Established in 2004, Shanghai Dada Electric Co., Ltd. is a leading high - and low - voltage electrical equipment manufacturing enterprise located in the vibrant city of Shanghai. With over 40 years of cumulative production experience in the electrical field, the company has become a reliable name in the industry.
The company's comprehensive business scope encompasses design, production, scientific research, and export trade. It has successfully passed the ISO9001 quality management system certification, as well as multiple well - known international and domestic quality certifications such as CE, S, and CCC. Equipped with independent export rights, it has been recognized as an A - class enterprise by Chinese customs and a class - one enterprise in the classification management of export industrial product manufacturers.
Shanghai Dada Electric Co., Ltd. has made significant investments in constructing modern standard workshops that follow ergonomic and efficient management processes, along with a comfortable and intelligent office building. The factory covers an area of more than 50,000 square meters, boasting an annual production capacity of 400,000 MCCBs (Molded Case Circuit Breakers) and 2 million MCBs (Miniature Circuit Breakers). It has set up 14 offices across China to better serve its domestic customers. The company's workforce of over 150 employees includes a high - quality technical team, with 20% of the employees having a college degree or above. There are 6 senior engineers, 15 research and design personnel, 9 senior technicians, and 28 intermediate technicians. Additionally, the company has invited several industry experts from the Chinese low - voltage electrical appliance sector to provide technical guidance.
Over the years, the company has received numerous honors. For example, its DAM1 molded case and DAM1L residual current protection products, as well as the DABL miniature leakage circuit breaker series, have been awarded as famous and high - quality products in Shanghai. These achievements not only reflect the company's technical strength and product quality but also its commitment to innovation and customer satisfaction.
The DAB6 series miniature circuit breakers are a remarkable product line offered by Shanghai Dada Electric Co., Ltd., designed to meet a wide range of electrical protection needs.
The DAB6 series comes in two main styles: MCB (Miniature Circuit Breaker) and ELCB (Earth Leakage Circuit Breaker).
MCBs in the DAB6 series are primarily designed for protecting circuits against overload and short - circuit conditions. They are widely used in residential, commercial, and industrial electrical distribution systems. In a residential setting, MCBs safeguard the electrical circuits of individual rooms or areas, such as bedrooms, living rooms, and kitchens. For example, if there is a sudden short - circuit in a kitchen due to a faulty electrical appliance like a toaster, the MCB will quickly cut off the power supply, preventing potential electrical fires and damage to other electrical components in the circuit.
ELCBs, on the other hand, are specialized in detecting and protecting against earth leakage current. When a person accidentally touches a live wire or there is a leakage in the electrical system, the ELCB can sense the imbalance in the current and rapidly disconnect the circuit within 0.1 seconds. This feature is crucial for protecting human life and preventing electric shock accidents, making it an essential component in areas where people are frequently in contact with electrical devices, such as bathrooms, outdoor electrical installations, and construction sites.
One of the key features of the DAB6 series is its versatility in load protection, achieved through V, C, and D characteristic switches.
V characteristic switches are ideal for protecting electric appliances and lighting. In a typical office environment, the lighting fixtures and small - power - consuming office appliances like desktop lamps and chargers can be effectively protected by V characteristic switches. These switches are designed to handle the relatively stable current requirements of such loads. For instance, they can quickly respond to minor overloads that might occur when too many small - wattage lighting fixtures are connected to a single circuit, preventing the wires from overheating and ensuring the normal operation of the lighting system.
C characteristic switches are suitable for drives with moderate starting currents, such as compressors and fan groups. Consider a commercial building's ventilation system, which consists of multiple fans. When these fans start up, they draw a higher current for a short period. The C characteristic switches in the DAB6 series can tolerate this moderate inrush current during startup and then provide reliable protection against overloads and short - circuits during the normal operation of the fans. This ensures the continuous and safe operation of the ventilation system, which is crucial for maintaining a comfortable indoor environment.
