Lightning Protection SPD Kit (Class 1 & 2)
LD-C22EFS-FA-SET, LD-C22EFS-FB-SET, LD-C22EFS-FC-SET, LT-F-SET series
Integration of SPD external separator (fuse) and SPD, easy installation in the panel.
Ministry of Land, Infrastructure, Transport and Tourism NETIS Registered Product (Class 2 Compatible SPD) Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compliant Product Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliant Product JIS C 5381-11 Compliant Protects equipment from lightning surges that enter through power sources and grounding (earth). Compatible with induced lightning. Protects equipment from lightning surges that enter through power sources and grounding (earth). JIS compliant. A standard SPD that can be installed in distribution boards and sub-distribution boards. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge countermeasure products, induced lightning countermeasures, manufactured by Otowa Electric Industry, a specialist in lightning protection.
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basic information
*Features* 1. Integration of SPD external disconnector (fuse) and SPD - Reduction of labor between SPD external disconnector and SPD through pre-wiring unit 2. Easy installation inside the panel - Simply secure both sides of the DIN rail with M4 screws - Use of screw terminal blocks for connection to the main circuit 3. Safety features even during degradation (SPD section) - Built-in automatic disconnection device - SPD function indicator included - Degradation contact output support (only for S type) 4. Excellent responsiveness and no continuous current 5. Protects line-to-line and line-to-ground with a single unit 6. Compliance with RoHS regulations on hazardous substances
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Applications/Examples of results
【Purpose】 ＜Class 1＞ Protects equipment from lightning surges entering from the power supply (direct lightning strike protection). Built-in SPD (surge protective device, lightning arrester) and SPD external separator for Class 1 compatible power supplies. Single-phase 2-wire, single-phase 3-wire, three-phase 3-wire, 1φ2W, 1φ3W, 3φ3W, AC100V, AC200V, AC400V, for lighting, for power. ＜Class 2＞ Protects equipment from lightning surges entering from the power supply (induced lightning protection). Built-in SPD (surge protective device, lightning arrester) and SPD external separator for Class 2 compatible power supplies. Single-phase 2-wire, single-phase 3-wire, three-phase 3-wire, 1φ2W, 1φ3W, 3φ3W, AC100V, AC200V, AC400V, for lighting, for power.
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Company information
OTOWA is the only manufacturer in Japan specializing in lightning protection, having explored "lightning" since its founding. We want to create a safe and secure society where people are not afraid of the natural threat of "lightning." We will realize this wish with our advanced lightning protection systems. ◆ A wide range of product lineup We offer a variety of products, including surge protectors for power distribution, as well as those for offices, factories, railway vehicles, and general households. We also accommodate custom orders, so please feel free to consult with us. ◆ Consulting for lightning protection Lightning protection varies depending on various conditions such as location. OTOWA will propose the most suitable lightning protection measures for those conditions. ◆ World-class "lightning" testing facilities Using top-class testing equipment and a variety of testing facilities, we conduct product evaluation tests and development in-house. Our achievements are highly regarded, and we also accept contract testing (Lightning Technology Center). ◆ Unique quality of zinc oxide devices We produce zinc oxide (ZnO) devices under strict management. These devices are the heart of surge protective devices (SPDs) and are essential for lightning protection.