✅ CHINT 107414 – CHINT G NJBK7-800M/100/AC220V 20A~100A Motor Protection Relay
Robust 3-phase motor protection relay rated at 100A, adjustable from 20A to 100A, operating with AC220V control voltage—equipped with 4–20mA analog output for high-accuracy current monitoring and control integration.
🔹 Description (English):
The CHINT 107414 – G NJBK7-800M/100/AC220V is a high-capacity motor protection relay designed for 3-phase AC motors operating at AC220V control voltage. With a rated current of 100A and adjustable range from 20A to 100A, it is ideal for medium-to-large motors in automation, industrial machinery, and HVAC systems.
This relay features a 4–20mA analog output, allowing real-time current feedback to analog instruments or PLCs for system monitoring, process control, and protection logic.
It provides essential protections such as overload, undercurrent, locked rotor, and phase failure. Certified under IEC/EN 60947-4-1, it ensures safety, reliability, and long service life in industrial environments.
🔹 Key Features:
• Rated motor current: 100A
• Adjustable current setting: 20A–100A
• Control voltage: AC220V
• Analog output: 4–20mA
• Core protection: overload, undercurrent, phase failure, locked rotor
• Ideal for large motor panels and control systems
• Compliant with IEC/EN 60947-4-1
🔹 Technical Specifications (English):
Parameter Value
Model G NJBK7-800M/100/AC220V
Part Number CHINT 107414
Rated Current 100A
Current Setting Range 20A–100A
Control Power Supply Voltage AC220V
Analog Output 4–20mA
Communication Interface Not available
Application Motor Protection
Standard Compliance IEC/EN 60947-4-1