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CHINT 268331 ā NR2-25 Thermal Overload Relay (9~13A)
Thermal overload relay with adjustable range of 9ā13A. Designed for protecting small to medium motors in control panels and automation systems. Fully compatible with CHINT NC7-0918 / NC7-2532 contactors.
š¹ Description (English):
The CHINT NR2-25 (Part No. 268331) is a high-performance thermal overload relay designed to protect motors operating within the 9 to 13A current range. It provides accurate trip protection against overload, phase loss, and current imbalance, improving motor longevity and system reliability.
This unit mounts directly under CHINT NC7-0918 or NC7-2532 contactors and is equipped with 1NO + 1NC auxiliary contacts for signaling, interlocks, or control logic. With manual and automatic reset options and temperature compensation, it ensures consistent protection regardless of ambient temperature fluctuations.
Certified to IEC/EN 60947-4-1 and 60947-5-1, the relay is ideal for use in pumps, fans, compressors, and general automation applications requiring mid-range current protection.
š¹ Key Features:
⢠Adjustable current range: 9ā13A
⢠Auxiliary contacts: 1NO + 1NC
⢠Manual and automatic reset modes
⢠Temperature compensation for trip accuracy
⢠Frame size: 25A
⢠Compatible with NC7-0918 / NC7-2532 contactors
⢠Compliant with IEC/EN 60947-4-1 & 60947-5-1
⢠Designed for motor and equipment protection
š¹ Technical Specifications (English):
Parameter Value
Model NR2-25
Part Number CHINT 268331
Current Range 9~13A
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 Motor/equipment protection