CHINT · Motor overload relay
Product overview
CHINT NXR relays provide motor overload and phase-loss protection. The correct setting range must contain the motor nameplate current, and the relay mounting arrangement must match the contactor or separate-mounting requirement.
Technical selection summary
| Series | NXR |
|---|---|
| Protection functions | Motor overload and phase-loss protection |
| Catalogue current-setting coverage | 0.1–630 A across the range |
| Circuit frequency | 50/60 Hz |
| Reset and test functions | Manual/automatic reset, stop and test functions as specified by model |
| Reference standards | IEC/EN 60947-4-1 and IEC/EN 60947-5-1 |
| Catalogue enclosure protection | IP20 is stated for NXR-12, NXR-25, NXR-38 and NXR-100 in the manufacturer catalogue. Check other frames separately; a protective adjustment cover does not establish a general sealed or waterproof enclosure rating |
Typical applications
- AC motor starters
- Machine protection circuits
- Contactor-and-relay sets
