Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Conforming Products Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Conforming Products JIS C 5381-21 Compliant
For telephone lines (SPU-T170J) For signal lines (SPU-GV24J) Compatible with LSA-Plus Krone terminal installation Protects equipment from lightning surges entering through telephone and signal lines. JIS compliant. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasures, and induced lightning protection.
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basic information
*Features* 1. Compatible with LSA-Plus connectors, NUCS, and UCS terminal mounting 2. Equipped with SPD function display 3. Plug-in type (easy inspection and replacement) 4. Compliant with RoHS restricted substances
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Applications/Examples of results
【Purpose】 Protects equipment from lightning surges that enter through communication lines (telephone lines, signal lines). SPU-T170J: For multiple general telephone lines, ISDN, and ADSL at MDF. SPU-GV24J: For general use.
Detailed information
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Installation example
catalog（2）
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Otowa Electric Industry Catalog - SPD for Telephone Terminals and Communication Terminals (SPU Series) SPU-T170J, SPU-GV24J
Otowa Electric Industry General Catalog
Company information
OTOWA is the only manufacturer in Japan specializing in lightning protection, having explored "lightning" since its establishment. We want to create a safe and secure society that does not fear the natural threat of "lightning." We will realize this wish with our advanced lightning protection systems. ◆ A Wide Range of Products Available 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 facilities and a diverse range of testing equipment, 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 indispensable for lightning protection.