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Sankun Three Pole Contactor Module High Current Switching Unit for Mining Locomotive
Place of Origin:China
Brand Name:BOHAO
Product Description
Sankun three pole contactor module is a heavy-duty switching unit engineered for the demanding electrical control systems of mining locomotives, battery-powered rail vehicles, and industrial motor drives. As a core component of the locomotive's traction and auxiliary circuits, this module manages the switching of high-current three-phase loads, enabling reliable motor start-stop control, direction reversal, and power distribution. Its robust housing and precision-machined contact assemblies are built to withstand the vibration, humidity, and conductive dust prevalent in underground mining environments, ensuring stable electrical performance and long service life in continuous-duty haulage operations.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Three Pole Contactor Module |
| Application | Mining Locomotive / Industrial Motor Control |
| Number of Poles | 3P |
| Rated Insulation Voltage | Up to 690V AC |
| Rated Operational Current | 65A – 150A (application dependent) |
| Coil Voltage Options | DC 24V / AC 220V / AC 380V |
| Contact Material | Silver Alloy (AgNi / AgSnO₂) |
| Mechanical Life | ≥ 1,000,000 Operations |
| Electrical Life | ≥ 100,000 Operations (AC-3 Duty) |
| Terminal Type | Screw Clamp / Bolt Connection |
| Mounting Type | Panel Mount / DIN Rail Compatible |
| Operating Temperature | -25°C to +70°C |
| Protection Grade | Dust-proof and Moisture-proof Construction |
| Compatible Platforms | 5T / 8T / 12T Mining Locomotives |
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