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Ge CR306G004XBNA
1. Product Overview
Ge CR306G004XBNA is a non-combined, non-reversing full-voltage magnetic starter, widely used in industrial automation and motion control fields. It complies with NEMA (National Electrical Manufacturers Association) standards, adopts an open housing design, and is suitable for three-phase AC motors with a voltage range of 460V to 480V AC.
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2. Specifications
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Parameters
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Specifications
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|---|---|
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Continuous Amps Rating
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270 A
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Rated Voltage
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460V to 480V AC
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Frequency
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50/60 Hz
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Max HP
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200 HP (460/480V 3PH)
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Poles
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3
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Frame Size
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NEMA 5
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Mounting
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Surface Mount
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Dimensions (H x W x D)
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14.25 in x 11.5 in x 9 in
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Net Weight
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55 lb
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Overload Type
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Thermal Overload
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3. Product Features
- High Durability: Complies with NEMA standards, featuring a robust structure suitable for industrial environments.
- Comprehensive Protection: Equipped with thermal overload protection to prevent motor damage caused by overcurrent.
- Easy Maintenance: Adopts a modular design for quick component replacement.
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4. Structure and Composition
- Main Contacts: Used to connect or disconnect the motor power supply.
- Auxiliary Contacts: Used for signal feedback of the control circuit.
- Thermal Overload Relay: Induces motor current and prevents overload.
- Control Coil: Generates a magnetic field when energized to pull in the main contacts.
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5. Application Fields
- Industrial Motor Control: Used for starting, stopping and overload protection of large AC motors.
- Mechanical Manufacturing: Used for motor drive of equipment such as CNC machine tools and packaging machinery.
- Petrochemical Industry: Used for electrical control of key equipment such as pumps and compressors.
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6. Installation and Maintenance
Installation
This model is surface-mounted and needs to be fixed on the side or inside of the distribution cabinet. Ensure good ventilation during installation to avoid overheating.
Wiring
Wire strictly in accordance with the electrical drawings to ensure correct phase sequence and proper connection between auxiliary contacts and the control circuit.
Maintenance
Regularly check the contact wear, clean or replace if necessary; check the action of the thermal overload relay to ensure it can cut off the power supply in case of overload.
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Main brand
ABB Allen-Bradley Alstom Bently Emerson Foxboro
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