Nihon Kōdenki Seisakusho Circuit Protector Equipment Protection Circuit Breaker Comprehensive Catalog
For the protection of various devices! Introducing a reliable compact circuit breaker that uses a fully electromagnetic design.
This catalog is a comprehensive catalog featuring the "Circuit Protectors" handled by Nikkō Electric. It includes various products such as the "IB Series," which is panel-mounted and can be manufactured with a rated current of up to 25A despite its ultra-compact size, as well as the "IMN Series" and "ICS Series," which standardly include an inertial delay. Please make use of this for selecting products. [Contents] ■ Operating Instructions ■ Rated Current List ■ Circuit Protectors ■ Overcurrent Protectors ■ Introduction of Related Products *For more details, please refer to the PDF materials or feel free to contact us.
basic information
[Featured Products] <Circuit Protectors> ■ IB Series ■ IMN Series ■ ICS Series ■ IM Series ■ IDD Series ■ IPM Series *For more details, please refer to the PDF document or feel free to contact us.
Price range
Delivery Time
Model number/Brand name
Nikko Electric Manufacturing Co., Ltd. (Fully Electromagnetic Circuit Breakers / Residual Current Circuit Breakers / Circuit Protectors) Nikko Electric (Transformers / Reactors / Coils)
Applications/Examples of results
【Applications】 ■ Electronic devices such as computers, office automation equipment, communication devices, measuring instruments, machine tools, and entertainment equipment ■ Engine generators, solar power generation systems, industrial equipment, medical devices, UPS power supplies, optical devices, welding machines, chargers *For more details, please refer to the PDF materials or feel free to contact us.
Line up（56）
| Model number | overview |
|---|---|
| IB Series (IBS, IBP, IBR, IBC) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/01/000000 |
| [IB Series] Dimensional Drawing (IBS-1 IBS-2 IBP-1 IBP-2 IBC-1) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/02/000000 |
| [IB Series] Dimensional Drawing (IBR-1, IBR-1G, IBR-1L, IBR-1LG, IBR-2, IBR-2G, IBR-2L, IBR-2LG) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/03/000000 |
| [IB Series] Terminal Section Details (IBS, IBP, IBC, IBR-_G, IBR-_L, IBR-_LG) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/04/000000 |
| [IB Series] Internal Circuits (IBS, IBP, IBR, IBC) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/05/000000 |
| [IB Series] Operating Characteristics (IBS, IBP, IBR, IBC) S (Low Speed Type) · M (Medium Speed Type) · F (High Speed Type) · I (Instantaneous Type) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/06/000000 |
| [IB Series] Ambient Temperature Correction Curve, Inertial Delay, DC Resistance and Internal Impedance, Effects of Mounting Position, Connection Wires and Compatible Terminals (IBS, IBP, IBR, IBC) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/07/100000 |
| [IB Series] Circuit Configuration Table (IBS, IBP, IBR, IBC) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/08/000000 |
| [IB Series] Ordering Method (IBS, IBP, IBR, IBC) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/09/000000 |
| IMN Series (IMN, IMT) IMN-1, IMN-2, IMN-3, IMT-1, IMT-2, IMT-3 | https://nikkomccbelcb.hateblo.jp/entry/2024/01/10/000000 |
| [IMN Series] Dimensional Drawing (IMN-1, IMN-2, IMN-3) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/11/000000 |
| [IMN Series] Terminal Section Details (Series Type, Switch Type, Series Type with Alarm Switch, Series Type with Auxiliary Switch, Switch Type with Auxiliary Switch, Relay Type (Voltage Operated Type)) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/13/000000 |
| [IMN Series] Hole Dimension Diagram (IMN-1, IMN-2, IMN-3, IMT-1, IMT-2, IMT-3) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/14/000000 |
| IMN Series (IMD, IMD-1S) IMD-1S, IMD-1, IMD-2, IMD-3 | https://nikkomccbelcb.hateblo.jp/entry/2024/01/15/000000 |
| IMN Series (IMD, IMD-1S) Outline Dimension Diagram (IMD-1S, IMD-1, IMD-2, IMD-3) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/16/000000_1 |
