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  • 4-63A 1P+N/2P TUYAWIFI Three-display Overvoltage and Undervoltage Protector
  • 4-63A 1P+N/2P TUYAWIFI Three-display Overvoltage and Undervoltage Protector
Over And Under Voltage Protector

4-63A 1P+N/2P TUYAWIFI Three-display Overvoltage and Undervoltage Protector

1. Precise over- and under-voltage protection for comprehensive electrical safety: automatically trips and cuts off the circuit during over-voltage, under-voltage, or voltage fluctuations; supports customizable protection thresholds to suit different regional power grid characteristics and sensitive equipment requirements.
2. Tuya Smart Connectivity for remote control of electricity usage: monitor remotely via the Tuya Smart App, with multi-user shared management.
3. Tuya ecosystem integration to expand smart scenarios.
4. Data statistics and fault tracing.
5. Easy installation with strong adaptability.

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Rated supply voltage AC220V Operation voltage range AC80V~350V
Rated frequency 50/60Hz Undervoltage(<U) setting Range 210~140V
Overvoltage(>U) setting Range 230-300V >U And <U Trip Delay 0.5s
Rated Current 40/63A (subject to product label) Voltage measurement accuracy 2% (Not exceeding 2% of the overall range)
ResetStartDelay 1~600s Output contact 1NO
Rated Insulation Voltage 400V Mechanical life 10⁶
Electrical life 10⁵ Pollution Degree 3
Protection Degree IP20 Operating temperature -50℃~55℃
Altitude ≤ 2000m Storage temperature -30℃~70℃
Humidity  ≤ 50% at 40℃ (without condensation)

Technical Parameter Setting Range Step Factory Setting
Over-Voltage Protection Value 230-300V 1V 280V
Under-Voltage Protection Value 210~140V 1V 160V
Over-Current Recovery Delay Time 1-600s 1ss 5s






Chengxi Electric Group Co., Ltd.

Chengxi Electric Group Co., Ltd.

Chengxi Electric Group Co., Ltd. is an OEM/ODM 4-63A 1P+N/2P TUYAWIFI Three-display Overvoltage and Undervoltage Protector Company and Wholesale 4-63A 1P+N/2P TUYAWIFI Three-display Overvoltage and Undervoltage Protector Supplier. Equipped with modern industrial factory buildings and office facilities, we specialize in the production and operation of circuit breakers, dual power supplies (ATS), AC contactors, and other modern low-voltage electrical products. The company implements a complete and scientific quality management system. Through good faith and strong technical capabilities, our products have earned widespread recognition in the industry. ChengXi Electric adheres to a management philosophy of "Integrity, Pragmatism, Science, Rigor, and Solidarity," always focusing on customer needs and dedicated to the field of low-voltage electrical equipment. Relying on the power system and driven by market demands, ChengXi Electric has provided high-quality products and services to a diverse range of users over the years. We continue to expand our market presence, and our products are widely used in numerous domestic sectors, including electric power systems, nuclear power, national defense, petrochemicals, metallurgy, coal, railways, and more. They play a vital role in many national key projects, winning the trust of a growing number of customers and achieving an excellent reputation within the industry. The company always aims at the global technological frontier, focusing on being a trendsetter in low-voltage apparatus. We strive to promote the development and progress of electric power transmission and distribution, aiming to build a first-class international electrical brand. ChengXi is willing to collaborate with partners worldwide to create a brilliant future together.

Certificate

  • ATTESTATION OF CONFORMITY
    ATTESTATION OF CONFORMITY
  • ATTESTATION OF CONFORMITY
    ATTESTATION OF CONFORMITY
  • Business license
    Business license
  • Group standard drafting unit
    Group standard drafting unit
  • AAA-rated credit enterprise
    AAA-rated credit enterprise
  • Wenzhou Enterprise Technology Research and Development Center
    Wenzhou Enterprise Technology Research and Development Center
  • Star Enterprise
    Star Enterprise
  • High-tech enterprises
    High-tech enterprises

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