✅ CHINT 697020 – G NJYB3-1 AC380V
3-phase protection relay for overvoltage, undervoltage, phase failure, phase sequence, and voltage unbalance monitoring. Designed for AC380V three-phase three-wire (3P3W) systems with CE certification.
🔹 Description (English):
The CHINT 697020 – G NJYB3-1 AC380V is a reliable protection relay designed to safeguard industrial 3-phase systems from electrical faults such as overvoltage, undervoltage, phase failure, phase sequence errors, and voltage imbalance. Ideal for AC380V systems with a 3-wire configuration (3P3W), this model ensures optimal monitoring of voltage-related anomalies.
It conforms to IEC/EN 60947-4-1 standards and is CE certified, making it suitable for integration into advanced control panels and motor protection circuits. Optional PTC temperature protection enhances thermal response where required.
🔹 Key Features:
• Rated Voltage: AC380V
• 3-phase 3-wire configuration (3P3W)
• Monitors overvoltage, undervoltage, phase loss, phase sequence, voltage unbalance
• Compatible with optional PTC temperature sensors
• CE certified, IEC/EN 60947-4-1 compliant
• Function Code: 1
🔹 Technical Specifications (English):
Parameter Value
Model G NJYB3-1 AC380V
Part Number CHINT 697020
Rated Voltage AC380V
System Type 3P3W
Function Code 1
PTC Temperature Option Optional (P)
Protection Functions Overvoltage, Undervoltage, Phase failure, Phase sequence, Voltage unbalance
Compliance IEC/EN 60947-4-1
Certification CE