| IMN Series (IMD, IMD-1S) Hole Dimension Diagram (for surface screw mounting) IMD-1S, IMD-1, IMD-2, IMD-3 | https://nikkomccbelcb.hateblo.jp/entry/2024/01/16/000000 |
| Details of the auxiliary circuit terminal section for the IMN series (IMD, IMD-1S) (IMD-1S, IMD-1, IMD-2, IMD-3) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/18/000000 |
| IMN Series (IMN, IMT, IMD, IMD-1S) Internal Circuit | https://nikkomccbelcb.hateblo.jp/entry/2024/01/19/000000 |
| IMN Series (IMN, IMT, IMD, IMD-1S) Operating Characteristics (Low-speed Inertial Delay Standard Included) (Medium-speed Inertial Delay Standard Included) (High-speed Inertial Delay Standard Included) (Instantaneous Type) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/20/000000 |
| IMN Series (IMN, IMT, IMD, IMD-1S) Surrounding Temperature Correction Curve, DC Resistance and Internal Impedance, Inertial Delay | https://nikkomccbelcb.hateblo.jp/entry/2025/01/21/000000 |
| Effects of installation posture and compatible terminals for connection wires in the IMN series (IMN, IMT, IMD, IMD-1S) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/22/000000 |
| IMN Series (IMN, IMT, IMD, IMD-1S) Ordering Method for the IMN Series | https://nikkomccbelcb.hateblo.jp/entry/2024/01/23/000000 |
| 【ICS Series (ICS25, ICS25-_R)】ICS25-1, ICS25-2, ICS25-3, ICS25-2R, ICS25-3R | https://nikkomccbelcb.hateblo.jp/entry/2024/01/24/000000 |
| ICS Series (ICS25, ICS25-_R) Internal Circuit | https://nikkomccbelcb.hateblo.jp/entry/2024/01/25/000000 |
| ICS Series (ICS25, ICS25-_R) External Dimension Diagram and Mounting Hole Dimension Diagram (ICS25-1, ICS25-2, ICS25-3, ICS25-2R, ICS25-3R) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/26/000000 |
| ICS Series (ICS25, ICS25-_R) Terminal Dimension Diagram (Vertical PCB Terminal, Tab Terminal, M4 Screw Terminal) | https://nikkomccbelcb.hateblo.jp/entry/2024/01/27/000000 |
| 【ICS Series (ICS25, ICS25-_R)】Outline Dimension Diagram and Mounting Hole Dimension Diagram ≪Horizontal PCB Terminal≫ | https://nikkomccbelcb.hateblo.jp/entry/2024/01/28/000000 |
| ICS Series (ICS25, ICS25-_R) Operating Characteristics, Ambient Temperature Correction Curve, and Effects of Installation Position | https://nikkomccbelcb.hateblo.jp/entry/2024/01/29/000000 |
| ICS Series (ICS25, ICS25-_R) Direct Current Resistance and Internal Impedance, Inertial Delay, Connection Wires and Compatible Terminals | https://nikkomccbelcb.hateblo.jp/entry/2024/01/30/000000 |
| ICS Series (ICS25, ICS25-_R) Ordering Method for ICS Series | https://nikkomccbelcb.hateblo.jp/entry/2024/01/31/000000 |
| 【ICS Series (ICS30, ICS30-_R)】 ICS30-1, ICS30-2, ICS30-3, ICS30-4, ICS30-2R, ICS30-3R, ICS30-4R | https://nikkomccbelcb.hateblo.jp/entry/2024/02/01/000000 |
| ICS Series (ICS30, ICS30-_R) Internal Circuit | https://nikkomccbelcb.hateblo.jp/entry/2024/02/02/000000 |
| [ICS Series (ICS30, ICS30-_R)] Outline Dimension Diagram and Mounting Hole Dimension Diagram <1-Pole Type and One Handle, Connected Handle> | https://nikkomccbelcb.hateblo.jp/entry/2024/02/03/000000 |
| Terminal dimension diagram for the ICS series (ICS30, ICS30-_R) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/04/000000 |
| ICS Series (ICS30, ICS30-_R) Operating Characteristics, Ambient Temperature Correction Curve, and Effects of Installation Orientation | https://nikkomccbelcb.hateblo.jp/entry/2024/02/05/000000 |
| ICS Series (ICS30, ICS30-_R) Direct Current Resistance and Internal Impedance (Current Pull-out Coil, Dual Coil, Voltage Pull-out Coil) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/06/000000 |
| 【ICS Series (ICS30, ICS30-_R)】Inertial Delay, Connection Wires, and Compatible Terminals | https://nikkomccbelcb.hateblo.jp/entry/2024/02/07/000000 |
| Ordering Method for the ICS Series (ICS30, ICS30-_R) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/08/000000 |
| Regarding your order for the ICS series (ICS25, ICS25-_R, ICS30, ICS30-_R) (ICS25, ICS30) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/09/000000 |
