CHINT ELECTRIC
Chint JD-5 Motor Protector
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$24.20 USD
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Chint JD-5 Motor Protector, 0.5-400A, 220V/380V, Phase Loss & Overload Protection
Product Overview
The Chint JD-5 series three-phase motor integrated protector is a high-performance industrial motor protection device, designed to safeguard three-phase asynchronous motors from phase loss, overload, and other faults. With a rated insulation voltage of 690V, 50Hz frequency, and a wide current range from 0.5A to 400A, this protector is compatible with motors from 0.25kW to 200kW, supporting both 220V and 380V control power supplies. Featuring a 10A trip class, continuously adjustable setting current, and through-core wiring, it provides reliable, real-time protection for motors in industrial automation, production lines, and mechanical equipment, ensuring safe and stable operation.
DATA SHEET
| ??????????€? | ??????????€??????????????????? | PARAMETER |
|---|---|---|
| ???????????? | Product Name | Chint JD-5 Series Three-Phase Motor Integrated Protector |
| ?????? | Brand | Chint (Zhengtai) |
| ???????????? | Model Number | JD-5/5, JD-5/20, JD-5/80, JD-5/200, JD-5/400 |
| ?????????????????? | Rated Insulation Voltage | AC 690V |
| ???????????? | Rated Frequency | 50Hz |
| ?????????????????? | Setting Current Range | 0.5~5A (JD-5/5), 2~20A (JD-5/20), 20~80A (JD-5/80), 80~200A (JD-5/200), 160~400A (JD-5/400) |
| ?€???????????????? | Compatible Motor Power | 0.25~2.5kW, 1~10kW, 10~40kW, 40~100kW, 80~200kW |
| ?????????????????? | Control Supply Voltage | AC 220V / 380V (Dual Voltage Compatible) |
| ???????????? | Protection Functions | Phase Loss Protection, Overload Protection |
| ???????????? | Trip Class | Class 10A |
| ???????????? | Structure Type | Three-Phase Electronic, Through-Core Wiring |
| ???????????? | Installation Method | Screw Mounting |
| ???????????? | Reset Method | Power-Off Reset |
| ???????????? | Indication Function | Phase Loss, Running, Overload Status Indicators |
| ?????????????????????????????? | Control Circuit Insulation Voltage | AC 380V |
| ???????????? | Utilization Category | AC-15 |
| ?????????????????? | Conventional Free Air Thermal Current | 5A |
Core Features
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Comprehensive Motor Protection
Built-in phase loss and overload protection functions, automatically tripping to cut off the power supply when faults occur, effectively preventing motor burnout and extending service life.
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Continuously Adjustable Setting Current
The setting current can be continuously adjusted within the rated range, allowing precise matching to different motor power and load conditions, ensuring flexible and accurate protection.
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10A Trip Class & High Reliability
Class 10A trip characteristic provides optimal protection for motor starting, avoiding false tripping during normal startup while ensuring rapid response to overload faults.
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Through-Core Wiring Design
Through-core wiring for easy installation, with two wiring methods: single through-core for currents above 3A, and secondary through-core for currents below 3A, adapting to different wiring scenarios.
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Visual Status Indication
Three independent indicator lights clearly display phase loss, running, and overload status, enabling real-time monitoring of motor operation and quick fault diagnosis.
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Dual Voltage Compatibility
Compatible with both AC 220V and 380V control power supplies, suitable for various industrial control systems and motor control circuits.
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Durable & Easy Installation
Robust three-phase electronic structure with screw mounting, ensuring long-term stable operation in harsh industrial environments, with simple wiring and easy maintenance.
Application Scenarios
- Industrial automation equipment, CNC machinery, and production lines
- Three-phase asynchronous motors, water pumps, fans, and conveyor systems
- Electrical control panels, power distribution systems, and motor control centers
- Mechanical equipment, machine tools, and industrial machinery
- Commercial and industrial motor protection systems
Important Notes
- Model Selection: Choose the correct model based on motor rated current and power.
- Wiring: Follow the wiring diagram for correct through-core wiring and control circuit connection.
- Reset: The protector requires power-off reset after tripping.
- Installation: Ensure proper screw mounting and ventilation for heat dissipation.
Care Instructions
Care Instructions

