Great protective ability
Ministry of Land, Infrastructure, Transport and Tourism Public Building Construction Standard Specifications Compliant Products (SG-GV12J, SG-GV24J, SG-GV48J, SG-GV5JW, SGR-GV12J, SG-T150J) Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliant Products (SG-GV24J, SG-GV48J) Corresponds to JIS C 5381-21 For signal lines (SG-GVJ series), for telephone lines (SG-TJ series) High protection capability Protects equipment from lightning surges entering through telephone and signal lines. JIS compliant. SPD, lightning arresters (such as arresters, surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.
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basic information
*Features* 1. High protection capability 2. Compatible with DIN rail and screw mounting 3. Plug-in type (easy to inspect and replace) 4. Compliant with RoHS restricted substances
Applications/Examples of results
【Purpose】 Protects equipment from lightning surges entering through communication lines (signal lines, telephone lines). SG-GV3J: General use SG-GV5J: General use SG-GV12J: General use SG-GV24J: For DC4–20mA, general use SG-GV48J: For DC10–50mA, general use SG-GV65J: General use SG-GV5JW: For 3-wire temperature resistance sensors (PT100), potentiometers, thermocouples, general use (2-wire, 3-wire), RS485 lines SGR-GV12J: For RS485 lines, RS422 lines (When using with RS422 lines, please prepare two of this SPD. Also, ensure that the maximum continuous operating voltage is not exceeded.) SG-T150J: For general telephone lines, dedicated lines, ISDN lines, ADSL lines
Detailed information
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Easy-to-exchange plugin type
catalog（8）
Download All Catalogs
Otowa Electric Industry Catalog - SPD for Signal Lines and Telephone Lines, SG-GVJ, SGR-GVJ, SG-TJ Series (SG-GVJ Series)
Otowa Electric Industry Catalog - SPD for Signal Lines and Telephone Lines, SL-GVJ Series, SL-TJ Series
Otowa Electric Industry Catalog - SPD for Telephone Terminals and Communication Terminals (SPU Series) SPU-T170J, SPU-GV24J
Otowa Electric Industry Catalog: SPD for 3-Wire Signal Lines SLT-GV5JW, SLT-GV12JW, SLT-GV24JW
Otowa Electric Industry Catalog Broadcast Line SPD SL-GZ110J
Otowa Electric Industry Catalog - SPD for High Current Signal Lines - SL-KH24J
Otowa Electric Industry Catalog RS485 Line SPD SR-GV5J, SR-GV12J, SR-GV24J, SR-GV38JN
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.