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CHINT 268401 ā NR2-93 Thermal Overload Relay, 55~70A
Heavy-duty thermal overload relay rated for 55ā70A, built on a 93A frame. Features 1NO + 1NC auxiliary contacts, suitable for use in compressors, fans, and industrial automation systems.
š¹ Description (English):
The CHINT 268401 ā NR2-93 thermal overload relay is designed for motors operating in the 55 to 70A range. Built with a 93A frame, it ensures reliable overload protection in medium-to-large industrial installations. This model is engineered for direct integration with CHINT NC7-4065 / NC7-8095 contactors.
It includes 1NO + 1NC auxiliary contacts that support control logic and protection circuits such as alarms and shutdowns. The relay supports manual and automatic reset modes, and incorporates temperature compensation for accurate performance in diverse environments.
Fully compliant with IEC/EN 60947-4-1 and 60947-5-1, it is ideal for industrial HVAC units, pumps, material handling equipment, and more.
š¹ Key Features:
⢠Adjustable current range: 55~70A
⢠Frame size: 93A
⢠Auxiliary contacts: 1NO + 1NC
⢠Manual/automatic reset
⢠Temperature compensation
⢠Compatible with NC7-4065 / NC7-8095
⢠Ideal for industrial motor applications
⢠IEC/EN 60947 certified
š¹ Technical Specifications (English):
Parameter Value
Model NR2-93
Part Number CHINT 268401
Current Range 55~70A
Frame Size 93A
Compatible Contactors NC7-4065 / NC7-8095
Auxiliary Contacts 1NO + 1NC
Reset Mode Manual / Automatic
Temperature Compensation Yes
Standards Compliance IEC/EN 60947-4-1, 60947-5-1
Application Large motor protection