音羽電機工業 List of Products and Services

European Integration Standards (EN) UL Standard Certification Class 2 (JIS C 5381-11) Compliant Surge Absorber / Surge Protector

• Other safety equipment

Transitional grounding impedance measuring device 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

OA Series Designed for indoor use with large capacity, ensuring power supply in case of a power outage. Equipped with a high-performance inverter for stable power supply. Includes SPD (surge protective device). Manufactured by Otowa Electric Industry, a specialized manufacturer of SPD, lightning rods (such as arresters and surge protectors), lightning protection products, lightning surge countermeasures, and induced lightning countermeasures.

• Other safety equipment

DC Power Protection for Solar Power Generation Systems For DC 660V, 1060V, and 1500V Designed to withstand direct lightning strikes. Protects equipment from lightning surges that enter through power sources and grounding (earth). Compliant with JIS standards. Handles the current diversion components of direct lightning strikes and is installed in distribution boards and sub-distribution boards. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), and measures against induced lightning and lightning surges.

• Solar power generator
• Other safety equipment

Explosion-proof protection of gas pipelines and pressure transmitters in explosive areas from lightning surges. Manufactured by Otowa Electric Industry, specializing in lightning protection products such as surge protectors (arresters, SPD, LA), lightning countermeasure products, lightning surge countermeasure products, and induced lightning countermeasures.

• Other safety equipment

The built-in SPD separator allows for the shortest internal wiring in the panel. It protects equipment from lightning surges that enter through the power supply and grounding (earth). It is compatible with induced lightning. It protects equipment from lightning surges that enter through the power supply and grounding (earth). It complies with JIS standards. This is a standard SPD that can be installed in distribution boards and sub-distribution boards. Manufactured by Otowa Electric Industry, a specialized manufacturer of SPD, lightning rods (such as arresters and surge protectors), lightning countermeasure products, lightning surge countermeasure products, and induced lightning countermeasures.

• Other safety equipment

Report on past lightning strike information. It can be used as a lightning strike certificate for verification of lightning countermeasures and insurance claims. Based on lightning strike data observed by the Japan Meteorological Agency's lightning monitoring system LIDEN, we conduct lightning investigations for the specified location and period, and deliver a report. ◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇ Please contact us through the dedicated page below: https://www.otowadenki.co.jp/certificate/ ◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇ ■ I want to know accurate lightning strike information! You can rest assured as we use data from the Japan Meteorological Agency. It can be used for insurance claims as a lightning strike certificate. ■ I want to know past lightning strike information immediately! Was that damage really caused by lightning? The lightning investigation report can be delivered in as little as one day*4. ■ I want to search for lightning strike information online! The lightning investigation report can be fully processed online, including payment. ■ I want to avoid complicated procedures! There are no cumbersome phone interactions for the lightning investigation report. SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasure products, lightning surge countermeasure products, guided lightning countermeasures, manufactured by Otowa Electric Industry, a specialist in lightning countermeasures.

• Other safety equipment

Ministry of Land, Infrastructure, Transport and Tourism NETIS Registered Product (Class 2 Compatible SPD Section) Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compatible Product (SPD Section) Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compatible Product JIS C 5381-11 Compliant (SPD Section) *“Imurai” is a registered trademark of Otowa Electric Industry Co., Ltd. Protects equipment from lightning surges that enter through power sources and grounding (earth). Induced lightning compatible. 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, and lightning protection products from the specialized manufacturer Otowa Electric Industry Co., Ltd.

• Other safety equipment
• Other electronic parts

For network devices connected to a LAN line With SPD function display, compatible with degraded contact output Protects devices from lightning surges entering from the LAN. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), and measures against induced lightning.

• Other safety equipment
• Other electronic parts
• LAN construction and wiring work

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.

• Other safety equipment

Catch the danger of lightning strikes in advance Lightning detection devices catch the possibility of lightning strikes in advance. A diverse lineup of lightning-related products, such as lightning radar that detects the possibility of lightning strikes. 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

Design of impulse voltage generators or impulse current generators tailored to customer requirements. Impulse generators can be manufactured according to customer specifications. Please contact us if you have any requests. ■Combination waveform generator Reference waveforms (voltage/current waveforms) Complies with JIS C 61000-4-5 and IEC 61000-4-5. - For power circuits: Voltage waveform 1.2/50µs, Current waveform 8/20µs - For communication circuits: Voltage waveform 10/700µs, Current waveform 5/320µs We can also provide various coupling/de-coupling network (CDN) circuits for applying impulses superimposed on power circuits or communication circuits. 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

Output capacity 10kVA to 20kVA An uninterruptible power supply (UPS) is a device designed to protect equipment and data by continuously supplying power to load devices for a certain period of time in the event of unexpected power outages or input power abnormalities. SPD, lightning protectors (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

Output capacity 1kVA to 10kVA An uninterruptible power supply (UPS) is a device designed to protect equipment and data by continuously supplying power to load devices for a certain period of time in the event of unexpected power outages or input power abnormalities. 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

To request the comprehensive catalog, please fill out the inquiry form and indicate "Request for catalog delivery." ◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇ 　　　The comprehensive catalog is available for free! 　　Please fill out the inquiry form to request the 　　comprehensive catalog. ◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇◆◇ Manufactured by Otowa Electric Industry, a specialized manufacturer of SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, and induced lightning countermeasures.

