SEFON Single phase voltage regulator：
1.Single phase voltage regulator is a device that maintains a stable output voltage despite fluctuations in the input voltage.
2.Single phase...
22kV Single Phase Automatic Voltage Regulators (AVR)
Your Professional Single-Phase Automatic Voltage Regulators (AVR) Supplier
Shaanxi Sefon Electrical Equipment Co., Ltd. (referred to as Sefon), established in 2009, is a high-tech enterprise integrating research and development, design, production, sales, service, and power engineering general contracting. Our company mainly produces 35kV and below oil immersed transformers, dry-type transformers, special transformers, dry-type iron core series reactors, high and low voltage switchgear, box type substations, prefabricated cabins, and power quality control products.
Module title
Certification
Passed ISO9001:2008 quality management system certification, ISO14001:2015 environmental management system certification, and OHSAS18001:2007 occupational health and safety management system certification.
R&D Team
In recent years, the technology research and development team has independently developed and made significant technological progress in major products such as special power equipment and power quality equipment, based on the reference of advanced technologies at home and abroad, and has obtained more than ten national patents.
Advanced Equipment
WR horizontal winding machine; ZBR-1000 automatic cable winding machine; ZBR-1000 shearing machine; ZY-50 vacuum oil filter; HB electric hot blast constant temperature drying oven; WLJ-1200 corrugated paper board machine; SRX2600 three-dimensional iron core winding machine; DHR1400 foil winding machine; 303E-3-S busbar processing machine; ZQ4125 desktop drilling machine, etc.
Our services
The company is fully committed to providing customers with meticulous and professional consulting services. For problems that arise during the use of products or equipment, based on user feedback, our company's after-sales service center will coordinate with them, including product installation, maintenance, and technical Q&A.
Compare Properties
| Type no. | ZHZBW three-phase contactless voltage stabilizer | |
| Nominal capacity | 20KVA~1000KVA | |
| Ac input | Switch | 3P100A |
| Number of phase | Three-phase 3p+N+G(Ground wire) | |
| The input voltage | 440V±20% | |
| Frequency | 50/60HZ | |
| Number of phase | Three-phase 3P+N+G (Ground wire) | |
| The ac | The rated voltage | 230V±2% |
| Frequency | 50/60HZ | |
| Rated output current | 100A | |
| Voltage regulation accuracy | 2%V | |
| Apply the load | Applicable to resistive, capacitive, inductive and nonlinear loads | |
| The efficiency of | More than 80% | |
| Way to work | Can work continuously for a long time | |
| Resistant to high voltage | 2500 v/Min without breakdown | |
| Insulation class | Class B | |
| Structure type | Non-contact zero crossing switch, isolation transformer stack voltage regulation, isolation transformer compensation | |
| The cooling way | Natural air cooling | |
| Voltage regulation way | 128-bit high-speed AD acquisition, MCU digital processing operation, electronic silicon controlled module fast compensation. | |
| The electric strength | 2500VAC/min | |
| The noise | ≤ 60dB (excluding forced air cooling system) | |
| The bypass function | Automatic bypass | |
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Protection Function |
Overvoltage/undervoltage, overload/short circuit, phase loss protection | |
| Temperature rise | ≤75℃ | |
| Display function | LCD display | |
| Appearance size mm | Long 770 wide 510 high 1100 | |
| The environment | The temperature | -10～35℃ |
| Relative humidity | 15～85%(25℃) | |
| The altitude | ＜1500M | |
| Warranty period | Machine warranty 12 months | |
| After-sales service | 24-hour service | |
| Special Requirements | Please advise before quotation | |
Key Features
(1) All new raw materials.
(2) Full (100%) capacity. 80% or less capacity is NOT recommended.
(3) State-of-the-art technology makes true energy saving.
(4) Ultra quiet operation. 100% static electronic regulation, non contact, no moving parts.
(5) Clear, comprehensive documentation and labeling.
(6) Simple installation, safe protection, reliable operation, low maintenance.
(7) Two YEARS warranty!
Applications
Household Appliances
Single-phase AVRs are widely used to power home electronics and appliances, such as TVs, washing machines, satellite systems, and refrigerators, protecting them from damage due to fluctuating mains voltage.
Small Industrial Equipment
In factories, single-phase AVRs can supply stable voltage to smaller motors, machine tools, and other industrial equipment, ensuring reliable operation and reducing downtime.
Office Equipment
Computers, printers, and other sensitive electronic devices in offices and small shops are protected by single-phase AVRs from voltage instability.
Medical Systems
Sensitive medical equipment like digital imaging systems, scanners, and X-ray machines benefit from the stable and clean power provided by AVRs.
Packaging & Shipping
1. To keep single phase automatic voltage regulators stable and secure during long trips, they usually come packed in plywood boxes. And if you've got specific needs, we can also arrange custom packaging just for you.
2. Weusuallyship by DHL,UPS,TNTFedEx,Aramex or EMS.It usually takes 3-7 days to arrive. Air cargo and sea shipping are aslo optional.
Certifications
Frequently Asked Questions
How can we guarantee quality?
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We have a professional technical team, professional after-sales service department online multi-one-to-one service, overseas technical support.
How long is your delivery lead time ?
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According to your product requirement. About 3~ 15days is available.
Why should you buy from us not from other suppliers?
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We are the manufacturer, with favorable price, dozens of patents, and cooperation with China's national power grid, the product can be used for 40 years.
Do you accept customized service ?
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We offer OEM/ODM service , can print your logo on product.
What is your MOQ?
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MOQ is 1 piece.
We're professional 22kv single phase automatic voltage regulators (avr) manufacturers and suppliers in China, providing high quality products with low price. We warmly welcome you to wholesale cheap 22kv single phase automatic voltage regulators (avr) made in China here from our factory. Contact us for customized service.