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    Item No.: ADJUSTABLE V/A PROTECTOR

    ADJUSTABLE V/A PROTECTOR

    Description：

    Overvoltage protector, professional level voltage abnormality protection, automatic disconnection and restoration of power supply, ensuring safe and stable operation of equipment.
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      This wide-range over and under voltage protector is engineered for regions with highly unstable power grids and large voltage deviations.

      🔹 Key Technical Knowledge

      • Voltage tolerance: Wide operating range

      • Protection focus: Grid instability environments

      • Installation: DIN rail

      • System compatibility: Residential & commercial panels

      🔹 Why choose this product?

      • Maintains protection under extreme voltage conditions

      • Suitable for developing or remote power grids

      • Reliable long-term electrical safety solution

      🔹 OEM & Manufacturing Advantage

      We manufacture voltage protectors tailored for challenging grid conditions, supporting OEM export projects worldwide.

      🔹Use Cases / Industries

      • Home appliance protection

      • Residential electrical upgrades

      • Consumer power safety systems

      Front-face Panel

      Technical Data

      Supply terminalsN,L
      Rated supply voltageAC220V；DC85-300V
      Rated frequency40/50/60/70Hz
      >V setting rangeAC130-300V;DC130-300V
      <V setting rangeAC80-210V;DC85-210V
      Voltage hysteresis5V
      Overvoltage trip delay0.5s
      Voltageaccuracy<1%
      Max.operating phase voltage350V
      Max.operating current40A/63A
      Altitude≤2000m
      FunctionLightning protection
      Pemissable relative humidity<50% at 25℃
      （without condensation)
      Ambient temperature·-25℃~+55℃
      Size81*36*66mm

      Setup Menu

      Set

      character

      		Technical
      parameter      		Set

      range

      		Default
      value      		SetcharacterTechnical
      parameter      		Set

      range

      		Default
      value
      P-1Power-ondelaytlme1-999s5sP-9OvercurrentSetting1A-40A

      1A-63A

      		40A
      63A
      P-2Recoverydelay1-999s30sP-10Overcurrenttripdelay0.1-10s1.0s
      P-3OvervoltageSetting130-300V270VP-11Currentadjustment-10%~
      +10%V      		Real-time
      currentdata
      P-4Overvoltagerecovery

      value

      		125-295V265VP-12FrequencyadjustmentDonotmodify
      -2.5%+2.5%HZ      		Real-time
      frequencydata
      P-5UndervoltageSetting80-210V170VP-13Quickpowerdown
      protection      		ON/OFFon
      P-6Undervoltagerecovery
      value      		85-215V175VP-14Threemodels1:Standard
      2.Manual
      3.Automatic      		1
      P-7Voltagetripdelay0.1-10s0.5sP-15EnergysavingmodeON/OFFoff
      P-8VoltageCorrection-10%~
      +10%V      		Real-time
      voltagedata      		P-16Passwordsetting000-999112

      FAQ

      1. What appliances can this protector safeguard?
      It protects refrigerators, air conditioners, washing machines, and other voltage-sensitive appliances.

      2. Why is voltage protection critical for appliances?
      Long-term under-voltage or over-voltage can significantly shorten appliance lifespan.

      3. Does it reconnect automatically?
      Yes. Power is restored automatically once voltage stabilizes.

      4. Is installation complicated?
      No. DIN-rail installation makes setup quick and simple.

      5. Can it be supplied in bulk?
      Yes. We provide wholesale supply and OEM services as a factory manufacturer.

      Start Customizing Now

      We offer a full range of customised services, working closely with our customers every step of the way, from concept design to final delivery.

      Contact

      Other＆Products

      Our team is always guided by the needs of our customers, providing professional consultation and support to ensure your satisfaction.

      ANYTHING YOU COULDN’T FIND？

      Talk With Our Sales

      We know that every business is unique, so we offer customized services to ensure that our products perfectly match your specific needs:

      • Comprehensive brochure you can download
      • 15 years factory experience
      • Fast delivery
      • OEM&ODM
      • Low price
      • Small MQQ

      SEND US AN EMAIL

      devin@cnspd.com

      Contact Us

      We constantly evaluate and improve our processes to ensure that we are delivering the most efficient and reliable electrical products on the market.

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