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SPD Lightning Arrester

Photovoltaic SPD Surge DC1000V3P40KA ...Photovoltaic SPD Surge DC1000V3P40KA ...
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Photovoltaic SPD Surge DC1000V3P40KA ...

2025-08-21

The red 3P surge protector features an elastic design to protect your critical electronic devices from destructive power spikes. This robust and durable device performs well in areas where other devices struggle to achieve it, and can operate reliably even in cold temperatures and high-altitude regions. Its sturdy structure can resist the corrosive effects of severe sandstorms and coastal humidity. Red 3P provides continuous and reliable surge protection for sensitive equipment under various harsh conditions

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Lightning Surge Protector AC275V 20-4...Lightning Surge Protector AC275V 20-4...
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Lightning Surge Protector AC275V 20-4...

2025-08-14

The 275V lightning surge protector (SPD) is an overvoltage protection device used in low-voltage electrical systems. Its core function is to protect against surge voltages caused by lightning or abnormal grid conditions, ensuring the safety of equipment. The specific usage functions are as follows:

Surge voltage interception: When an instantaneous overvoltage exceeding 275V occurs in the circuit (such as surges generated by lightning induction or grid switch operations), it can quickly conduct and discharge the excessively high voltage to ground, preventing equipment from being damaged by breakdown.

Normal circuit maintenance: When the grid voltage is normal (not exceeding 275V), maintain a high-impedance state to ensure normal power supply to the circuit and stable operation of the equipment.

Overload protection and indication: Some models are equipped with overload protection function. When the surge current is too large, it will automatically disconnect to prevent self-damage. At the same time, the working status (such as normal or faulty) is indicated through indicator lights and other means, facilitating maintenance.

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SPD Solar Photovoltaic DC500V Surge L...SPD Solar Photovoltaic DC500V Surge L...
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SPD Solar Photovoltaic DC500V Surge L...

2025-08-14

DC500V DC lightning protection is a lightning surge protection measure designed for electrical systems with a DC voltage of 500V. The core is achieved through dedicated DC lightning surge protectors (SPDS). Its main functions and features are as follows:

Blocking DC surge: When instantaneous overvoltage occurs in the DC system due to lightning induction, equipment start-up and shutdown, power switching, etc., the protector quickly conducts to discharge the surge current to ground, preventing overvoltage from damaging DC equipment 

Adapted to DC characteristics: Specifically designed for DC systems, it can withstand a 500V DC working voltage, preventing false operation under normal DC voltage. It also features unidirectional conduction or symmetrical protection capabilities, adapting to the polarity characteristics of DC circuits.

Ensure system stability: During normal operation, it presents a high-impedance state, which does not affect the normal power supply of the DC system and the operation of equipment. Automatically restore high resistance after the surge to ensure the continuous stability of the system.

Fault Indication and Protection: Some models are equipped with status indicators (such as indicator lights) to facilitate the determination of whether they are working properly. When encountering large surges or self-damage, it will automatically disconnect to avoid affecting the entire DC system.

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1000VDC T2 Class 3Pole Surge Protecti...1000VDC T2 Class 3Pole Surge Protecti...
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1000VDC T2 Class 3Pole Surge Protecti...

2025-11-14

This advanced 3pole surge protective device (SPD) is engineered to provide robust protection for 1000VDC electrical systems against transient overvoltages caused by lightning strikes and switching surges. Designed with a durable red plastic housing, the device combines high visibility with reliable insulation properties. With a maximum discharge current of 40kA and compliance with T2 (Class II) standards, it ensures the safety and longevity of sensitive electrical equipment in highvoltage DC applications. The threepole configuration offers comprehensive protection for positive, negative, and ground conductors, making it ideal for complex DC systems.

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1500VDC T2 level 3-pole surge protect...1500VDC T2 level 3-pole surge protect...
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1500VDC T2 level 3-pole surge protect...

2025-11-14

This advanced three-pole surge protector is designed for ultra-high voltage (UHV) 1500VDC electrical systems, providing comprehensive protection against lightning strikes and transient overvoltages. The device's durable red plastic housing ensures excellent electrical insulation while remaining highly visible and easily identifiable within electrical cabinets. Its maximum current capacity of 40kA, meeting T2 rating, provides reliable performance for critical applications requiring surge protection. The three-pole configuration provides comprehensive system protection for positive, negative, and ground conductors, making it ideal for harsh industrial environments.

