delivery time ?
A. usually it will take about 3-10 days after order confirmed.
Q 3. tell me the standard of package?
A. For the small capacity, we will use carton, but for big capacity, we should use strong non-fermigated wooden case(composite material box) for protection.
Q 4.Could you offer Form A or C/O ?
A. No problem. We can prepare relative documents to origin affairs office or other office to apply for related certificates.
Q 5.Would you accept to use our logo ?
A.If good quantity, it absolute no problem to do OEM.
Q 6.We want to know month capacity.
A. It depends on which model.For example for relay type capacity , month capacity can reach near 5000pcs/month while big capacity near 2000pcs/month.
Q 7.Where is your market?
A. We were focused on Chinese domestic market before. Since 2018, we started to expand our overseas market, and our products won good reputation in Mid East, Africa, South American, South and North Aisa by its high quality.
Q 8. what kind of certificates you have ?
A. Our company already achieve ISO9001, and for products, we have CE,ISO9001, some products have obtained patent for the appearance and utility.
You're welcomed to contact us for any questions.
