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    Item No.: LYAP-A1

    LYAP-A1 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 optimized for commercial electrical loads, providing stable voltage protection for continuous-use systems.

      🔹 Key Technical Knowledge

      • Protection type: Continuous voltage monitoring

      • Load suitability: Commercial equipment

      • Installation: DIN rail

      • System role: Power safety device

      🔹 Why choose this product?

      • Reduces downtime caused by voltage anomalies

      • Enhances operational safety

      • Reliable for long-duty cycles

      🔹 OEM & Manufacturing Advantage

      We supply commercial-grade voltage protectors with OEM branding and project-based customization.

      🔹Use Cases / Industries

      • Electrical maintenance

      • Panel manufacturing

      • Professional electrical installations

      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 does the visual indicator show?
      It displays real-time operating status, helping technicians quickly identify voltage faults.

      2. Why is visual status important?
      It improves maintenance efficiency and fault diagnosis in electrical panels.

      3. Is this suitable for professional electricians?
      Yes. Clear indicators make it ideal for professional installations.

      4. How is it installed?
      Standard DIN rail installation is supported.

      5. Do you provide factory-direct supply?
      Yes. We are a manufacturer offering bulk and OEM 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

      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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