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Assembly and Testing Plant for Miniature Motor Protectors

This plant provides the complete assembly and testing of miniature motor protectors for refrigeration and airconditioning compressors.
• Fully automated plant
• Automated decollating, feeding and handling of all components
• Welding of the heating resistor, bimetal-snap-action-disc and connectors
• Insertion of the fixed contact and height adjustment
• Bending and insertion of components into the body housing
• Ultrasonic welding of plastic lids to housing
• Testing of tripping time and inspection for creeping motion contacts
• Measurement of the electric resistance
• Laser-labelling
• Capacity: approx. 4,500/h