English
1. Introduction
This series Emergency Switch is used to connecting and emergency disconnecting of DC power supply systems of various vehicles and equipment, such as electric forklifts, electric vehicles, excavators, etc.
2. Features
• Continuous 300A load, contact rated voltage ≤1,000V.
• It has one set of normally closed contact.
• The insulation resistance reaches 100MΩ (500VDC), and the withstand voltage between the load contacts is 3kV.
• IP protection level: IP40.
• 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.
3. Specification
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Performance Parameters (at 23℃) |
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Contact Arrangement |
1B (1NC) |
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Contact Resistance |
≤0.5mΩ |
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Contact Voltage Drop |
≤80mV (at 300A) |
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Overload Current |
≤7le, ≯1s |
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Temperature Range |
-40℃~85℃ |
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Load Terminal |
M8 Internal Thread |
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Humidity |
5%~95%RH |
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External Dimension |
60.5mmx34mmx183mm |
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Operating Duty |
Continuous |
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Electrical Durability with Load (Resistive) |
≥6,000 Times |
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Closing Pulling Force |
30N≤F1≤50N |
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Disconnecting Pushing Force |
30N≤F2≤50N |
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Normal Closing Time |
≤100ms |
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Normal Disconnecting Time |
≤50ms |
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Dielectric Strength Between Main Contacts |
50Hz/60Hz 3,000VAC/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 |
2.5g, 5~50Hz, 1/2 Sine Wave (Power On) |
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Mechanical Durability |
≥50,000 Times |
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Mounting Screw Torque M5 |
3-4N.m |
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Load Wiring Torque M10 |
10-14N.m |
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4. Model Coding
5. Wiring Diagram
6. Outline Installation Dimension Drawing
Note: These datas are only for customer selection reference, AOKAI has tried the best to ensure the accuracy of the information. Product specifications and parameters may be changed due to product improvement etc., they may be inconsistent because of not updated in time. For the specific parameters and performance of each product, please refer to the samples provided by AOKAI and the corresponding signed and controlled specification.