D characteristic switches are designed to handle drives with high starting currents, such as hoisting mechanisms and pumps. In industrial settings, large - scale pumps used for water supply or in manufacturing processes often have very high starting currents. The D characteristic switches can withstand these intense current surges during startup, ensuring that the pumps can start smoothly without tripping the circuit breaker prematurely. At the same time, they also offer reliable protection against abnormal current conditions during the pump's operation, protecting the pump and the associated electrical system from damage. This makes the DAB6 series with D characteristic switches an excellent choice for industrial applications where high - power equipment with large starting currents is involved.
The DAB6 - 63 miniature circuit breaker is highly recommended for use in the electrical distribution panels of residential and public buildings, and for good reason. Its outstanding short - circuit and overload protection capabilities are truly remarkable. In residential buildings, it acts as a vigilant guardian, safeguarding the electrical systems of every household. For instance, in a multi - story apartment building, if a tenant accidentally over - loads a circuit by using multiple high - power electrical appliances simultaneously, such as an electric heater, a microwave oven, and a hair dryer on the same circuit, the DAB6 - 63 will quickly detect the abnormal current increase. It has a highly sensitive overload detection mechanism that can accurately identify when the current exceeds the rated value. Once an overload is detected, it will promptly trip within milliseconds, cutting off the power supply to the overloaded circuit. This not only prevents the wires from overheating, which could potentially lead to electrical fires, but also protects the electrical appliances connected to the circuit from being damaged due to excessive current.
In public buildings like schools, hospitals, and shopping malls, the DAB6 - 63 is equally crucial. These buildings often have complex electrical systems with a large number of electrical devices in operation. For example, in a hospital, there are life - support equipment, diagnostic devices, and lighting systems all relying on a stable electrical supply. The DAB6 - 63 can handle the diverse electrical loads in such environments. In case of a short - circuit event, perhaps caused by a damaged wire in a lighting fixture or a malfunctioning medical device, the breaker's short - circuit protection feature will kick in immediately. It has a high - speed tripping mechanism that can interrupt the short - circuit current within 0.1 seconds, ensuring the safety and stable operation of the entire building's electrical system. This helps to maintain a reliable power supply, which is essential for the normal functioning of these public facilities and the safety of the people inside.
The DAB6 - 63 miniature circuit breaker features a compact and space - saving design, making it an ideal choice for various electrical equipment. Its small size allows it to be easily installed in tight spaces, such as the crowded electrical distribution boxes in modern buildings. In a residential electrical distribution box, which often has limited space due to the need to accommodate multiple circuit breakers, switches, and other electrical components, the DAB6 - 63 can fit snugly without taking up excessive room. This not only saves space but also makes the overall layout of the distribution box more organized and neat.
Installation of the DAB6 - 63 is a breeze. It comes with user - friendly installation instructions and a simple structure that enables quick and easy installation. Electricians or even DIY enthusiasts can install it with relative ease. The connection terminals are designed for straightforward wiring, reducing the time and effort required for installation. Once installed, the operation of the DAB6 - 63 is intuitive. The clearly marked on - off switch and the smooth - moving operating mechanism make it simple for users to turn the power on or off as needed.
Maintenance of the DAB6 - 63 is also hassle - free. It requires minimal upkeep, which is a significant advantage. There are no complex components that need frequent calibration or adjustment. Regular visual inspections are usually sufficient to ensure its proper functioning. In case of a tripped breaker, resetting it is a simple process that can be done by simply flipping the switch back to the "on" position after the electrical issue has been resolved. This ease of operation and maintenance significantly reduces the use cost and maintenance difficulty, making it a cost - effective choice for both residential and commercial users.
Shanghai Dada Electric Co., Ltd. places great emphasis on quality control, and the DAB6 - 63 miniature circuit breaker is a testament to their commitment. The product has successfully passed a series of rigorous quality certifications, including international and domestic standards such as CE, S, and CCC. These certifications are a guarantee of its high - quality performance and compliance with strict industry requirements.
