DOLD relay 0050998 imported direct sales

DOLD relay 0050998 imported direct sales

DOLD relay 0050998 offers high quality and competitive price.

Shanghai Pumin Industrial Automation Equipment Co., Ltd. specializes in the sales of imported spare parts from Europe and America. The company has its own offices in Germany and the United States for direct procurement, with first-hand sources and competitive prices in the market

Price advantage: We directly obtain quotations from factories, avoiding many intermediate links. Many factories provide us with fixed discounts to ensure that we offer favorable prices to customers

Wide channels: In addition to factories, we have direct business relationships with many distributors in Europe, which allows us to purchase products that cannot be quoted due to protecting agents

DOLD relay is a device that uses electromagnetic principles to achieve circuit control. Its core lies in converting electrical energy into mechanical energy through the magnetic effect of current, thereby controlling the on/off of another circuit. When the coil of the relay is connected to the rated voltage, the current flowing through the coil will generate a magnetic field. The magnetic field attracts the movable armature inside, which then drives the displacement of the rigidly connected moving contact point, making it reliably in contact with the stationary contact point, thereby closing the controlled load circuit. When the coil is powered off, the magnetic field disappears, and the reaction force provided by the mechanical spring or return spring resets the armature, separating the moving contact from the stationary contact and cutting off the load circuit. This basic method of controlling larger currents with smaller currents constitutes the fundamental function of relays to complete signal transmission, isolation, and amplification.

In practical construction, DOLD relays typically include a magnetic circuit system, a contact system, and a restoration mechanism. The magnetic circuit system consists of coils, iron cores, and yokes, responsible for efficiently generating electromagnetic force. Contact systems often use silver or silver alloy materials to ensure the stability and electrical life of contact resistance during frequent on-off processes, and to withstand certain instantaneous overloads. In order to meet different application requirements, its contact form can have various configurations such as normally open, normally closed, and conversion. In addition, many products also integrate manual testing buttons, mechanical status indicators, and magnetic blowing or arc extinguishing grid structures for extinguishing arcs, improving the convenience and safety of operation.

Based on the above principles, DOLD relays can achieve complex logic control, sequential interlocking, and fault protection. For example, by combining multiple relays, self-locking and interlocking circuits can be constructed; The time relay precisely adjusts the delay of magnetic circuit suction or release through additional mechanical damping, airbags, or electronic circuits, thereby achieving timing or program control. Relays, due to their electrical isolation characteristics, can separate control circuits from power circuits, effectively suppress interference, and protect low-voltage control components. Its reliability and adaptability make it an important component for achieving automatic control and circuit protection in fields such as industrial automation, building control, and energy management.

DOLD relay 0050998 imported direct sales

The characteristics of DOLD relays are reflected in many aspects of their design, performance, and application, pursuing a balance between stability, adaptability, and functionality. From the perspective of structural design, its internal components have been carefully considered, and the magnetic material of the magnetic circuit system usually has a high magnetic permeability, which helps to generate sufficient electromagnetic attraction at lower coil power consumption, thereby reducing self heating during operation. The contact system emphasizes the coordination between materials and shapes. Common silver based materials are combined with special contact shapes to reduce arc erosion, maintain stable contact resistance after long-term use, and improve electrical life. The shell is often made of flame-retardant materials and has a certain sealing level, which provides a foundation for the stable operation of relays in industrial environments where dust or vibration interference may exist.

In terms of electrical performance, this type of relay exhibits a wide range of adaptability. The coil control voltage often covers multiple commonly used specifications of DC and AC, making it convenient for users to select based on existing control systems. The contact load capacity has evolved from low-power signal control to directly driving small and medium-sized motors or lighting loads, forming a series of coverage. A significant feature is its clear and reliable action, crisp suction and release process, and consistent response time, which is important for control systems that require precise timing logic. In addition, many models also offer various auxiliary accessories, such as mechanical locking devices, surge suppression circuit modules, and transparent protective covers, which endow the basic relay with additional functions, such as power-off memory, suppression of interference voltage generated when the coil is turned on and off, and convenient observation of internal status.

From the perspective of use and maintenance, the characteristics of DOLD relays also include ease of installation and identification. Adopting a standardized guide rail installation method, combined with clear socket markings, simplifies the assembly and wiring work inside the electrical cabinet. The product usually has a manual control lever and a prominent action indicator window, which facilitates engineers to visually confirm the real-time status of the relay during functional testing or troubleshooting on site. Its modular design concept also means that when replacement or upgrade is needed, the operation is relatively simple.

Overall, the characteristic of DOLD relays is not to pursue a single parameter, but to construct a comprehensive and reliable performance through systematic design and solid manufacturing processes in multiple aspects. It focuses on providing continuous and stable control functions in actual operation, and can adapt to diverse circuit requirements and complex working conditions through flexible configuration, making it one of the choices worth considering in many situations that require automatic control and electrical isolation.

These products are widely used in fields such as steel, automotive, papermaking, energy, petrochemicals, textiles, injection molding, metallurgy, aerospace, rubber, water conservancy, power plants, medical and food packaging, metallurgical industry, automotive industry, power equipment, chemical industry, engineering machinery, papermaking industry, shipbuilding industry, and machine tool manufacturing.

Rexroth, Hydac, Parker, WEBTEC, Atos,

EBRO, METRIX, Megger, ODE, HEIDENHAIN, Heidenhain, USA

Samson, Aventics, Bently, Ifm,

Fairchild, Asco solenoid valve, P+F, MOOG servo valve,

Burkert, Balluff, Pilz, Baumer,

Hengstler, Norgren, Mac solenoid valve from the United States, EPRO from Germany,

Danfoss, German HBM sensors, Lenze Lenz, Tiefenbach, and others

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For more product information, please click:Shanghai Pumin Industrial Automation Equipment Co., Ltd