--- title: DC SPD Type2 1000V BUD-40/3 UL Version | Beny New Energy | BENY Electric image: https://www.beny.com/wp-content/uploads/2022/05/bud40-3-400.jpg --- [![logo]()](https://www.beny.com/) Search [Home](https://www.beny.com/) [Products](https://www.beny.com/products/) [DC Surge Protective Device](https://www.beny.com/product-category/dc-surge-arrester/) [DC SPD up to 1000V](https://www.beny.com/product-category/dc-spd-up-to-1000v/) DC SPD Type2 1000V BUD-40/3 UL Version - ![bud40 3 4003]() - ![bud40 3 4002]() - ![bud40 3 400]() - ![bud40 3 4003]() - ![bud40 3 4002]() - ![bud40 3 400]() # DC SPD Type2 1000V BUD-40/3 UL Version BENY Electric BUD-40/3 DC Surge Arrester 1000V Type 2 Surge Protective Devices DC SPD UL1449 #### Highlights : - Suitable For Use in All Photovoltaic Systems - Comply with : IEC/EN 61643-31/UL 1449 - Plug-in Protection Module, Easily Installation and Maintainance - High Energy Varistor, Response Time Less Than 25 Nanosecond - ![rohs]() - ![cURus]() - ![TUV 100X100 icon]() - ![CE-Certified icon]() [Download Datasheet](https://www.beny.com/wp-content/uploads/2022/05/DC-Surge-Arrester-BUD-40-3-T2-1000V-UL-Version-2022.05.12.pdf) [Request A Quote](javascrpt:;) ## Application PV DC BUD-40/3 Surge Protection Device was designed and manufactured, complying the PV standard IEC/EN 61643-31/UL1449, It widely used in PV DC combiner box, inverter, controller, and PV DC cabinet.   Rated voltage 1000V DC, Maximum discharge current 40KA, High Energy Varistor, high effective for lightning protection. ## SPECIFICATION | Model | BUD-40/3 | | --- | --- | | Pole | 3P | | Standard | IEC/EN 61643-31/UL 1449 | | Category IEC/EN | IEC II/EN2 | | Open Voltage Uoc Max | 1000V DC   | | Max Continuous Operational Voltage Uc | 1000V DC   | | Nominal Discharge Current In(8/20)μs | 20KA   | | Maximum Discharge Current Imax(8/20)μs | 40KA | | Voltage Protection Level Up | ≤3.8KV | | Response Time | ≤25ns | | Operating Temperature Range (TU) | -40°C\~+80°C   | | For Mounting on | TH35-7.5/DIN35 | | Relative Humidity | 30%\~90% | ## RELATED PRODUCTS - [![DC SPD Type 1+2 1000V BUD S1000 04]()

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