4,275.0015,300.00 Ex VAT

CHINT maximum AC 690V thermal overload protector NXR-SERIES 50HZ / 60HZ














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Applicable scope

Suitable for NXR thermal overload relays (hereinafter abbreviated as thermal relays) Overload and phase loss protection for AC with continuous or intermittent AC motors Frequency of 50Hz / 60Hz, a voltage up to 690 v and a current of (0.1-630) a. Thermal relays also provide temperature compensation, action indication, automatic And manual reset, stop and test functions. Products are stable and characterized Reliable performance. Thermal relays can be installed in contactors or mounted independently. Compliant standards: IEC / EN 60947-4-1, IEC / EN 60947-5-1.

Structural features

▪Three phase bi-metal sheet type or electronic type (NXR-200, NXR-630) with one trip level 10A ▪ With phase loss protection ▪ With a device for continuous adjustment of the setting current ▪ With temperature compensation ▪ With action indicator With test mechanism With stop bottom ▪ With manual and automatic reset button (NXR-200 and NXR-630 only have manual reset) ▪ Contact with anyone and an electrically separable NC contact Installation method: installed in contactor (NXR-12, 25, 38, 100) or independently (NXR-200, 630) Protection features

Working environment

Installation type: Ⅲ ▪ Pollution degree: 3 Compliant standards: IEC / EN 60947-4-1, IEC / EN 60947-5-1 Certificate mark: CE Enclosure protection degree: IP20 (NXR-12, 25, 38, 100) ▪ Ambient temperature: operating temperature limits: -35 ℃ ~ + 70 ℃. Normal operation ▪ Temperature range: -5 ℃ ~ + 40 ℃. 24-hour average temperature should not exceed + 35 ° C. “Instructions for use” for use beyond the normal operating temperature range Attachment in abnormal conditions “. ▪ Altitude: not exceeding 2000 m above sea level ▪Amospheric conditions: Relative humidity should not exceed 50% at the upper temperature limit of + 70 ° C. A higher relative humidity is allowed at a lower temperature, eg 90% at + 20 ° C. Special precautions should be taken against occasional condensation due to humidity changes. ▪ Installation conditions: the angle between the installation surface and the vertical surface should not exceed ± 5 °. ▪ Shock and vibration: the product should be installed in places without significant vibration, shock and vibration.

Additional information


0.1-0.16A, 0.16-0.25, 0.25-0.4, 0.4-0.63, 0.63-1, 1-1.6, 1.25 -2, 1.6-2.5, 2.5-4, 4-6, 5.5-8, 7-10, 9-13, 17-25, 23-32, 37 -50, 48-65


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