• Other safety equipment

Low leakage current type for domestic and European power supplies Measures and removal of various noise disturbances, compliance measures for noise regulations (in each country and market) Low leakage current type for domestic and European power supplies. Minimum mounting base area in the same class. 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
• Static electricity eliminator

Achieved a 40% reduction in mounting area compared to conventional products, and a 30% reduction in volume. Measures and removal of various noise disturbances, compliance measures for noise regulations (in various countries and markets). Achieved excellent attenuation performance even in high-frequency bands. Manufactured by Otowa Electric Industry, a specialized manufacturer of SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, and induced lightning measures.

• Other safety equipment
• Static electricity eliminator

Detailed support for insulation resistance testing of equipment. We can provide detailed support for insulation resistance testing of equipment. Compatible with power supply voltages of AC100V and 200V. *We can manufacture voltage testing equipment tailored to your needs. Please consult us. *We also accept commissioned testing for dielectric strength tests. 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

6.6kV distribution lightning arresters, lightning protection devices, and 1500V DC lightning arrester testers Deterioration of 6.6kV distribution lightning arrester elements can be diagnosed ■Measurement targets Distribution lightning arresters rated at 8.4kV or below Distribution lightning protection devices rated at 8.4kV or below DC lightning arresters for 600V to 1500V DC 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

Simple checker for SPD (surge protective device) up to 1500V ■Measurement targets Operating start voltage (V1mA) for SPD (surge protective device) up to 1500V DC discharge start voltage for SPD (surge protective device) up to 1500V Manufactured by Otowa Electric Industry, a specialist in lightning protection products, surge protection products, and induced lightning countermeasures.

• Other safety equipment

Records and displays the surge current levels that have entered grounding lines, along with the detection time. Compact, lightweight, and easy to install. Records and displays surge current levels (100A~, 1000A~) and their detection times. Compact, lightweight, and easy to install. 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 and lightweight type developed for indoor use Compliant with the Ministry of Land, Infrastructure, Transport and Tourism's standard specifications for public construction (GLI-6G, GLI-6SG) JIS C 4608 (GLI-6G, GLI-6SG) GLI-3G: Rated for 4.2kV, for alternating discharge current of 2500A GLI-6G: Rated for 8.4kV, for alternating discharge current of 2500A GLI-6SG: Rated for 8.4kV, for alternating discharge current of 5000A Protects equipment from lightning surges entering from high voltage and extra high voltage distribution lines. JEC compliant. Supports up to 3.3kV and 6.6kV. For indoor use. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including surge protectors (Arresters, SPD, LA, surge protectors, etc.), lightning countermeasures, and lightning surge countermeasures.

• Other safety equipment

Harmonic Ingress Prevention Device Suitable for cases where overcurrent and overheating relays operate in a 6.6kV system leading capacitor circuit. Instead of attenuating or eliminating the harmonics themselves like a filter, it prevents the amplification phenomenon caused by harmonics. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including surge arresters (Arresters, SPD, LA, surge protectors, etc.), lightning countermeasures, lightning surge countermeasures, and induced lightning countermeasures.

• Other safety equipment

Please specify the LA connector type for the Tohoku region specifications. Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compliant Product For salt damage, dust, and high humidity areas JEC-2374:2015 *Rated voltage 4.2kV available (GL-B3DG5-T, GL-B3DG5). The insulating pipe structure with a double skirt has excellent dirt resistance characteristics and low leakage current. It is suitable for harsh environments such as salt damage areas. It protects equipment from lightning surges entering from high voltage and extra high voltage distribution lines. JEC compliant. Compatible with 3.3kV and 6.6kV. 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

■Environmental Testing and Vibration Testing We can conduct various environmental and vibration tests to ensure the reliability of products used over many years. *The electrodynamic vibration testing equipment is one of the largest in the Kansai region. ■Electrodynamic Vibration Testing Equipment Excitation Force: Sine Wave 16kN Frequency: 5 to 3000Hz Maximum Displacement: 51mm p-p The Lightning Technology Center (Amagasaki City) is a facility equipped with various testing devices, including lightning test equipment that utilizes OTOWA's technology. We accept contract testing using the testing equipment and devices from Otowa Electric Co., Ltd. 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

Terrestrial digital television broadcasting, BS, CS, FM compatible Protects devices such as TVs and BD recorders from lightning surges. 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 power sources
• Other energy equipment

Conductive concrete grounding electrode Reduction effect increased by 30% with power mesh combination Ground resistance reduction agent. It has excellent ground resistance reduction properties, allowing for cost savings in grounding construction. 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.

