✅ CHINT 107401 – CHINT G NJBK7-800/40/AC380V 8A~40A Motor Protection Relay
Standard 3-phase motor protection relay rated for 40A, with adjustable setting range 8A–40A, operating on AC380V control voltage—ideal for motor starter panels without analog or communication interfaces.
🔹 Description (English):
The CHINT 107401 – G NJBK7-800/40/AC380V is a mid-range motor protection relay built to safeguard 3-phase motors in industrial environments. Rated at 40A with an adjustable current setting range of 8A to 40A, it offers reliable protection against overload, undercurrent, phase loss, and locked rotor faults.
This model operates on AC380V control power and is a basic version without RS485 communication or analog output, making it perfect for stand-alone motor protection setups that don’t require remote monitoring or automation system integration.
The relay is compliant with IEC/EN 60947-4-1, offering a durable and dependable solution for motor control applications.
🔹 Key Features:
• Rated motor current: 40A
• Adjustable current setting: 8A–40A
• Control voltage: AC380V
• Standard version with no RS485 or analog signal
• Protection: overload, undercurrent, phase failure, locked rotor
• Durable and economical design
• Complies with IEC/EN 60947-4-1
🔹 Technical Specifications (English):
Parameter Value
Model G NJBK7-800/40/AC380V
Part Number CHINT 107401
Rated Current 40A
Current Setting Range 8A–40A
Control Power Supply Voltage AC380V
Analog Output Not available
Communication Interface Not available
Application Motor Protection
Standard Compliance IEC/EN 60947-4-1