Thermal Overload Relay NR2-630 250-400A — Robust Motor Protection
Thermal Overload Relay NR2-630 250-400A is a crucial component for safeguarding three-phase asynchronous motors with short-circuited rotors. Designed to protect against damaging overloads and imbalanced phase currents, this relay ensures reliable operation and extends motor lifespan. It’s suitable for applications up to 690V AC, 50/60Hz, offering a cost-effective solution for preventing motor failures and downtime. Available in both plug-in and separate mounting configurations.
Technical Specifications:
Type: Thermal Overload Relay
Standard: GOST (Specific standard number not provided in source)
Base Material: Combination of durable plastics and metallic components for robust construction.
Application: Indoor installation recommended.
Consumption: Not applicable – this is a protective device, not a consumable material.
Drying Time: Not applicable.
Durability: Class 10A protection; resistant to common industrial environmental factors.
Packaging: Individually packaged for protection during transport and storage.
Advantages:
Reliable protection against motor overloads.
Prevents damage from phase loss.
Extends motor lifespan and reduces downtime.
Versatile mounting options: plug-in or separate mounting.
Suitable for a wide voltage range (up to 690V AC).
Cost-effective motor protection solution.
Applications:
Industrial machinery and equipment.
Pumping stations and water treatment facilities.
HVAC systems and ventilation equipment.
Conveyor systems and material handling.
