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 line without the need for grounding. Protects equipment from lightning surges that intrude from the LAN. 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.

• Lightning protection

Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compatible Products (SR-GV24J, SR-GV38JN) Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compatible Products (SR-GV24J, SR-GV38JN) Corresponding to JIS C 5381-21 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.

• Lightning protection

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.

• Lightning protection

Compact size with high protection capability Impulse current 25kA, 50kA *When used as an SPD for grounding, an SPD external separator is not required. 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 lightning protection products, including SPDs, lightning arresters (such as arresters and surge protectors), and lightning surge countermeasures.

• Lightning protection

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 Building Equipment Design Standards Class 2 (JIS C 5381-11) compliant Protects equipment from lightning surges entering through power and grounding (earth). Compatible with induced lightning. 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. Manufactured by Otowa Electric Industry, a specialist in lightning protection products, including SPDs, lightning arresters (such as arresters and surge protectors), and products for lightning surge countermeasures and induced lightning countermeasures.

• Lightning protection

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. Inductive lightning protection. Protects equipment from lightning surges entering through power sources and grounding. JIS compliant. A standard SPD installed in distribution boards and sub-distribution boards. SPD, lightning arresters (such as arresters and surge protectors), lightning protection products, lightning surge protection products, inductive lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Lightning protection
• Power distribution and control panels

For network devices connected to LAN lines 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.

• Lightning protection

JIS C 60364-5-53 compliant * "Lightning protection panel" is a registered trademark of Otowa Electric Industry Co., Ltd. * 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 Co., Ltd., a specialized manufacturer of lightning protection.

• Lightning protection

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, products from Otowa Electric Industry, a manufacturer specializing in lightning protection.

• Lightning protection

Supports direct lightning strikes of up to 200kA. 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 arresters (such as arresters and surge protectors), lightning countermeasures, and induced lightning countermeasures.

• Lightning protection

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 protective effects and protects 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.

• Lightning protection

High-performance triple shielded 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., a specialist in lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasure products, and induced lightning countermeasures.

• Lightning protection

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 enter from high voltage and extra high voltage distribution lines. JEC compliant. Supports up to 3.3 kV and 6.6 kV. Manufactured by Otowa Electric Industry, a specialized manufacturer of lightning protection products, including lightning arresters (Aresta, SPD, LA, surge protectors, etc.), lightning countermeasures, lightning surge countermeasures, and induced lightning countermeasures.

• Lightning protection

General area use / Lightning-prone 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 power distribution lines. JEC compliant. Supports 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.

• Lightning protection

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.

• Lightning protection

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, surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialized manufacturer of lightning protection.

• Lightning protection

Shielded Lightning Protection Transformer Impulse Withstand Voltage 30kV 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 protective effects 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 protection.

• Lightning protection

Gas-filled gap type Integrates 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). 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 lightning protection products, including SPD, lightning arresters (such as arresters and surge protectors), lightning countermeasures, and lightning surge countermeasures.

• Lightning protection

Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliance 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 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.

• Lightning protection

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

• Tunnel construction
• Lightning protection
• Power distribution and control panels

Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compliant Products Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliant 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, surge protectors, etc.), lightning protection products, lightning surge protection products, induced lightning countermeasures, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Lightning protection

Ministry of Land, Infrastructure, Transport and Tourism Standard Specifications for Public Building Construction Compliant Products (SL-GV12J, SL-GV24J, SL-GV48J, SL-T170J) Ministry of Land, Infrastructure, Transport and Tourism Building Equipment Design Standards Compliant Products (SL-T170J) Compliant with JIS C 5381-21 Protection from 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 protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Lightning protection

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, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Lightning protection

For control power circuits (AC/DC compatible) Protection from lightning surges entering from control power circuits (AC/DC compatible). Slim type. 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.

• Lightning protection

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.

• Lightning protection

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. 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.

• Lightning protection

For large current signals and contact signals Protects equipment from lightning surges entering through large 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.

• Lightning protection

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

• Lightning protection

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 and surge protectors), lightning protection products, lightning surge protection products, induced lightning protection, manufactured by Otowa Electric Industry, a specialist in lightning protection.

• Lightning protection

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.

• Lightning protection

Automatic re-energization only occurs when the breaker operates due to a lightning surge (or switching surge). Automatic re-energization will only happen if the breaker operates due to a lightning surge; it will not re-energize in the case 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 countermeasure products.

• Lightning protection

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

• Lightning protection

Home Distribution Board Installation Type Recently, the high-tech advancement of devices used in households has been remarkable, and they 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.

• Lightning protection

The Lightning Technology Center is Japan's only specialized lightning testing center equipped with various testing devices, including lightning test equipment that utilizes OTOWA's technology. We accept commissioned testing using Otowa Electric Industry's testing facilities and equipment. 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 prepared materials regarding facility information and commissioned testing. 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)

• Lightning protection