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  • Three Phase Over Under Voltage Protector 63A Adjustable Dual Digital Din Rail Relay Surge Limit Over Current Protection
  • Three Phase Over Under Voltage Protector 63A Adjustable Dual Digital Din Rail Relay Surge Limit Over Current Protection
  • Three Phase Over Under Voltage Protector 63A Adjustable Dual Digital Din Rail Relay Surge Limit Over Current Protection
  • Three Phase Over Under Voltage Protector 63A Adjustable Dual Digital Din Rail Relay Surge Limit Over Current Protection
  • Three Phase Over Under Voltage Protector 63A Adjustable Dual Digital Din Rail Relay Surge Limit Over Current Protection
Three Phase Over Under Voltage Protector 63A Adjustable Dual Digital Din Rail Relay Surge Limit Over Current Protection
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Three Phase Over Under Voltage Protector 63A Adjustable Dual Digital Din Rail Relay Surge Limit Over Current Protection

  • 30 - 99 Pieces
    $12
  • >= 100 Pieces
    $11.50

Customization:

Customized logo（Min.Order: 3000 pieces）
Customized packagin（Min.Order: 3000 pieces）
Graphic customization（Min.Order: 3000 pieces）
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Three Phase Over Under Voltage Protector 63A Adjustable Dual Digital Din Rail Relay Surge Limit Over Current Protection

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Three-Phase Electrical Protection: Monitors and safeguards against overvoltage, undervoltage, and overcurrent in single or three-phase systems, ensuring equipment safety and operational stability.
  • Adjustable Protection Settings: Customizable voltage and current thresholds via digital interface, enabling tailored protection for diverse electrical loads (up to 63A).
  • Real-Time Monitoring: Dual digital display provides instant voltage and current readings, simplifying proactive system management.

Key features

  • 1. Material Technology

    • With a durable plastic/metal body, ensure reliable operation in harsh industrial environments.

  • 2. Interactive Design

    • With a digital display and control buttons, monitor real-time voltage/current levels and adjust protection settings effortlessly.

  • 3. Performance Parameters

    • With adjustable voltage/current protection settings, customize protection levels to match specific equipment requirements, offering 20% more flexibility than fixed models*.

  • 4. Scenario Solutions

    • With three-phase capability, adapt to commercial/industrial needs, while single-phase functionality suits residential applications.

  • 5. Certification Standards

    • With compliance to international safety standards (e.g., CE/UL), ensure safe and reliable performance*.

Product details

Three Phase Over Under Voltage Protector 63A Adjustable Dual Digital Din Rail Relay Surge Limit Over Current Protection

The Three Phase Over Under Voltage Protector 63A is a robust electrical protection device designed to safeguard three-phase systems against overvoltage, undervoltage, overcurrent, and surge events. Its digital interface, adjustable settings, and DIN rail mounting make it ideal for industrial and commercial applications requiring precise voltage/current monitoring and protection.

Technical specifications

FeatureSpecificationBenefit
Current TypeACWith AC compatibility, ensures seamless integration with standard systems.
Display TypeDigitalWith real-time voltage/current monitoring, enables quick anomaly detection.
Phase SupportThree-PhaseOptimized for industrial systems, supporting multi-phase power distribution.
Voltage ProtectionOvervoltage/UndervoltageMaintains system stability by preventing equipment damage from voltage fluctuations.
Current ProtectionOvercurrentPrevents overheating and fire risks via automatic disconnection.
Adjustable SettingsCustomizable voltage/current thresholdsWith adjustable parameters, adapts to specific equipment requirements.
Surge ProtectionSurge Limit FeatureEnhances safety by blocking sudden voltage spikes.
Input/Output Voltage220VEnsures compatibility with standard power supplies.
MaterialDurable Plastic/MetalGuarantees longevity and reliability in harsh environments.
SizeCompact DesignFits easily into industrial control panels and DIN rails.

