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A time relay is an automatic control unit, which can be combined with various other electrical equipment to realize automatic control of the running circuit,When a present time is over,the contact output will be closed or opened so that the terminal electrical equipment can run or stop automatically
This series of relays have the advantages of wide operating voltage range ,clear working instructions, small volume, uniform size,easy installiation,ect.
Application:
1. Industrial machinery
2. Illumination
3. Manufacturing
4. HVAC system
5. Food and Agriculture
Wenzhou Derrek Electric Co., Ltd. is a China Time Relay Manufacturer and Sale Time Relay Factory. YOSHINE’s products can be divided into two categories:
1. Products that manage electronic control processes (Step Relay, Time Relay, Switching Power Supply, Floatless Level Switch, etc.).
2. Products that protect equipment (e.g. motors) from voltage and current failures (Voltage Protection Relay, Current Monitoring Relay). OEM service is offered according to the client’s requirements.
Application of YOSHINE’s products is mainly in reset control (small hospitals, nursing homes, community houses), Lighting Control, Pump Control, Generator Control, etc. Considering the important role of our products, we keep developing new products and improving quality standards.
YOSHINE not only involves all aspects of the industrial field but also intelligent control of offices and residences. We strive to provide clients with more efficient and intelligent products.
YOSHINE has gained a reputation for short lead time, flexible design, and excellent technical support.
YOSHINE has made its contribution to the development of our society and the global intelligence industry with the mission of “Made for Connection”.
The company currently has more than 50 employees, including 7 professional technicians and 2 engineers.
We have our own manufacturing plant which covers an area of 12000 square meters.
Our monthly production capacity is over 100,000 pcs, which can meet the needs of different clients.
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Time relays are essential components in modern electrical control systems, helping automate processes by introducing a time delay in the operation of circuits. These devices allow for precise control over switching functions, making them crucial in applications where timing is critical.
Time relays can be categorized based on their design, functionality, and control mechanism. Broadly, they are classified into two major groups: electromechanical time relays and solid-state time relays.
Electromechanical Time Relays: These are the traditional type, utilizing mechanical contacts and a coil to create a time delay. The delay is typically controlled by an internal spring or motor mechanism that moves the contacts at a specified rate after activation. Electromechanical relays are often used in industrial applications where the timing needs to be robust and reliable, even in harsh conditions.
Solid-State Time Relays: These are more modern and compact, utilizing electronic circuits and semiconductors to perform the timing function. Solid-state relays are preferred in environments where reliability and energy efficiency are paramount, as they do not have moving parts and therefore offer longer lifespans and faster response times.
Time relays can further be divided into several subcategories based on their operating characteristics, such as:
On-Delay Relays: These relays provide a time delay before closing their contacts, often used to delay the start of a process.
Off-Delay Relays: These remain closed for a time delay after the power supply is turned off.
Interval Relays: These relays open or close contacts for a set interval before returning to their normal state.
Different applications require different types of time relays to ensure performance and reliability.
A 24-volt timer relay is a popular choice in a variety of control and automation applications, particularly in environments where a low-voltage power supply is required. The features of a 24-volt timer relay make it suitable for use in many systems that demand precise timing with minimal power consumption.
Low Voltage Operation: Operating at a voltage of 24V, these timer relays are ideal for low-voltage systems, ensuring safety and reducing energy consumption. This voltage range is compatible with industrial control circuits, making the relays versatile and widely used in various sectors like HVAC systems, automation, and security systems.
Compact Design: The 24-volt timer relay typically features a compact form factor, which is important for installations in space-constrained environments. Despite their small size, these relays provide high reliability and performance.
Wide Timing Range: These relays can be adjusted to delay the switching of contacts from milliseconds to several hours, depending on the application. This flexibility allows them to meet the timing needs of diverse systems, from controlling lighting circuits to managing complex machinery.
An adjustable time delay relay is a versatile component that allows the user to set a specific time interval between the activation of the relay and the switching of its contacts. These relays are commonly used in applications where flexibility and precision in timing are essential.
The working principle of an adjustable time delay relay is based on the interaction between a control circuit and an internal timing mechanism. Typically, the user adjusts a knob or dial to set the desired time delay, which can range from milliseconds to several minutes, depending on the model.
Triggering: When the relay is energized, the internal timing mechanism starts a countdown. The time delay is triggered by the application of a voltage to the relay, which activates a timing circuit that operates either through an electromechanical or solid-state system.
Time Delay Process: In the case of electromechanical relays, a spring-loaded mechanism or a motorized coil delays the movement of contacts for the set time. For solid-state relays, the delay is often created through electronic circuits like capacitors and resistors, which charge and discharge to produce a time delay.
Contact Switching: After the preset delay time has passed, the relay switches its contacts from the initial position (either open or closed) to the opposite state. The relay will then either maintain the new contact position or revert to the original position after another delay or after a certain condition is met, depending on the type of relay.