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Ge 350-E-P5-G5-H-E-E-N-M-1E-D-N Feeder Protection System
Ge 350-E-P5-G5-H-E-E-N-M-1E-D-N
The GE 350-E-P5-G5-H-E-E-N-M-1E-D-N series is a Feeder Protection System produced by GE Multilin (General Electric Automation Control). This series of products is mainly used in distribution networks and transmission networks to protect feeders, transformers and large motors from damage caused by abnormal electrical conditions such as overcurrent, overvoltage, undervoltage and ground faults.
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1. Core Parameters
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Parameter Category
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Specific Value or Feature
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|---|---|
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Rated Operating Voltage
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0.208/0.416 kV (208/416 V)
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Rated Current
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400 A / 800 A (depending on specific model configuration)
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Protection Level
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Front Panel IP40, Back Panel IP10, Optional Front Cover IP20
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Operating Temperature Range
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-40°C to 60°C (-40°F to 140°F)
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Weight
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Approx. 5.0 kg (11.0 lbs)
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Overall Dimensions
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Approx. 201.5 mm in height, 138.2 mm in width, 244.2 mm in depth
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2. Key Product Features
- Flexible Configuration: Supports a programmable modular design with 10 inputs (5A) and 7 outputs (5A). Users can configure different types of inputs such as current, voltage and ground current according to actual needs.
- Protection and Reliability: Designed to meet the harsh environment of industrial sites, with IP40 protection level, adapting to harsh working conditions.
- Easy Operation: Adopts a drawer-type chassis structure, equipped with a keypad and display screen, facilitating on-site installation, commissioning and maintenance.
- Advanced Functions: Some models support LED programming indicators and programmable logic functions (such as IN/OUT and LED programming functions).
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3. Structure and Composition
- Main Unit: Includes circuit board, CPU, memory and power module.
- Keypad: Used for on-site operation and parameter setting.
- Display: Real-time display of current, voltage and alarm information.
- Input/Output Terminal Block: Used to connect the protected electrical equipment.
- Communication Module (Optional): Supports data interaction with upper computer or other protection devices.
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4. Typical Application Fields
- Power System: Used for the protection of feeders, transformers, generators and large motors in substations and distribution stations.
- Industrial Automation: Protects large electrical equipment and motors inside the factory, preventing production shutdowns caused by electrical faults.
- Petrochemical and Mining Industry: Protects the safe operation of key equipment in high-voltage environments.
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5. Installation and Maintenance
Installation
Adopts a drawer-type design for quick on-site installation. It is necessary to ensure that the chassis is installed horizontally and the ground wire is properly connected to ensure the effectiveness of the protection function.
Maintenance
Regularly check whether the connection terminals inside the chassis are loose; clean the internal dust to ensure good heat dissipation; use the keypad for parameter checking and fault diagnosis.
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