Customization guide

Adjustable voltage and current thresholds allow users to tailor protection parameters to specific equipment needs. Ideal for applications such as:

  • Industrial machinery requiring precise voltage tolerance.
  • Sensitive electronics needing overcurrent safeguards.

Get inspired

Protect your critical systems with the Three Phase Over Under Voltage Protector. Its digital diagnostics, surge-resistant design, and adjustable protections ensure uninterrupted operation while shielding equipment from voltage/current anomalies.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Protection Range AdjustabilityFixed 220V ±10%Adjustable ±15%Adjustable ±20%*
Response Time50ms35ms (+30% faster)20ms (+60% faster)*
Surge Withstanding Capacity5kA8kA (+60%)12kA (+140%)*
Display FeaturesBasic ReadingsReal-Time GraphsAdvanced Diagnostics

Supplier's note

  1. Key Technical Breakthroughs:

    • Adjustable Protection Ranges: The Pro Model’s ±20% voltage adjustment capability accommodates fluctuating grid conditions in remote facilities.
    • Ultra-Fast Response: The Pro’s 20ms response time (60% faster than Base) minimizes downtime in high-speed manufacturing lines.
    • Enhanced Surge Protection: The Pro’s 12kA surge rating (triple industry benchmarks) safeguards against lightning-induced spikes.

  2. Optimal Version Selection:

    • Base Model: Suitable for standard industrial setups with stable power grids.
    • Advanced Model: Ideal for facilities with variable loads (e.g., data centers) needing ±15% voltage tolerance.
    • Pro Model: Recommended for high-risk environments (e.g., mining, oil rigs) requiring ultra-fast response and extreme surge resistance.

Example Use Case: The Pro Model’s 12kA surge capacity paired with its ±20% adjustable voltage ensures safe operation of offshore equipment during extreme weather events.

Frequently asked questions

  • Which three-phase voltage protector is best for industrial facilities?

  • How to clean the digital display of a 63A adjustable voltage protector?

  • Can I adjust voltage settings on a three-phase protector for varying loads?

  • Is the adjustable voltage protector CE certified for commercial use?

  • How does the dual digital display enhance monitoring in voltage protectors?

  • Does the 63A protector offer surge protection for sensitive equipment?

  • What’s the difference between single and three-phase voltage protectors?

  • How does overcurrent protection in this device prevent electrical fires?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Voltage RegulationIndustrial machinery, commercial buildingsAdjustable voltage range 180-240V (Base) ▲ 180-260V (Advanced) (IEC 61000-4-14)
(Industry: 200-240V)		Wider range than industry standard for extreme fluctuations.Advanced version may incur higher costs.
Current ProtectionHigh-demand equipment63A Overcurrent Protection (Base) ▲ 80A (Advanced) (IEC 60947-2)Safeguards against overloads in heavy-duty setups.May trigger false alarms during legitimate high-demand cycles.
Over/Under Voltage ProtectionSensitive electronicsAdjustable thresholds ±10% (Base) ▲ ±15% (Advanced) (IEC 61000-4-11)Advanced tolerances protect precision equipment from minor voltage dips/swells.Narrower tolerance in Base may require frequent adjustments.
Digital DisplayReal-time monitoringFull-color LCD (Base) ▲ Touchscreen (Advanced) (ISO 7083)
(Industry: Analog)		Enables customizable alerts and data logging.Screen failure could disrupt monitoring (Base lacks touchscreen features).
Phase CompatibilityIndustrial facilitiesSingle/Three-Phase Support (Base & Advanced) (IEC 60038)
(Industry: Single-phase dominant)		Versatile for multi-phase systems; reduces need for separate devices.Requires expertise to configure three-phase settings.
Surge ProtectionAreas with frequent power surgesSurge Limiting (Base) ▲ Dual Surge + Transient Blocking (Advanced) (IEC 61000-4-5)Advanced model blocks spikes up to 15kA (▲ Base: 10kA).Advanced version adds bulkier hardware for surge components.

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