| 【IM Series (IM, IM-_R, UM, UM-_R)】IM-1, IM-2, IM-3, IM-2R, IM-10R, UM-1, UM-2, UM-3, UM-2R, UM-4R | https://nikkomccbelcb.hateblo.jp/entry/2024/02/10/000000 |
| 【IM Series (IM, UM)】Outline Dimension Diagram (IM-1, UM-1, IM-2, UM-2, IM-3, UM-3) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/11/000000 |
| IM Series (IMG, IMG-R)】IMG-1, IMG-2, IMG-3, IMG-2R to IMG-10R | https://nikkomccbelcb.hateblo.jp/entry/2024/02/12/000000 |
| IM Series (IMG) Outline Dimension Diagram (IMG-1, IMG-2, IMG-3) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/13/000000 |
| IM Series (IM, UM, IMG) Hole Dimension Diagram (IM-1, UM-1, IMG-1, IM-2, UM-2, IMG-2, IM-3, UM-3, IMG-3) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/14/000000 |
| Details of the terminal section for the IM series (IMG, IM-_R, UM, UM-_R, IMG, IMG_-R) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/15/000000 |
| IM Series (IM-_R, UM-_R, IMG-_R) Dimension Diagram (IM-2R to 10R, UM-2R, UM-3R, UM-4R, IMG-2R to IMG-10R) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/16/000000 |
| IM Series (IM, IM-_R, UM, UM-_R, IMG, IMG-_R) Internal Circuit | https://nikkomccbelcb.hateblo.jp/entry/2024/02/17/000000 |
| IM Series (IM, IM-R, UM, UM-R) Operating Characteristics | https://nikkomccbelcb.hateblo.jp/entry/2024/02/18/000000 |
| IM Series (IMG, IMG-R) Operating Characteristics | https://nikkomccbelcb.hateblo.jp/entry/2024/02/19/000000 |
| IM Series (IM, IM-_R, IMG, IMG-_R) Operating Characteristics C (IT-Specified Instantaneous Type) C-120Hz (IT-Specified Instantaneous Type 120Hz) C-400Hz (IT-Specified Instantaneous Type 400Hz) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/20/000000 |
| 【IM Series (IM, IM-_R, UM, UM-_R)】Ambient temperature correction curve, DC resistance and internal impedance, pulse resistance characteristics, effects of installation posture, connection wires and compatible terminals. | https://nikkomccbelcb.hateblo.jp/entry/2024/02/21/000000 |
| Ordering Method for the IM Series (IM, IM-_R, UM, UM-_R) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/22/000000 |
| Ordering Method for the IM Series (Common Information for IM, IM-_R, IMG, IMG-_R, UM, UM-_R Models) | https://nikkomccbelcb.hateblo.jp/entry/2024/02/23/000000 |
| 【IPM Series (IPM, UPM)】IPM-1, IPM-2, UPM-1, UPM-2 | https://nikkomccbelcb.hateblo.jp/entry/2024/03/01/100000 |
| 【IPM Series (IPM, UPM)】Outline Dimension Diagram and Hole Dimension Diagram (IPM-1, IPM-2, UPM-1, UPM-2) | https://nikkomccbelcb.hateblo.jp/entry/2024/03/02/100000 |
| 【IPM Series (IPM, UPM)】Operating characteristics, ambient temperature correction curve, internal impedance, effects of mounting posture, connecting wires and compatible terminals (IPM-1, IPM-2, UPM-1, UPM-2) | https://nikkomccbelcb.hateblo.jp/entry/2024/03/03/100000 |
catalog（21）
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News about this product（8）
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[Sunshine Electric Exhibition Information] We will be exhibiting at the "Industrial Exchange Exhibition 2024 @ Tokyo Big Sight" from November 22 (Wednesday) to November 24 (Friday), 2024!
Our company will exhibit at the "Industrial Exchange Exhibition 2024" held at Tokyo Big Sight from November 22 (Wednesday) to 24 (Friday), 2024. Exhibition: "Industrial Exchange Exhibition 2024" (https://www.sangyo-koryuten.tokyo/) Schedule: November 22 (Wednesday) to 24 (Friday), 2024 Time: 10:00 AM to 5:00 PM (until 4:00 PM on the last day) Location: Tokyo Big Sight, West Halls 1 & 2, Atrium Address: 3-11-1 Ariake, Koto-ku, Tokyo 135-0063 Booth No.: To be announced. [Nikko Electric Co., Ltd. Satellite ★ Akiba] Address: 4th Floor, Yuki Building, 23-2 Kanda Higashimatsushita-cho, Chiyoda-ku, Tokyo TEL: 03-3518-5050 FAX: 03-3518-5051 http://www.nikkodenki.com
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TECHNO-FRONTIER 2023, the 38th Power System Exhibition (July 26-28, 2023, at Tokyo Big Sight), will be held. We will be exhibiting at booth number 3C-04, custom transformer manufacturer Nikko Electric Co., Ltd.!
