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CHINT 268388 ā NR2-25 Thermal Overload Relay (0.63~1A)
Adjustable thermal overload relay with a protection range of 0.63ā1A. Designed for low-power motor protection and control circuits. Compatible with CHINT NC7-0918 / NC7-2532 contactors.
š¹ Description (English):
The CHINT NR2-25 (Part No. 268388) is a thermal overload relay designed for precision protection of small motors and low-current circuits. With an adjustable range of 0.63 to 1A, it ensures accurate trip response against overloads, phase loss, and current imbalance.
This relay can be directly mounted under CHINT NC7-0918 or NC7-2532 contactors, forming a compact motor protection system. Equipped with 1NO + 1NC auxiliary contacts, it provides reliable status signaling and supports interlock/control functions. It features manual and automatic reset options, along with built-in temperature compensation for stable operation in fluctuating environments.
Complies with IEC/EN 60947-4-1 and 60947-5-1 standards, making it suitable for control panels, HVAC units, conveyors, and automated machines.
š¹ Key Features:
⢠Adjustable current range: 0.63ā1A
⢠1NO + 1NC auxiliary contacts
⢠Frame size: 25A
⢠Compatible with NC7-0918 / NC7-2532 contactors
⢠Manual/automatic reset modes
⢠Built-in temperature compensation
⢠Protection against overload and phase failure
⢠IEC/EN 60947 compliant
š¹ Technical Specifications (English):
Parameter Value
Model NR2-25
Part Number CHINT 268388
Current Range 0.63~1A
Frame Size 25A
Compatible Contactors NC7-0918 / NC7-2532
Auxiliary Contacts 1NO + 1NC
Reset Type Manual / Automatic
Temperature Compensation Yes
Standards Compliance IEC/EN 60947-4-1, 60947-5-1
Application Small motor/load protection