NJBK1-400 Motor Protection Relay 80A-400A AC380V

Motor Protection Relay NJBK1-400 80A-400A AC380V — Comprehensive Three-Phase Motor Safeguard

Motor Protection Relay NJBK1-400 80A-400A AC380V is a robust and reliable overload, overheating, phase failure, and short-circuit protection device designed for three-phase electric motors. Covering a current range of 80 to 400 Amperes at 380V AC, this relay is ideal for safeguarding high-power industrial equipment, preventing costly downtime and extending motor lifespan. It provides essential protection for critical applications.

Technical Specifications:

• Type: Thermal-Magnetic Motor Protection Relay

• Standard: GOST IEC 60947-4-1 (Compliance may vary by specific production batch)

• Base Material: Flame-retardant plastic housing with internal magnetic and thermal elements.

• Application: Indoor industrial environments

• Consumption: Not applicable – this is a protective device, not a consumable material.

• Drying Time: Not applicable

• Durability: Resistant to vibration, shock, and moderate humidity. Designed for long-term, reliable operation in demanding industrial settings.

• Packaging: Individually boxed with installation instructions.

Advantages:

• Superior motor protection against multiple fault conditions.

• Wide current range accommodates various motor sizes.

• Prevents costly motor failures and downtime.

• Easy installation and configuration.

• Extends motor lifespan and reduces maintenance costs.

• Reliable performance in harsh industrial environments.

Applications:

• Pumps and compressors in industrial facilities.

• Conveyor systems and material handling equipment.

• HVAC systems in commercial and industrial buildings.

• Machine tools and manufacturing machinery.