九州機電 List of Products and Services

Features Protection of 100V circuits due to the absence of the neutral line in a single-phase three-wire system (AC100/200V) Applications Ideal for protecting equipment from abnormal voltage Main Specifications Wiring circuit breakers, leakage circuit breakers 50~400A frame

• Power distribution and control panels

Notes - *This 2-pole version is a removal of the center pole from the 3-pole version. - The rated current in parentheses will be manufactured according to your request. - Please specify if it is for DC use. In particular, for F-30FB, F-50FB, F-50FC, and F-60FC, please also specify the type of power supply (pure DC, single-phase full wave, three-phase full wave, etc.). - For mechanical interlock (MIW), please specify the number of poles of the circuit breaker body as well. - For flash plates below the 225A frame, the standard is GKW with one-touch mounting, while for frames above 400A, the standard is the conventional GK. - If you require surface bar terminals, please specify this. (Refer to the catalog.) - Surface bar terminals cannot be manufactured. (Refer to the catalog.) - For terminal blocks of 600A frames and above, only the conventional horizontal pull-out type (TB) is available. Please note - "Included" For further details, please contact us.

• Power distribution and control panels

Notes - The rated current in parentheses will be manufactured upon request. - Please specify the number of poles for the mechanical interlock (MIW) along with the circuit breaker body. Example for a 3-pole product: MIW-3E 3P. - Terminal blocks for frames of 600A and above are only available in the conventional horizontal pull-out type (TB). - The flush plates for frames of 100A and below are standard with the one-touch mounting GKW, while for frames of 225A and above, the conventional GK is standard. Caution - Please be sure to use the phase barriers on the power side for models marked "included" at the 400V level.

• Power distribution and control panels

Overview - Thermal relay that covers frame sizes from 80B to 600B, protecting motors from overload. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used in power equipment and control panels in factories and plants to protect motors from overload and phase loss when combined with electromagnetic contactors. It can be utilized for motor protection across various capacities due to a wide range of frame sizes.

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We have further enhanced safety by adopting structures to prevent operational errors in the control section. Electromagnetic contactor operation check rod In the normal state, the operation indicator prevents erroneous operation of the operation check rod. A structure has been adopted that requires opening the operation indicator for operation during operation checks or sequence checks. (H65C~H800C) Thermal relay adjustment knob Normally, the control section cover protects the test trip lever and adjustment knob, preventing erroneous operation. Front is arc space free The slim arc extinguishing chamber structure and rapid arc extinguishing device with arc horns have eliminated the need for arc space at the front. Standard equipment with inter-phase barriers to enhance insulation - Prevents short-circuit accidents caused by the dropping of conductive foreign objects such as tools or loosening of terminal screws. (H80C~H800C, excluding reversible electromagnetic switches) - Inter-phase barriers For further details, please contact us.

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Auxiliary Contacts of Electromagnetic Contactors The auxiliary contacts are twin contacts for all models, improving contact reliability. The contact structure features a unique rolling twin contact. (The failure rate at a reliability level of 60% is 1x10-6 per operation at 24V 10mA or higher.) Signal Contacts of Thermal Relays The signal contacts of the thermal relay are independent 1a and 1b contacts. Since the a and b contacts are electrically insulated from each other, they can be directly connected to electronic circuits or used in circuits with different voltages. Auxiliary Contact Unit that Can Be Added with One Touch Up to 4a and 4b can be added to each model from H65C to H400C. Twin contacts are standard for all models. User-Friendly Coil Surge Absorber It has become more compact and can be attached to the power side with one touch. (H65C to H125C)

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Overview - Square meters PK series (PSK movable iron piece type, PCK rectifier type) that display alternating current and voltage. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring and displaying alternating current and voltage in factory and building distribution boards and transformer substations. Both movable iron piece type and rectifier type are available, making them widely applicable as panel meters for various electrical equipment.

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Overview - Square-shaped instrument PK series (PMK) that displays direct current (DC) current and voltage with a moving coil type. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring and displaying DC current and voltage in DC power supply equipment and control panels. As a square-shaped moving coil indicating instrument, it can be utilized for checking the status of battery equipment and various DC circuits.

