SPD for distribution boards LT-332, LT-334 series
LT-332、LT-332S、LT-332S-T、LT-332Z、LT-332ZS、LT-332ZS-T、LT-334
Compact size, protects between lines and ground with one unit.
Ministry of Land, Infrastructure, Transport and Tourism NETIS Registered Product 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 Class 2 (JIS C 5381-11) Compliant Protects equipment from lightning surges entering through power supply and grounding (earth). Induced lightning compatible. Protects equipment from lightning surges entering through power supply and grounding (earth). JIS compliant. A standard SPD that is 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. Easy installation in the panel ● Width of 50mm for JIS standard wiring circuit breakers (2 poles) 2. Safety features even during degradation ● Built-in automatic disconnection device ● SPD function indicator included ● Supports degraded contact output (Only for S type) 3. Excellent responsiveness with no continuous current 4. Three installation patterns ● DIN rail ● Connecting mounting plate ● Screw mounting with mounting brackets (sold separately, model: 7146-0056) 5. Protects between lines and between ground with one unit 6. Compliant with RoHS restricted substances
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Applications/Examples of results
Protects equipment from lightning surges entering through the power supply (lightning strike protection). Class 2 street-level compatible power supply SPD (lightning arrester, arrestor). Single-phase 2-wire, single-phase 3-wire, three-phase 3-wire, 1φ2W, 1φ3W, 3φ3W, AC100V, AC200V, AC400V, for lighting, for power.
Detailed information
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Function confirmation by visual inspection using the SPD function indicator lamp.
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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.