The DAB6 - 63 is constructed using top - grade materials. The housing is made of high - strength, fire - resistant plastic that can withstand high temperatures and impacts, ensuring the safety of the internal components. The internal conductive parts are crafted from high - purity copper, which has excellent electrical conductivity and corrosion resistance. This combination of quality materials ensures that the breaker can maintain stable performance over an extended period.
In long - term use, the DAB6 - 63 has proven to be highly reliable. It can endure frequent electrical load changes and environmental influences without experiencing significant performance degradation. For example, in areas with high humidity or temperature fluctuations, the DAB6 - 63 can still function properly, providing continuous and reliable electrical protection. The low failure rate of the product means that users can have peace of mind, knowing that their electrical systems are well - protected. This long - term durability not only saves users the cost of frequent replacements but also contributes to a more stable and secure electrical environment, making the DAB6 - 63 a reliable choice for any electrical installation.
The DAB6 series miniature circuit breakers have been successfully applied in numerous real - world projects, demonstrating their reliability and effectiveness.
In a newly constructed high - end residential community, the electrical system faced the challenge of protecting a complex network of electrical appliances, lighting, and various power - consuming devices in each apartment. The DAB6 series MCBs with V characteristic switches were installed to protect the lighting circuits and small - power electrical appliances. In one instance, a tenant accidentally plugged in multiple high - power chargers and small - wattage electrical devices simultaneously, causing a minor overload in a circuit. The V characteristic switch in the DAB6 MCB quickly detected the abnormal current and tripped within milliseconds, preventing any potential damage to the electrical devices and ensuring the safety of the circuit.
For the community's central heating and ventilation system, which consists of multiple compressors and fans, DAB6 series C characteristic switches were utilized. During the startup of the compressors, which draw a moderate inrush current, the C characteristic switches were able to handle the initial high - current surge without tripping prematurely. Once the compressors reached their normal operating state, the switches provided continuous protection against overloads and short - circuits, ensuring the stable operation of the heating and ventilation system throughout the year, regardless of the weather conditions.
In a commercial shopping mall project, the electrical distribution system was complex, with a large number of escalators, elevators, and various lighting and display systems. The hoisting mechanisms of the escalators and elevators, which have high starting currents, were protected by DAB6 series D characteristic switches. For example, when an escalator was starting up, the D characteristic switch could withstand the intense current surge during the initial moments. There was an occasion when a temporary power fluctuation occurred during the startup of an escalator, but the DAB6 - D characteristic switch successfully protected the hoisting mechanism from potential damage by quickly detecting and responding to the abnormal current situation. This ensured the smooth operation of the escalator and the safety of the mall's customers.
Customers who have used the DAB6 series miniature circuit breakers have provided overwhelmingly positive feedback.
Mr. Zhang, a property manager of a large - scale residential complex, shared, "We have been using the DAB6 - 63 miniature circuit breakers in our residential buildings for over two years. Their performance has been outstanding. We have had very few instances of electrical failures due to circuit - related issues. The easy installation and maintenance have also saved us a lot of time and effort. Whenever there is a minor electrical problem, our maintenance staff can quickly identify and resolve it thanks to the clear - cut operation and reliable protection of these breakers. The DAB6 series has truly enhanced the safety and reliability of our electrical systems, and we highly recommend it to other property management companies."
A professional electrician, Mr. Li, who has installed DAB6 series breakers in many commercial and industrial projects, commented, "As an electrician with years of experience, I have used various brands of circuit breakers. The DAB6 series from Shanghai Dada Electric Co., Ltd. stands out. Their versatility in load protection with different characteristic switches is a huge advantage. I recently installed them in an industrial factory where there were a mix of high - power machinery and lighting systems. The DAB6 breakers were able to handle the diverse electrical loads perfectly. The compact design also made the installation process in the crowded electrical distribution cabinets much easier. The after - sales service provided by the company is also excellent. They are always quick to respond to any inquiries or technical support needs. I will definitely continue to choose DAB6 series breakers for my future projects.
0086-15167477792
charlotte.weng@cdada.com
No.171 Yezhuang Road, Zhuanghang, Fengxian, Shanghai, China
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