What is SPD?
A surge protective device is a device designed to protect electrical equipment from voltage spikes or transient overvoltages. These surges can occur due to lightning strikes, switching operations, or other disturbances in the electrical grid.
How SPD work？
A surge protective device (SPD) safeguards electronic equipment from power surges by regulating the voltage supplied to electrical devices. When the line voltage exceeds a specific threshold, the SPD’s internal components become conductive and redirect the excess voltage, typically to a grounding conductor. This action prevents the excess voltage from reaching the connected equipment, thereby avoiding potential damage.
SPD Technical Parameter
SPD Structure
It is made of high-quality MOV chips, conductors, and nylon V0-level high flame retardant for isolated modular installation. It has excellent performance and can be applied to different power supply systems such as DC, AC, and photovoltaic through different combinations.
SPD Featrues
1、Preferred materials, higher quality.
2、Multiple types of tests and voltage levels, ultra-full surge protection, wide application.
3、Plug-in module design, the base can be reused, reducing maintenance costs.
4、Miniaturized design, perfectly matching the size of the circuit breaker, and rationally utilizing the box space.
5、Bi-stable guide rail installation design, tool-free, simple and convenient.
SPD Installation
1、Small modular design perfectly matches the size of the circuit breaker and makes reasonable use of space, making installation convenient for users
2、The exquisite anti-slip and rounded design of the buckles and shell make installation more comfortable for customers.
3、Guide rail installation design, tool-free buckle installation and removal, making installation easy for users.
4、It adopts two-way rail-type plug-in module installation, and also has anti-slip function for disassembly, which realizes anti-falling and easy tool-free online replacement.
5、The plug-in combination of the base and the module adopts an error-proof design to prevent users from confusing modules with different current and voltage levels during use.
Is a spd necessary?
In today’s world, electronic devices and power systems play a crucial role in our daily lives and work environments. However, sudden voltage changes caused by surges and lightning strikes can severely damage these devices, leading to data loss, equipment failure, and even fires. Therefore, installing a surge protective device (SPD) is essential.
A surge protective device is specifically designed to safeguard electronic equipment and power systems from the adverse effects of power surges and lightning strikes. It works by quickly disconnecting the power or diverting excess current to the ground when a surge is detected, thereby ensuring the normal operation and extended lifespan of your devices.
SPD can effectively prevent surges from causing instantaneous damage to sensitive electronic equipment and ensure long-term stable operation of the equipment. By preventing damage caused by surges, SPD can significantly reduce the cost of repairing and replacing equipment.
In addition, installing SPD can improve the overall reliability of the power system, reduce downtime and production losses caused by surges, and enhance system reliability. For businesses, data is one of the most valuable assets. SPD prevents data loss and damage caused by surges, ensuring business continuity.
Practical applications of surge protective device include:
1、Homes and Offices
Protecting computers, home entertainment systems, and other electronic devices from surges due to lightning or power grid fluctuations.
2、Industrial Settings
Safeguarding machinery and critical equipment from power surges that could disrupt production lines and lead to costly downtime.
3、Telecommunications
Ensuring the reliability of communication networks by protecting servers, routers, and other essential infrastructure from surges.
4、Healthcare Facilities
Protecting sensitive medical equipment, such as MRI machines and patient monitoring systems, from power surges to ensure uninterrupted healthcare services.
In summary, installing surge protective device is not only a necessary measure to protect electronic equipment but also a critical step in ensuring the safety and reliability of power systems and data integrity. Whether in homes, offices, or industrial environments, investing in high-quality surge protective devices is a wise decision.
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SPD Operating Conditions
1、Ambient temperature: -40℃ ~+40℃ ;
2、Relative humidity: the daily average value is not biggerthan 95%, and the monthly average value is not bigger than 90%;
3、Installation location: the altitude does not exceed 1000m;
4、Wind speed: no more than 35m/s;
5、Ice coating thickness: no more than 10mm;
6、Installation location: There should be no risk of fire,explosion, chemical corrosion and severe vibration;
7、Earthquake intensity: no more than magnitude 8;
8、Not suitable for places with burning or explosion hazards,places with severe vibration or impact, conductive and chemical gas and areas with severe pollution and salt spray.
SPD Ordering Instruction
1、tem No；
2、Rated Voltage;
3、Rated Current;
4、Whether with arc extinguishing chamber;
5、Whether with mounting bracket ;
6、Please inform us with your special requirements.
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