Chint NXR Thermal Overload Relay (1.6–2.5 A)

Model / Frame: NXR‑25

Adjustable Current Range: 1.6 A – 2.5 A

Rated Operational Voltage: Up to 690 VAC, suitable for both 50 Hz and 60 Hz AC systems

Protection Functions:

• Thermal overload protection (prevents motor overheating)

• Phase-loss protection (guards against single-phase conditions)
  

Auxiliary Contacts:

• 1 × Normally Open (NO)

• 1 × Normally Closed (NC)
  

Control & Indication Features:

• Temperature compensation ensuring consistent performance across temperature variations

• Trip (action) indicator to signal overload activation

• Stop/Test button for manual operation and troubleshooting

• Manual and automatic reset options (depending on variant)
  

Mounting Options:

• Designed for plug-in integration with Chint NXC contactors

• Can also be mounted independently via the MB‑2 base

Standards & Compliance:

• Meets IEC/EN 60947‑4‑1 and IEC/EN 60947‑5‑1 standards for safety and performance
  

Enclosure Rating: IP20 (protects against local ingress of solid objects)

Operating Temperature Range:

• –35 °C to +70 °C overall

• –5 °C to +40 °C recommended for standard operation