音羽電機工業 List of Products and Services

Gigabit Ethernet compatible 10BASE-T (IEEE802.3i) 100BASE-TX (IEEE802.3u) 1000BASE-T (IEEE802.3ab) Protects network devices and computers connected to the LAN without the need for grounding. Protects devices from lightning surges that intrude from the LAN. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge countermeasures, induced lightning countermeasures, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compliant Products (SR-GV24J, SR-GV38JN) Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliant Products (SR-GV24J, SR-GV38JN) Corresponding to JIS C 5381-21 SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

Slim design compatible with 19-inch racks (JIS/EIA standards) Impulse withstand voltage 30kV A high-performance shielded lightning surge transformer that attenuates lightning surges by 1/100 to 1/10,000. By insulating the primary and secondary sides, it provides excellent protection and safeguards the power supply system. 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 countermeasures.

• Other safety equipment

Compact size with high protection capability Impulse current 25kA, 50kA *No external isolator is required when used as an SPD for grounding. Protects equipment from lightning surges entering through power supply and grounding (earth) with high protection capability. Direct lightning strike compatible. Protects equipment from lightning surges entering through power supply and grounding (earth). Complies with JIS standards. Handles the diversion components of direct lightning strikes and is installed in distribution boards and sub-distribution boards. Manufactured by Otowa Electric Industry, a specialist in SPD, lightning rods (such as arresters and surge protectors), lightning countermeasures, lightning surge countermeasures, and induced lightning countermeasures.

• Other safety equipment

Protects between lines and to ground with one unit. Registered product with the Ministry of Land, Infrastructure, Transport and Tourism (MLIT) Compliant with MLIT's Standard Specifications for Public Building Construction Compliant with MLIT's Design Standards for Building Equipment 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 can be installed in distribution boards and sub-distribution boards. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning countermeasures, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

UL certification 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 II & III (JIS C 5381-11) compliant Protects equipment from lightning surges entering through power sources and grounding. Induced lightning protection. Protects equipment from lightning surges entering through power sources and grounding. JIS compliant. A standard SPD that can be installed in distribution boards and sub-distribution boards. 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.

• Other safety equipment

For network devices connected to LAN lines SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

JIS C 60364-5-53 compliant * "Lightning protection panel" is a registered trademark of Otowa Electric Industry. * We can manufacture products tailored to your specifications. Please contact us if you have any requests. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment
• Other electronic parts

Protection of low-voltage distribution boards (sub-distribution boards) and low-voltage power circuits Lightning arresters (arresters, SPD, LA, surge protectors, etc.), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

Supports direct lightning strikes up to 200kA. A surge counter that visualizes the intrusion of lightning surges. Usable for grounding lines of direct lightning strikes of 200kA. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPDs, lightning rods (such as arresters and surge protectors), lightning countermeasures, and induced lightning countermeasures.

• Other safety equipment

Compact and lightweight Single-phase 0.5~2kVA High-performance triple-shield lightning protection transformer With noise cut function A high-performance shielded lightning protection transformer that attenuates lightning surges by 1/100 to 1/10,000. By insulating the primary and secondary sides, it provides excellent protection and safeguards the power supply system. 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 countermeasures.

• Other safety equipment

High-performance triple-sealed lightning-resistant transformer with noise-cut function. * "Surge Shelter" is a registered trademark of Otowa Electric Industry Co., Ltd. A high-performance shielded lightning-resistant transformer that attenuates lightning surges by 1/100 to 1/10,000. By insulating the primary and secondary sides, it provides excellent protection and safeguards the power supply system. Manufactured by Otowa Electric Industry Co., Ltd., specializing in SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasures, and lightning surge countermeasure products.

• Other safety equipment

The most standard lightning arrester that does not allow continuous current to flow due to non-linear resistance using high-performance elements. *Rated voltage: Available for 4.2 kV (GL-B3G-T, GL-B3G). It protects equipment from lightning surges that invade from high voltage and extra high voltage distribution lines. Compliant with JEC standards. Supports up to 3.3 kV and 6.6 kV. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including lightning arresters (arresters, SPD, LA, surge protectors, etc.), lightning countermeasure products, lightning surge countermeasure products, and induced lightning countermeasures.

• Other safety equipment

General area use / Lightning strike area use Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compatible Products (CA-6H, CA-6SH) JIS C 4608 (CA-6H, CA-6SH) Protects equipment from lightning surges entering from high voltage and extra high voltage distribution lines. JEC compliant. Compatible with up to 3.3kV and 6.6kV. Available for indoor use and for cubicles. Lightning arresters (Aresta, SPD, LA, surge protectors, etc.), lightning countermeasure products, lightning surge countermeasure products, induced lightning countermeasures, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

Class 1 compliant SPD suitable for hazardous areas. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compliant Products (SG-Z12J, SG-Z24J, SG-Z48J) Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliant Products (SG-Z24J) Corresponding to JIS C 5381-21 SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

Shielded lightning-resistant transformer Impulse withstand voltage 30kV A high-performance shielded lightning-resistant transformer that attenuates lightning surges by 1/100 to 1/10,000. By insulating the primary and secondary sides, it provides excellent protection and safeguards the power supply system. 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 countermeasures.