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Overview - Square meter PK series (PPK・PPBK) that displays the power factor of balanced circuits. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring and displaying power factor in receiving and transforming equipment and distribution boards in factories and buildings. It can be utilized as a panel meter for electrical equipment that requires power factor improvement and energy-saving management, compatible with balanced circuits.

• Substation equipment

Overview - Rectangular power meters PK series (PWK・PWVK) displaying active and reactive power Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring and displaying active and reactive power in power receiving and transforming equipment and distribution boards in factories and buildings. Stable measurements can be achieved through transducer types, making them useful in environments where power management and energy-saving operations are required.

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Overview - PK series (PAK) square instruments that display frequency stably in transducer form. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring and displaying frequency in distribution boards of factories, buildings, and power generation facilities. The square design fits easily on panels and can be utilized in various electrical equipment where management of power supply frequency is required.

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Overview - L series wide-angle meters that display direct current (DC) current and voltage with high precision using a moving coil type. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring and displaying DC current and voltage in DC power supply equipment and control panels. As a moving coil type indicating instrument, it can be utilized for checking the status of battery systems and various DC circuits.

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Overview - Wide-angle meter L series (WL/WVL) for displaying active and reactive power Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring and displaying active and reactive power in power receiving and transforming equipment and distribution boards in factories and buildings. It enables stable measurements through transducer types and can be utilized in environments where power management and energy-saving operations are required.

• Substation equipment

Overview - L series wide-angle instruments that reliably display alternating current and voltage using movable iron pieces. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring and displaying alternating current and voltage in distribution boards and transformer substations in factories and buildings. As a robust indicating instrument with movable iron pieces, it can be widely utilized for checking the status of various electrical equipment.

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Overview - Wide-angle instruments L series (AL/DL) compatible with frequency measurement and synchronization testing Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring frequency in substations of factories, buildings, and power generation facilities, as well as for synchronization testing during grid interconnection. They can be utilized in environments where power status management is required, such as in self-generation facilities.

• Substation equipment

Overview - Power factor meters (PL・PBL) of the L series for wide-angle instruments compatible with unbalanced and balanced circuits. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for monitoring and displaying power factor in power receiving and transforming equipment and distribution boards in factories and buildings. They are suitable for both unbalanced and balanced circuits and can be utilized in electrical equipment where power factor improvement and energy management are required.

• Substation equipment

Features Recently, in large power consumers such as factories and buildings, demand measurement and monitoring have become increasingly necessary for reviewing economic burdens associated with energy conservation and equipment capacity. The BRL AC ammeter is a product developed to meet this need, measuring the average current (demand current) within a predetermined time (time limit) using a thermal bimetal method, and recording its maximum value as the maximum demand current. With optional features such as an integrated instantaneous meter and alarm output contacts, it can measure instantaneous current and provide alarm signals when the demand current exceeds set values. We hope this will assist you in the rational use of electricity. - High quality, high reliability - Four functions in one device Recording maximum demand current Measuring demand current Measuring instantaneous current Generating alarm output signals - Zero adjustment, manual reset of recording indicators, and alarm output settings For further details, please contact us.

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Technology - High-precision harmonic analysis using fast Fourier transform processing - Realization of simultaneous digital four measurements - Adoption of the Ior method for leakage current measurement Product concept - Pursuit of ease of product selection Measurement of voltage, current, power, power factor, frequency, energy, reactive energy, demand current, maximum demand current, demand power, maximum demand power, harmonic voltage, harmonic current, and leakage current is consolidated into a 110-degree meter. The input specifications support three-phase three-wire/single-phase three-wire/single-phase two-wire, and both 110V and 220V are compatible, allowing for straightforward product selection. - Adoption of white backlight High-reliability, high-contrast LCD display and high-reliability, high-brightness white backlight are used for the display, ensuring excellent visibility. - Design focused on operability and visibility Realization of simultaneous digital four measurements and increased operation switches enhance measurement switching operation. For further details, please contact us.

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Features The fixed contact hinge part and the main contactor are directly connected, eliminating the intermediate conductor and achieving miniaturization. Compared to conventional products, it has become significantly thinner, allowing for space-saving in distribution boards. - Equipped with a new type of OCR, enhancing reliability. - The general-purpose type comes in three sizes: 800-2,000A, 2,500-3,200A, and 4,000A, with the panel cut being the same across all models, making distribution board design easier. - Emphasizing front access, installation and maintenance inspections on the distribution board are made easier. - Zero arc space, capable of multi-layer stacking. - Achieves high-speed interruption with a two-point interruption structure.

