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GE TJK626F000 Circuit Breaker Module
GE TJK626F000
1. Product Overview
GE TJK626F000 is an industrial-grade low-voltage circuit breaker frame manufactured by General Electric (GE). It is usually used in combination with high-voltage or low-voltage circuit breakers (such as the TJK63 series). The frame is mainly responsible for supporting and fixing the electrical contacts of the circuit breaker and its accessories, and providing a connection channel with the external power supply system.
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2. Core Technical Parameters
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Parameter
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Specification/Range
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Description
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|---|---|---|
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Rated Current (In)
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200A / 500A
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Common rated current specifications, providing high current-carrying capacity
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|
Rated Voltage (Ue)
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600V (AC)
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Suitable for 600V rated voltage systems
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|
Poles
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2 Pole
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Equipped with two active poles for controlling two-wire circuits
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Mounting Method
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DIN Rail or Wall-mounted
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Supports standard DIN rail mounting or wall-mounted installation
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Ambient Temperature
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-40°C – 70°C
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Suitable for harsh industrial environments
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3. Product Features
- Modular Design: The frame design is standardized, facilitating quick assembly and replacement with various GE series circuit breakers (such as the TJK63 series).
- High Reliability: Made of high-temperature and corrosion-resistant materials, ensuring stable operation even in high-temperature or humid environments.
- Easy Maintenance: Compact structure and convenient disassembly and assembly reduce the difficulty of on-site maintenance and repair.
- Strong Compatibility: Supports the installation of various types of circuit breaker accessories (such as auxiliary contacts, relays, etc.).
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4. Structure and Composition
- Main Frame: The main supporting structure, installed in the power distribution cabinet or cabinet.
- Terminal Lugs: Used to connect incoming and outgoing cables.
- Mounting Brackets: Used to fix the frame to the cabinet or guide rail.
- Accessory Mounting Holes: Reserved space for installing accessories such as auxiliary contacts and trip units.
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5. Typical Application Fields
- Industrial Power Distribution Systems: Used in large-scale power distribution systems such as power plants and factory workshops.
- Commercial Buildings: Used in the main power distribution cabinets of large commercial complexes.
- Electromechanical Equipment: Used as the control switch for high-power equipment such as machine tools, fans, and water pumps.
- Automation Control: Cooperate with PLC or DCS systems for automatic electrical control.
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6. Installation and Maintenance Recommendations
6.1 Installation Guide
- Environment Check: Ensure the installation environment meets the protection level requirements, avoiding moisture and corrosive gas erosion.
- Positioning and Fixing: Firmly install the frame in the power distribution cabinet, ensure it is horizontal and vertical, and fix it with supporting bolts and gaskets.
- Cable Access: Select cables of appropriate specifications according to the current size, use copper bars or rail crimping to connect the cables to the terminals, ensuring reliable contact.
- Accessory Installation: Install auxiliary contacts, trip units and other accessories as needed, ensure the cable arrangement is neat, and avoid cross-interference.
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6.2 Maintenance and Inspection
- Regular Inspection: It is recommended to check the tightness of the connection terminals every 6-12 months to prevent loosening due to vibration.
- Cleaning and Maintenance: Keep the surface of the frame clean to prevent poor heat dissipation caused by dust accumulation.
- Anti-rust Treatment: For frames that have been in a humid environment for a long time, it is recommended to perform anti-rust treatment or install a waterproof and dustproof cover.
- Troubleshooting: If tripping or inaction occurs, check whether the cable connection is loose or the internal contacts of the circuit breaker are worn.
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