• Other safety equipment

Gas-filled gap type Integrated SPD external separator (MCCB) and SPD Designed to withstand direct lightning strikes. Protects equipment from lightning surges that enter through power supply and grounding (earth). Compliant with JIS standards. Handles the diversion components of direct lightning and is installed in distribution boards and sub-distribution boards. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPDs, lightning arresters (such as arresters and surge protectors), lightning surge countermeasures, and induced lightning countermeasures.

• Other safety equipment

Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliant Product Class 1 (JIS C 5381-11) Compatible * "Earth Coupler" is a registered trademark of Otowa Electric Industry Co., Ltd. This is an SPD that equalizes the potential difference between grounding points (equipotential bonding). By connecting it to the grounding points, it eliminates potential differences and protects internal equipment. 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 Co., Ltd., a specialist in lightning protection.

• Other safety equipment

Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compliance Product Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliance Product Compliant with JIS C 5381-11 *When used as a SPD for grounding, an SPD external separator is not required. Protects equipment from lightning surges entering through power and grounding (earth). Indirect lightning protection. Protects equipment from lightning surges entering through power 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 protection products, indirect lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other power sources
• Other energy equipment

Ministry of Land, Infrastructure, Transport and Tourism Public Building Construction Standard Specifications Compatible Products Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compatible Products 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 can be installed in distribution boards and sub-distribution boards. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning measures, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

Ministry of Land, Infrastructure, Transport and Tourism Public Building Construction Standard Specifications Compatible Products (SL-GV12J, SL-GV24J, SL-GV48J, SL-T170J) Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compatible Products (SL-T170J) Compliant with JIS C 5381-21 Protects against lightning surges entering through signal lines. Signal line use (SL-GVJ series), telephone line use (SL-TJ series) SPD, lightning arresters (such as arresters, surge protectors), lightning countermeasure products, lightning surge countermeasure products, induced lightning countermeasures, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compliant Products (SLT-GV5JW, SLT-GV12JW, SLT-GV24JW) Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliant Products (SLT-GV24JW) Corresponding to JIS C 5381-21 SPD, lightning arresters (such as arresters, surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, products from Otowa Electric Industry, a specialized manufacturer of lightning protection.

• Other safety equipment

For control power circuits (AC/DC compatible) Protection from lightning surges entering from control power circuits (AC/DC compatible). Slim type. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge countermeasures, induced lightning countermeasures, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

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 countermeasures.

• Other safety equipment

ITV and surveillance camera use Protects ITV and surveillance camera equipment from lightning surges entering through coaxial cables. Protects equipment from lightning surges entering through coaxial cables. 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 lightning surge countermeasures.

• Other safety equipment

For high current signals and contact signals Protects equipment from lightning surges entering through high current signals and contact signals. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge countermeasures, induced lightning countermeasures, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

For speaker circuit (high impedance) Protects equipment from lightning surges entering through the speaker circuit. 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 countermeasures.

• Other safety equipment

Ministry of Land, Infrastructure, Transport and Tourism - Standards for Lightning Protection Measures for Aviation Security Radio Facilities, etc. (Excluding CS-NPJ50-1.2K and CS-NPJ50-T90LT) Compliant with JIS C 5381-21 Protects equipment from lightning surges entering through coaxial cables. JIS compliant. SPD, lightning arresters (such as arresters, surge protectors, etc.), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Other safety equipment

For terrestrial digital television broadcasting, BS broadcasting, and CS broadcasting Protects equipment from lightning surges entering through coaxial cables. JIS compliant. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasure products, and induced lightning countermeasures.

• Other safety equipment

Automatic reclosure only occurs when the breaker operates due to a lightning surge (or switching surge). Automatic reclosure is performed only when the breaker operates due to a lightning surge; it will not be reclosed in the event of ground faults or other load abnormalities. This reduces the burden on workers. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasures, and lightning surge countermeasures.

• Other safety equipment

Record and display the surge current level that has entered the grounding line and the detection time. Output contact during SPD degradation detection. Record and display the surge current levels (100A, 500A, 1000A) and their detection times. Manufactured by Otowa Electric Industry, a specialized manufacturer of SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge countermeasures, and induced lightning countermeasures.

• Other safety equipment

Home Distribution Board Installation Type Recently, the advancement of high technology in household devices has been remarkable, and these devices play an important role. When lightning surges invade these devices, not only can they cause damage and malfunction, but they can also disrupt daily life. This situation can be prevented in advance. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge countermeasures, induced lightning countermeasures, and products from Otowa Electric Industry, a specialized manufacturer of lightning protection.

• Other safety equipment

The Lightning Technology Center is the only lightning-specialized testing center in Japan, equipped with various testing devices such as lightning testing equipment that utilizes the technology of OTOWA. We accept commissioned tests using testing equipment and devices from Otowa Electric Industry. We conduct development tests for lightning protection products and evaluation tests for various electrical devices, contributing to a safe and secure society. ■ Target Tests (also compatible with JIS and IEC standards) Lightning surge withstand tests for various electrical devices (impulse voltage tests, current tests) Commercial frequency withstand voltage tests for various electrical devices Operational responsibility tests for high-voltage and low-voltage lightning arresters Protection coordination tests using high-voltage and low-voltage lightning arresters Mechanical strength: vibration tests, tensile and compression tests Various environmental tests: cold heat, salt spray, sunlight, etc. *We have materials available for facility information and commissioned tests. Please request them through the inquiry form. Lightning Technology Center: Amagasaki City, Hyogo Prefecture (10 minutes by train from JR Osaka Station to JR Amagasaki Station, within walking distance)

• Circuit breakers and switches