• Power distribution and control panels

Features - Composed of 4 sizes ranging from 630A to 6,300A. - Unified depth dimensions across all models. Heights are consolidated into two sizes: D and E frames (630~4,000A), and F and G frames (4,000~6,300A), allowing for the reduction and standardization of distribution boards. - Options for removable relays with additional protective features such as leakage protection, as well as measurement and communication functions, in addition to overcurrent protection. - Improved customer convenience through a variety of accessories and connection methods.

• Power distribution and control panels

Features - Adopts a striker mechanism that automatically opens the circuit breaker when the fuse blows - Prevents phase loss and allows for full area interruption - Compatible with 3/6 kV - Compact and lightweight, can be installed by one person - Abundant options (auxiliary circuit breaker, fuse blow indication contacts, phase barriers)

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This is an auxiliary switch used for open/close indication and interlocking. Please install it on the LBS according to the instruction manual.

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Overview - Optional accessory (auxiliary switch) that expands the functionality of the general-purpose disconnector DU series. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used in combination with the general-purpose disconnector DU series to add auxiliary functions such as display of open/close status and interlocking. It can be utilized as an accessory to enhance the operability and safety of receiving and transforming equipment and high-voltage distribution boards.

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Features - Compact, lightweight, and easy to handle - Easy installation to the cubicle The single-pole type can be mounted to an angle (40x40x5) using two M10 bolts for all models. - Easy rear connection The support insulators are arranged in a V shape, allowing for easy rear connection in minimal space.

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Overview - Hitachi Industrial Equipment's F series circuit breakers for wiring, responding to branch circuit protection with 50AF and multi-pole compatibility. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for overcurrent protection of branch circuits in factory and building distribution boards and control panels. It can accommodate multi-pole configurations and is utilized as a protective breaker for various electrical equipment where reliability is required.

• Power distribution and control panels

Overview - Hitachi Industrial Equipment's S series circuit breakers for small capacity circuit protection ranging from 30AF to 60AF. Features - Specifications vary by model number. Please refer to the model number list. Applications - Suitable for overcurrent protection of small capacity branch circuits in factory and building distribution boards and control panels. The compact and user-friendly S series can be utilized for branch protection in various electrical equipment.

• Power distribution and control panels

Overview - Hitachi Industrial Equipment's circuit breakers suitable for distribution boards with JIS standard sizes. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for overcurrent protection of branch circuits in residential, commercial, and industrial distribution boards. The JIS standard dimensions make panel design and equipment replacement easy, and they are widely adopted as standard circuit breakers for distribution boards.

• Power distribution and control panels

Overview - Hitachi Industrial Equipment's L series circuit breakers for branch and main line protection for 100AF and 225AF. Features - Specifications vary by model number. Please refer to the model number list. Applications - Suitable for overcurrent protection of branch circuits and medium-capacity main lines in factory and building distribution boards and control panels. The versatile L series can be used as protective breakers for various electrical equipment.

• Power distribution and control panels

Overview - Hitachi Industrial Equipment's motor breaker optimized for starting and protecting electric motors. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for protecting electric motor circuits in power equipment at factories and plants. It can be utilized in various power equipment as a breaker that responds to starting currents while protecting equipment from overloads and short circuits.

• Power Equipment

By combining with a low-voltage insulation monitoring unit, early detection of insulation deterioration in equipment and preventive maintenance are possible. Additionally, the installation of a built-in ZCT breaker eliminates the need for a separate ZCT (enabling panel miniaturization and reducing wiring labor). - Panel miniaturization and reduced wiring labor are achievable (no need for ZCT penetration work on wires). - There is no need to place the ZCT separately (this is effective when existing wiring is complicated and installation is difficult). - It is helpful for the renewal of breakers (functional enhancement).

• Power distribution and control panels

Overview - Hitachi Industrial Equipment's S series circuit breakers for wiring, responding to large-capacity trunk line protection from 400AF to 800AF. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for overcurrent protection of large-capacity trunk circuits in large factories, buildings, and plant power distribution equipment. Contributes to reliable circuit protection as the main breaker for high-load equipment.