• Other safety equipment

Protecting telephone lines Protect devices such as computers and IP phones from lightning surges. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, and products from Otowa Electric Industry, a manufacturer specializing in lightning protection.

• Other power sources
• Other energy equipment

7-outlet power strip Protects devices such as computers and IP phones from lightning surges. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), and measures against induced lightning.

• Other power sources
• Other energy equipment

Explosion-proof SPD panel incorporating JIS-compliant SPD We offer panels that combine a wide variety of products such as SPD for power supply, SPD for signal lines, SPD for LAN, and SPD for grounding. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasures, lightning surge countermeasures, and induced lightning countermeasures.

• Other safety equipment

For connecting devices to GPS antenna ports *For inquiries regarding impulse durability D1 compatible products, please contact us separately. 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

HD-SDI signal compatible high-definition broadcasting and ITV camera use 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

Remote monitoring capable coaxial cable protection. Protects equipment from lightning surges entering through coaxial cables. JIS compliant. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPDs, lightning arresters (such as arresters and surge protectors), and lightning surge countermeasures.

• Other safety equipment

For 4K and 8K broadcasting, terrestrial digital television broadcasting, BS broadcasting, and CS broadcasting. Protects equipment from lightning surges that enter 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

Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compatible Products (Only SU-KZ24J and SU-KZ24JS) Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compatible Products Compliant with JIS C 5381-21 Protects equipment from lightning surges entering through telephone and signal lines. JIS compliant. 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.

• Other safety equipment

Compact and space-saving Lightning surge protection. Protects equipment from lightning surges that enter through power sources and grounding. Complies with JIS standards. A standard SPD that can be 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), and lightning surge countermeasures.

• Other safety equipment
• power supply

Reliable domestic production, stable supply of high-quality products. Compact and easy to integrate into equipment. Protects devices from induced lightning surges with a single unit, featuring an SPD function display with a disconnection mechanism. Compatible with induced lightning. Protects devices from lightning surges that enter through power sources and grounding. JIS compliant. A standard SPD that can be installed in distribution boards and sub-distribution boards. Manufactured by Otowa Electric Industry, a specialist in SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasure products, and induced lightning countermeasures.

• Other safety equipment
• power supply

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.

• Other safety equipment
• Other electronic parts

Integration of SPD external separator (MCCB) and SPD Designed to withstand direct lightning strikes. Protects equipment from lightning surges entering through power supply and grounding (earth). Compliant with JIS standards. Processes 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 SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasures, and lightning surge countermeasures.

• Other safety equipment

MPGLS-B6D (for outdoor use: heavy salt resistance) MPGLSI-B6 (for indoor use) MPGLSI-B6-S (for indoor installation) Protects equipment from lightning surges entering from high-voltage and extra-high-voltage power distribution lines. Compliant with JEC standards. A lineup is available for areas prone to severe lightning, salt resistance, indoor use, and cubicle use. Lightning arresters (such as arresters, SPD, LA, surge protectors, etc.), lightning countermeasure products, lightning surge countermeasure products, induced lightning countermeasures, manufactured by Otowa Electric Industry, a specialized manufacturer of lightning protection.

• Other safety equipment

Fuses and fuse holders Used in combination with various power supply SPDs to interrupt short-circuit currents. 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 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) JIS C 5381-21 Compliant For signal lines (SG-GVJ series) and 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.

• Other safety equipment

The polymer outer casing makes it compact and lightweight, convenient for installation and handling. It protects equipment from lightning surges that enter from high-voltage and extra-high-voltage distribution lines. Compliant with JEC standards. Suitable for 22kV and 33kV. A lineup is available for areas prone to severe lightning, salt resistance, indoor use, and cubicle use. Lightning arresters (such as arresters, SPDs, LAs, 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

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 *“Inrairai” is a registered trademark of Otowa Electric Industry Co., Ltd. Induced lightning protection. Protects equipment from lightning surges entering 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 protection products, induced lightning protection, manufactured by Otowa Electric Industry Co., Ltd., a specialist in lightning protection.

• Other safety equipment

SP Series Switching between commercial power supply and emergency power supply SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, products from Otowa Electric Industry, a manufacturer specializing in lightning protection. *“Imurai” is a registered trademark of Otowa Electric Industry.

• Other safety equipment
• Other electronic parts