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1000VDC T2 Surge Protective Device: R...1000VDC T2 Surge Protective Device: R...
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1000VDC T2 Surge Protective Device: R...

2025-11-14

This advanced threepole surge protective device is engineered for highvoltage 1000VDC electrical systems, providing superior protection against lightning strikes and transient overvoltages. The device features a durable plastic housing in distinctive red color, ensuring both safety and easy identification in electrical enclosures. With a maximum discharge capacity of 40kA and T2 classification, it offers reliable performance for critical applications where electrical system protection is paramount. The product meets international standards for surge protective devices, making it suitable for various industrial and commercial implementations.

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800VDC T2-class surge protector: prov...800VDC T2-class surge protector: prov...
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800VDC T2-class surge protector: prov...

2025-11-14

This advanced three-pole surge protector is designed for 800VDC electrical systems, providing robust protection against transient overvoltages and lightning surges. Housed in a striking red, durable plastic case, it combines high-performance protection with reliable operation in demanding applications. With a maximum current capacity of 40kA and a T2 safety rating, it provides comprehensive surge protection for high-voltage DC systems while complying with international safety standards. This product is designed to provide consistent performance in a wide range of industrial and commercial environments where electrical system reliability is critical.

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500VDC T2 Surge Protective Device wit...500VDC T2 Surge Protective Device wit...
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500VDC T2 Surge Protective Device wit...

2025-11-14

This 3pole T2 class surge protective device is engineered for reliable overvoltage protection in 500VDC electrical systems. The device features a robust plastic housing in distinctive red color, providing both high visibility and reliable insulation properties. With a maximum discharge capacity of 40kA and standard discharge current of 20kA, this surge protector offers effective defense against lightninginduced surges and transient overvoltages. The product is designed to meet international standards for surge protective devices, ensuring consistent performance in various electrical environments.

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150VDC T2 Class Surge Protective Devi...150VDC T2 Class Surge Protective Devi...
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150VDC T2 Class Surge Protective Devi...

2025-11-14

This 3pole surge protective device is designed for 150VDC electrical systems, providing reliable protection against transient overvoltages and lightninginduced surges. With a maximum discharge current of 40kA and T2 classification, the device offers robust surge protection for various DC applications. The red plastic housing ensures easy identification while maintaining electrical insulation properties. Suitable for both industrial and commercial use, this protector helps prevent equipment damage caused by electrical surges.

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24VDC T2 Surge Protective Device with...24VDC T2 Surge Protective Device with...
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24VDC T2 Surge Protective Device with...

2025-11-14

This 3pole T2 class surge protective device is engineered to provide reliable overvoltage protection for 24VDC electrical systems. Designed with a distinctive red plastic housing, this device offers comprehensive protection for DC power lines against transient surges and lightninginduced overvoltages. With a maximum discharge capacity of 40kA, this protector effectively safeguards sensitive lowvoltage electrical equipment from damage caused by lightning strikes and electrical surges. The product meets international standards for surge protective devices and is particularly suitable for applications where reliable lowvoltage DC system protection is required.

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1000VDC T2 Surge Protective Device wi...1000VDC T2 Surge Protective Device wi...
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1000VDC T2 Surge Protective Device wi...

2025-11-14

This surge protective device is designed to provide reliable overvoltage protection for 1000VDC electrical systems. The T2 class device features a 2pole configuration that ensures comprehensive protection for both positive and negative DC lines against transient surges and lightninginduced overvoltages. With a maximum discharge capacity of 40kA, this protector effectively safeguards electrical equipment from damage caused by lightning strikes and switching surges. The plastic housing provides excellent electrical insulation and meets international safety standards for surge protective devices.

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1500VDC T2 Surge Protective Device fo...1500VDC T2 Surge Protective Device fo...
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1500VDC T2 Surge Protective Device fo...

2025-11-14

This surge protective device is engineered to provide reliable overvoltage protection for 1500VDC electrical systems. Designed with a 2pole configuration, it offers balanced protection for both positive and negative DC circuits against transient voltage surges and lightninginduced overvoltages. The device's maximum discharge capacity of 40kA ensures effective protection of electrical equipment from damage caused by surge events. Manufactured with plastic housing that meets international safety standards, this product combines electrical insulation properties with environmental durability.

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