We are pleased to announce that our company will be exhibiting at "TECHNO-FRONTIER 2023, the 38th Power System Exhibition," which will be held at Tokyo Big Sight, East Exhibition Hall, from July 26 (Wednesday) to July 28 (Friday). We kindly invite you to visit our booth during this event, and we look forward to seeing you there despite your busy schedule. Exhibition: "TECHNO-FRONTIER 2023, the 38th Power System Exhibition" (https://www.jma.or.jp/tf/) Date: July 26 (Wednesday) to July 28 (Friday), 2023 Time: 10:00 AM to 5:00 PM Location: Tokyo Big Sight, East Exhibition Hall, 3-11-1 Ariake, Koto-ku, Tokyo Booth No.: 3C-04 Nikkodenki Co., Ltd. http://www.nikkodenki.com
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The transformer manufacturer Nikkodenki will exhibit at booth 3-29 at "JECA FAIR 2024, the 72nd Electrical Installation Industry Exhibition (May 29 (Wed) - 31 (Fri), 2024 at Tokyo Big Sight)!"
We are pleased to announce that our company will be exhibiting at the "JECA FAIR 2024, the 72nd Electrical Industry Exhibition," which will be held at Tokyo Big Sight from May 29 (Wednesday) to May 31 (Friday). We kindly invite you to visit our booth during this time, and we sincerely look forward to your attendance despite your busy schedule. Exhibition: "JECA FAIR 2024, the 72nd Electrical Industry Exhibition" (https://www.jecafair.jp/) Date: May 29 (Wednesday) to May 31 (Friday), 2024 Time: 10:00 AM to 5:00 PM (Opening at 10:30 AM on the first day and closing at 4:30 PM on the last day) Location: Tokyo Big Sight, Halls 1, 2, and 3 Address: 3-11-1 Ariake, Koto-ku, Tokyo 135-0063 Booth No.: 3-29 Nikko Electric Co., Ltd. Satellite Akiba Address: 4th Floor, Yuki Building, 23-2 Kanda Higashimatsushita-cho, Chiyoda-ku, Tokyo TEL: 03-3518-5050 FAX: 03-3518-5051
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Transformer manufacturer Nikkodenki will exhibit at Booth 3-29 at the 'JECA FAIR 2024 72nd Electrical Industry Exhibition (May 29 (Wed) - 31 (Fri), 2024 at Tokyo Big Sight)!'
We are pleased to announce that our company will be exhibiting at the "JECA FAIR 2024, the 72nd Electrical Industry Exhibition," which will be held at Tokyo Big Sight from May 29 (Wednesday) to May 31 (Friday). We understand that you may be busy, but we sincerely invite you to take this opportunity to visit our booth. Exhibition: "JECA FAIR 2024, the 72nd Electrical Industry Exhibition" (https://www.jecafair.jp/) Date: May 29 (Wednesday) to May 31 (Friday), 2024 Time: 10:00 AM to 5:00 PM (Opening at 10:30 AM on the first day and closing at 4:30 PM on the last day) Location: Tokyo Big Sight, Halls 1, 2, and 3 Address: 3-11-1 Ariake, Koto-ku, Tokyo 135-0063 Booth No.: 3-29 Nikko Electric Co., Ltd. Satellite Akiba Address: 4th Floor, Yuki Building, 23-2 Kanda Higashimatsushita-cho, Chiyoda-ku, Tokyo TEL: 03-3518-5050 FAX: 03-3518-5051
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[Sunshine Electric Exhibition Information] We will be exhibiting at the "New Manufacturing and New Services Exhibition for Small and Medium Enterprises @ Tokyo Big Sight" from December 4 (Wednesday) to December 6 (Friday), 2024!
Our company will be exhibiting at the "New Manufacturing and New Services Exhibition for Small and Medium Enterprises" held at Tokyo Big Sight from December 4 (Wednesday) to December 6 (Friday), 2024. Exhibition: "New Manufacturing and New Services Exhibition for Small and Medium Enterprises" (https://www.shin-monodukuri-shin-service.jp/index.html) Date: December 4 (Wednesday) to December 6 (Friday), 2024 Time: 10:00 AM to 5:00 PM Location: Tokyo Big Sight, East Hall 7 & 8 Address: 3-11-1 Ariake, Koto-ku, Tokyo 135-0063 Booth No.: To be announced. [Nikko Electric Co., Ltd. Satellite ★ Akiba] Address: 4th Floor, Yuki Building, 23-2 Kanda Higashimatsushita-cho, Chiyoda-ku, Tokyo TEL: 03-3518-5050 FAX: 03-3518-5051 http://www.nikkodenki.com
Distributors
Nikko Electric's new base, Satellite Akiba (Tokyo, Akihabara), opened in February 2024. We aim to create a facility that connects not only sales but also factory technology and the web, allowing us to propose the most optimal transformers in real-time! If you have any issues regarding transformers, coils, or reactors, please feel free to consult with Nikko Electric. We will propose the best transformers through discussions with our customers.