• Power distribution and control panels

Overview - Hitachi Industrial Equipment's S series circuit breakers cover 100AF to 225AF. Features - Specifications vary by model number. Please refer to the model number list. Applications - Suitable for overcurrent protection of main and branch circuits in distribution boards and control panels in factories, buildings, and plants. It covers a wide range of medium capacity and can be used as breakers for various electrical equipment.

• Power distribution and control panels

Overview - Hitachi Industrial Equipment's F series circuit breakers that respond to branch circuit protection for 60AF and 100AF. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for overcurrent protection of branch circuits and small capacity trunk lines in factory and building distribution boards and control panels. It can be widely adopted in various electrical equipment as a highly versatile circuit breaker.

• Power distribution and control panels

Overview - Hitachi Industrial Equipment's F series circuit breakers for wiring that correspond to 225AF class main line protection. Features - Specifications vary by model number. Please refer to the model number list. Applications - Suitable for overcurrent protection of main circuits in power distribution equipment for factories, buildings, and various plants. Can be utilized as the main circuit breaker for distribution boards and control panels handling relatively large loads.

• Power distribution and control panels

Overview - Hitachi Industrial Equipment's 125AF series circuit breakers for wiring that respond to the protection of distribution boards and control panels. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for overcurrent protection of trunk and branch circuits in distribution boards and control panels in factories, buildings, and various plants. Widely adopted as main and branch breakers for electrical equipment where reliability is required.

• Power distribution and control panels

Overview - F series circuit breakers compatible with 600AF and 800AF Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for circuit protection in distribution boards and sub-distribution boards. It widely supports overcurrent protection for electrical equipment in factories and buildings within the 600AF and 800AF capacity range.

• Power distribution and control panels

Overview - F series circuit breakers for wiring compatible with 250AF and 400AF Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for protecting main lines and branch circuits in distribution boards and sub-distribution boards. It provides overcurrent protection for various electrical equipment in the 250AF and 400AF capacity range.

• Power distribution and control panels

Overview - F series circuit breakers for wiring that support large capacities from 1,600AF to 3,200AF. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for circuit protection in large-scale facilities' main circuits and other high-capacity circuits. It protects electrical equipment in factories and buildings from overcurrent in the capacity range of 1,600AF to 3,200AF.

• Power distribution and control panels

Overview - F series circuit breakers for wiring compatible with 1,000AF and 1,200AF Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for circuit protection in large-capacity distribution boards and sub-distribution boards. It provides overcurrent protection for electrical equipment in factories and buildings within the 1,000AF and 1,200AF capacity range.

• Power distribution and control panels

Overview - L series circuit breakers for wiring covering 400AF to 1,200AF Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for the protection of main and branch circuits in distribution boards and sub-distribution boards. It supports a wide range of capacities from 400AF to 1,200AF for overcurrent protection of various electrical equipment.

• Power distribution and control panels

Overview - Residual current circuit breakers suitable for motor protection to protect motor circuits. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used to protect the power circuits of electric motors. Suitable for applications that protect motor power equipment from leakage current and overload.

• Power Equipment

Overview - E series leakage circuit breakers protect against leakage current and overcurrent. Features - Specifications vary by model number. Please refer to the model number list. Applications - Used for circuit protection in various electrical equipment and distribution boards. Suitable for protecting circuits and devices from leakage and overcurrent.

• Power distribution and control panels

The leakage circuit breaker for Hitachi resistance welding machines has added continuous arc prevention functionality to short circuit protection and leakage protection, enabling complete protection of the circuit.

• Power distribution and control panels

Features In addition to overload and short-circuit protection, it outputs a leakage alarm in the event of a leakage occurrence. Applications Widely applicable for various load equipment, power supply for distribution boards, and branching. Main Specifications Economic models: 50~800A frame, Standard models: 50~1,200A frame.

• Power distribution and control panels

Features Protection of 100V circuits due to the absence of the neutral line in a single-phase three-wire system (AC100/200V) Applications Ideal for protecting equipment from abnormal voltage Main Specifications Wiring circuit breakers, leakage circuit breakers 50~400A frame

• Power distribution and control panels