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CHINT 268404 ā NR2-150 Thermal Overload Relay, 80~104A
High-capacity thermal relay on a 150A frame, rated for 80ā104A. Includes 1NO + 1NC auxiliary contacts. Designed for reliable protection of large industrial motor systems.
š¹ Description (English):
The CHINT 268404 ā NR2-150 is a thermal overload relay designed for use with motors operating between 80 to 104A, offering strong and consistent protection against overloads, phase failures, and unbalanced currents. It is built on a 150A frame and integrates directly with CHINT NC7-115 through NC7-170 contactors.
With 1NO + 1NC auxiliary contacts, the relay can be incorporated into motor control logic, alarms, and safety interlocks. It supports both manual and automatic reset operations and features temperature compensation, enabling accurate tripping performance regardless of environmental fluctuations.
Certified to IEC/EN 60947-4-1 and 60947-5-1, this relay is ideal for high-demand applications such as crushers, extruders, HVAC compressors, and conveyor systems.
š¹ Key Features:
⢠Adjustable current range: 80~104A
⢠Frame size: 150A
⢠Auxiliary contacts: 1NO + 1NC
⢠Reset mode: Manual / Automatic
⢠Temperature compensation
⢠Compatible with NC7-115 ~ NC7-170 contactors
⢠Suited for heavy industrial motor protection
⢠Conforms to IEC/EN 60947-4-1 and 60947-5-1
š¹ Technical Specifications (English):
Parameter Value
Model NR2-150
Part Number CHINT 268404
Current Range 80~104A
Frame Size 150A
Compatible Contactors NC7-115 ~ NC7-170
Auxiliary Contacts 1NO + 1NC
Reset Mode Manual / Automatic
Temperature Compensation Yes
Standards Compliance IEC/EN 60947-4-1, 60947-5-1
Application Heavy-duty motor protection