Audited Supplier
The overvoltage and undervoltage protector is a device that integrates a variety of protection functions. It can automatically disconnect the circuit when the voltage is too high or too low to prevent the equipment from being damaged due to abnormal voltage. It is suitable for three-phase three-wire power supply system or three-phase electrical equipment, can monitor and protect the safety of the power supply system
Product Features
Versatility: set three phase voltage display, over voltage protection, under voltage protection, lack of phase protection, three phase voltage imbalance protection and phase sequence protection
Automatic Detection and Recovery: when the voltage returns to normal, the overvoltage and undervoltage protector can automatically close and continue to supply power
Safe and Reliable: can be dealt with in time before the machine and equipment is more damaged, improve the safety of the equipment
Wide Application: suitable for home and shopping mall distribution lines, including single-phase and three-phase four-wire systm.
| Model No. | S7 | Overvoltage Recovery Value(V) | 125~295V AC |
| Specification | Digital single-phase overvoltage and undervoltage protector | Under-Voltage | 80~210V AC |
| Rated Current In(A) | 1~40, 1~63A, 1~80A, 1~100A | Undervoltage Recovery Value | 85~215V AC |
| Over-Current | 1~63A | Recovery Delay | 1~999sec |
| Default Current Value(A) | 20A, 40A , 63A, | Over-Voltage | 130~300V AC |
| Rated Voltage(V) | 220V AC | Rated Frequenc(Hz) | 50/60Hz |
Zhejiang Leiertai protection Technology Co., LTD is a research and development, design, production and sales in one of the lightning protection high-tech enterprises, the company has strong technical strength and production equipment, and constantly develop new lightning protection products. The company has developed six series of power supply lightning protection box, power supply lightning protection module, computer network lightning protection device, video and monitoring system lightning protection device, antenna feed line lightning protection device, audio line lightning protection device, about 160 varieties, in order to meet customers' various lightning protection needs.
At the same time with well-known construction qualification units to establish technical cooperation and product development and installation, the company in line with the principle of "lightning disaster reduction, service to the society", to "credit based, customer first" for the purpose.
The company to eliminate, reduce lightning disaster and leakage fire for the mission, dedicated to provide customers with excellent, safe, cost-effective. High types of lightning protection products, to provide scientific, high-quality, reliable integrated lightning protection services, electrical safety services, effectively reduce and avoid electrical disasters, ensure economic construction and people's life and property safety, and promote social progress and economic development.
Q1:When I can receive quotation and detail information after send the enquiry?
A: Reply will be sent in 24hours.
Q2: Do you provide samples ? is it free or extra ?
A:We provide samples free of charge but do not cover shipping costs
Q3:Can you can design the equipment according to our size?
A:Of course, we can customize any product according to customer requirements, and we can all provide design solutions and solutions.
Q4: ls there any discount?
A: If your order quantity is large, we will have a discount, please contact us
Q5:What payment terms do you accept?
A: We accept T/T, Paypal, Western union, L/C, Trade Assurance.
Q6: How are the products delivered to us?
A: By International express.
Q7: Whether the products can be made of different standard?
A: Of course yes. We could produce product according to custom need.
Q8: What is the delivery time?
A: Depend on the quantity.
Q9: May l know the standard of package?
A: Normally are cartons, we also follow the special requests of our customers.
Q10: What is your terms of payment ?
A:Payment<=1000USD,100% in advance. Payment>=1000USD,30% T/T in
Q11: What's your shipment method?
A: We ship by Express, by air, by sea, by train.
Q12:Why some products you sell are more expensive than other suppliers
A:Materials are not the same we are using the best materials to give you the best quality
Q13: Do you provide OEM & ODM service?
A: Yes, we support OEM & ODM. For some items we have MOQ. For more questions, feel free to send us inquiry.We can customize the mold for you and produce it quickly.
Q14: How can I to be your agent in my country?
A: We welcome distributors in various countries to cooperate with us. Sales is an important assessment criterion. According to different requirements of different countries, new and old customers are welcome to consult!
Q15:Why some products you sell are more expensive than other suppliers?
A:Materials are not the same we are using the best materials to give you the best quality
Q16: Do you provide OEM & ODM service?
A: Yes, we support OEM & ODM. For some items we have MOQ. For more questions, feel free to send us inquiry.We can customize the mold for you and produce it quickly.
