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    Item No.: LYAP-A2

    LYAP-A2 ADJUSTABLE V/A

    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 over and under voltage protector is specifically designed to protect sensitive electrical appliances from voltage-related damage.

      🔹 Key Technical Knowledge

      • Protection focus: Appliance-level voltage safety

      • Monitoring: Fast voltage response

      • Installation: DIN rail

      • Typical use: Household appliances

      🔹 Why choose this product?

      • Prevents irreversible appliance damage

      • Automatic recovery after voltage normalization

      • Cost-effective protection solution

      🔹 OEM & Manufacturing Advantage

      We provide OEM appliance-protection voltage devices for retail and wholesale channels.

      🔹Use Cases / Industries

      • Rural power systems

      • Industrial zones

      • Infrastructure projects

      Front-face Panel

      Technical Data

      Supply terminals N,L
      Rated supply voltage AC220V；DC85-300V
      Rated frequency 40/50/60/70Hz
      >V setting range AC130-300V;DC130-300V
      <V setting range AC80-210V;DC85-210V
      Voltage hysteresis 5V
      Overvoltage trip delay 0.5s
      Voltageaccuracy <1%
      Max.operating phase voltage 350V
      Max.operating current 40A/63A
      Altitude ≤2000m
      Function Lightning protection
      Pemissable relative humidity <50% at 25℃
      （without condensation)
      Ambient temperature ·-25℃~+55℃
      Size 81*36*66mm

      Setup Menu

      Set
      character      		 Technical
      parameter      		 Setrange Default
      value      		 Setcharacter Technical
      parameter      		 Setrange Default
      value
      L-1 Power-ondelaytlme 1-999s 5s L-11 Overcurrentcounter 0-20times Off
      L-2 Recoverydelay 1-999s 30s L-12 Currentadjustment -10%~
      +10%V      		 Real-time
      currentdata
      L-3 OvervoltageSetting 130-300V 270V L-13 Frequencyadjustment Donotmodify
      -2.5%+2.5%HZ      		 Real-time
      frequencydata
      L-4 Overvoltagerecovery

      value

      		 125-295V 265V L-14 Quickpowerdown
      protection      		 ON/OFF on
      L-5 UndervoltageSetting 80-210V 170V L-15 Threemodels 1:Standard
      2.Manual
      3.Automatic      		 1
      L-6 Undervoltagerecovery
      value      		 85-215V 175V L-16 Automaticreset ON/OFF on
      L-7 Voltagetripdelay 0.1-10s 0.5s L-17 Switchmode ON/OFF on
      L-8 VoltageCorrection -10%~
      +10%V      		 Real-time
      voltagedata      		 L-18 Energysavingmode ON/OFF off
      L-9 OvercurrentSetting 1A-40A
      1A-63A      		 40A
      63A      		 L-19 Passwordsetting 000-999 112
      L-10 Overcurrenttripdelay 0.1-10s 1.0s

      FAQ

      1. What makes this version heavy-duty?
      It is designed for frequent voltage fluctuations and demanding power environments.

      2. Is it suitable for unstable power grids?
      Yes. It performs reliably in regions with poor grid stability.

      3. Can it handle frequent switching?
      Yes. The internal relay system is designed for long service life.

      4. Is it factory tested?
      All units are tested under strict quality control procedures.

      5. Is OEM customization available?
      Yes. We support OEM, ODM, and bulk supply.

      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

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      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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