Professional Intelligent Manufacturer of High and Low Voltage DC Contactors - Aokai Electric
Hot Electromagnetic Contactor Working Principle Aokai Electric Brand
Product details of the electromagnetic contactor working principle
Product Introduction
Zhejiang Aokai Electric Co., Ltd always focuses on the industry trends to make electromagnetic contactor working principle keep up with the trend. For better durability and endurance, our professional engineers successfully developed electromagnetic contactor working principle with high quality. Zhejiang Aokai Electric Co., Ltd will set a good example for other enterprises in supplying high quality products.
Features
◪ Intermittent 250A load.
◪ It has one set of normally open contact.
◪ Coil power consumption ≤24W.
◪ The insulation resistance is up to 100MΩ (1,000VDC), the withstand voltage between the contact and the coil is 2kV.
◪ IP protection level: IP67.
◪ Compliant with IEC 60664-1, GB/T14048.1 and GB/T14048.4 requirements.
◪ Compliant with RoHS (2015/863/EU), REACH (1907/2006/EC) requirements.
◪ Safety certificate: CE.
Specification
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Performance Parameters (at 23℃) |
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Contact Arrangement |
1K (1NO) |
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Contact Resistance |
≤5mΩ |
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Contact Voltage Drop |
≤80mV (at 150A) |
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Overload Current |
≤7le, ≯1s |
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Temperature Range |
-40℃~55℃ |
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Load Terminal |
M8 External Thread |
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Humidity |
5%~95%RH |
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External Dimension |
76.8mmx70.6mmx68.5mm |
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Operating Duty |
Intermittent |
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Electrical Durability with Load (Resistive) |
≥50,000 Times (24V/300A) |
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Load Wiring Torque |
8-10N.m |
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Pull-In Voltage |
≤70% Us |
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Drop-Out Voltage |
5%-40% Us |
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Contact Bounce Period |
≤5ms |
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Pull-In Time |
≤30ms |
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Drop-Out Time |
≤30ms |
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Dielectric Strength |
Between Main Contacts |
50Hz/60Hz 1,500VAC/1min |
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Between Main Contacts and Coil |
50Hz/60Hz 1,500VAC/1min |
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Insulation Resistance |
Initial State |
100MΩ 1min |
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After Electrical Life |
50MΩ 1min |
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Shock |
Stability |
20g (Power On) |
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Strength |
50g |
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Vibration |
3.5g, 10~200Hz, 1/2 Sine Wave (Power On) |
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Mechanical Durability |
≥500,000 Times |
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Coil Wiring Torque |
2-3N.m |
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ADD250I Coil Parameters |
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Coil Voltage |
Pull-In Voltage |
Drop-Out Voltage |
Coil Resistance |
Coil Power Consumption |
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12V |
≤70%Us |
5%-40%Us |
6Ω±10% |
24W±10% |
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24V |
≤70%Us |
5%-40%Us |
24Ω±10% |
24W±10% |
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36V |
≤70%Us |
5%-40%Us |
54Ω±10% |
24W±10% |
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48V |
≤70%Us |
5%-40%Us |
96Ω±10% |
24W±10% |
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60V |
≤70%Us |
5%-40%Us |
150Ω±10% |
24W±10% |
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72V |
≤70%Us |
5%-40%Us |
216Ω±10% |
24W±10% |
| Packaging Specifications | |||||||
| Product Model | Packaging | Min. QTY of Inner Packaging | Carton Size(LxWxH cm) | Net Weight/PCS(Max.) g | Total QTY(pcs) | Net Weight(Max.) kg | Gross Weight(Max.) kg |
| ADD250 | Pearl Cotton+Carton | 20 PCS/Layer | 50.5x38x20 | 360 | 40 | 14.4 | 15.5 |
| Note:1. Only one example of various typical packaging specifications for each product category is listed for reference.2. The actual weight of the packaging will fluctuate with the ambient humidity. For the specific batch weight, please contact your dedicated sales personnel. | |||||||
Product Introduction
This series DC Contactor is used to control the electric circuit of hydraulic power unit systems, such as stackers, dock levelers, covered trucks, sanitation vehicles, automobile tail liftings, gull-wing doors, etc.
Model Coding
Wiring Diagram
Outline Installation Dimension Drawing
Company Advantage
• Aokai Electric has a research and development team composed of senior technical designers and engineers in the industry. We focus on product design and development with the concept of 'quality first, technological innovation, novel design'.
• Aokai Electric has been engaged in the industry for years, gaining rich related experience.
• Aokai Electric's sales network has basically covered all major cities in the country. In addition, the products are also exported to Southeast Asia, the Middle East, South America, and other overseas regions.
• Unique geographical advantages and abundant social resources create good conditions for Aokai Electric's development.
Aokai Electric's quality High Voltage Contactor are made with good workmanship. If you have any needs, please contact us quickly. We warmly invite customers from all walks of life to inquire and cooperate with us.
