| Customization: | Available |
|---|---|
| Mechanical Life: | 1, 000, 000 Times |
| Rated Operating Frequency: | 300 Times/H |
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CKG3-160 250 400 630/7.2(12)Series AC H.V. Vacuum Contactor
Product Overview:
The CKG series AC high voltage vacuum contactor is designed for power systems operating at AC 50Hz, with a main circuit rated voltage of up to 12kV and a rated current of up to 630A. It is specifically engineered for remote switching, frequent starting, and control of AC motors. The CKG series is particularly suited for use in combination with fuses and various protection devices, offering an effective alternative to vacuum circuit breakers.
Key Features:
1. High Voltage Compatibility:
The contactor is suitable for high-voltage power systems, with a rated voltage of up to 12kV, making it ideal for industrial and utility applications.
2. Frequent Operation:
The CKG contactor is designed for applications that require frequent starting and stopping of AC motors, providing reliable operation in demanding environments.
3. Remote Control Capabilities:
The contactor supports remote making and breaking, allowing for automated control and increased flexibility in system management.
4. Vacuum Interruption Technology:
The use of vacuum interrupters ensures safe and efficient arc extinguishing, enhancing the durability and safety of the contactor.
5. Compatibility with Protection Devices:
The CKG series is compatible with fuses and a variety of protection devices, offering a comprehensive solution for motor control and system protection.
6. Compliance with International Standards:
The CKG contactor meets the requirements of several international standards, including GB/T 14808, IEC 60470, and JB/T 7122. Its main performance indicators have reached the international level, ensuring high reliability and performance.
Technical Specifications:
• Rated Voltage: Up to 12kV
• Rated Current: Up to 630A
• Frequency: 50Hz
• Standards: GB/T 14808, IEC 60470, JB/T 7122
Applications:
• Motor Control: Ideal for frequently starting and controlling AC motors in industrial and utility power systems.
• Remote Switching: Suitable for applications where remote making and breaking are required.
• Protection System Integration: Works seamlessly with fuses and protection devices, providing an alternative to traditional vacuum circuit breakers.
Advantages:
• High Reliability: The vacuum technology ensures safe arc extinguishing and reduces the risk of contact wear.
• Long Service Life: Designed for frequent operation, the CKG series offers durability and low maintenance requirements.
• Safety: Complies with international safety standards, ensuring reliable performance under demanding conditions.
• Versatility: Can be used in a wide range of applications, from industrial motor control to utility systems.
Precautions:
1. Proper Installation: Ensure that the contactor is installed by qualified personnel to maintain safety and performance.
2. Regular Maintenance: Although the contactor is designed for durability, periodic inspections and maintenance are recommended to ensure optimal operation.
3. Environmental Conditions: The contactor should be used in environments that meet the specified operational conditions to avoid damage or performance degradation.
The CKG series AC high voltage vacuum contactor is a reliable and efficient solution for high-voltage motor control and protection systems, offering the advantages of vacuum technology and compliance with international standards. Its design and performance make it an excellent choice for demanding industrial and utility applications.
| Technical Specification | |||||||||
| Type | Unit | CKG-160~630/7.2 | CKG-160~630/12 | ||||||
| 160A | 250A | 400A | 630A | 160A | 250A | 400A | 630A | ||
| Rated voltage | kV | 7.2 | 12 | ||||||
| Rated current | A | 160 | 250 | 400 | 630 | 160 | 250 | 400 | 630 |
| Making capacity | A/100time | 1600 | 2500 | 4000 | 6300 | 1600 | 2500 | 4000 | 6300 |
| Breaking capacity | A/25time | 1280 | 2000 | 3200 | 5000 | 1280 | 2000 | 3200 | 5000 |
| Rated P.F. withstand voltage | kV | 28 | 42 | ||||||
| Mechanical life | time | 1,000,000 | |||||||
| Rated operating frequency | time/h | 300 | |||||||
| Short-time operating frequency (20s) | time/h | 1,000 | |||||||
| Mechanical lock operation frequency | time/h | 120 | |||||||
| Opening distance between contacts | mm | 4±0.2 | 6±0.5 | ||||||
| Over travel | mm | 1.8±0.2 | 1.8±0.2 | ||||||
| Closing time | ms | ≤80 | |||||||
| Opening time | ms | ≤40 | |||||||
| Main circuit resistance | μΩ | ≤200 | |||||||
| Tri-phase asynchronous time | ms | ≤1 | |||||||
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