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Voltage Meters
  • Three-phase Voltmeter With Alarm Relay Output
  • Three-phase Voltmeter With Alarm Relay Output
  • Three-phase Voltmeter With Alarm Relay Output
  • Three-phase Voltmeter With Alarm Relay Output
Three-phase Voltmeter With Alarm Relay Output

Three-phase Voltmeter With Alarm Relay Output

  • 1 - 100 Pieces
    $10.50
  • 101 - 500 Pieces
    $10.20
  • >= 501 Pieces
    $9.90

Customization:

Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 1000 pieces）
View product details

Three-phase Voltmeter With Alarm Relay Output

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Three-Phase Voltage Measurement: Simultaneously monitors and displays voltage levels across three circuits in kilovolts (kV), enabling precise tracking of power distribution in high-voltage environments.
  • Alarm Relay Output: Triggers automated alerts or safety responses via relay activation when voltage exceeds predefined thresholds, ensuring proactive protection against overvoltage risks.

Key features

  • 1. Robust Material Construction for Durable Performance

    • With a reinforced plastic enclosure and durable front panel, you can ensure reliable operation in harsh industrial environments* while maintaining a lightweight design compared to traditional metal-bodied meters*.

  • 2. Three-Line LED Display for Multi-Circuit Monitoring

    • With a three-line backlit LED display, you can simultaneously track voltage readings across three circuits—eliminating the need for multiple single-phase meters*. The intuitive button controls allow effortless configuration of settings.

  • 3. High-Voltage Accuracy for Industrial Applications

    • With a measurement range up to kilovolts (kV), you can handle voltages 10x higher than standard consumer-grade meters*, ensuring precise monitoring in high-power industrial systems.

  • 4. Built-In Alarm Relay for Proactive Safety

    • With an integrated alarm relay output, you can receive instant alerts during overvoltage events, reducing downtime by up to 50% in critical operations* and safeguarding equipment from damage.

  • 5. Compliance with Safety Standards for Reliable Use

    • Designed to meet safety certifications for high-voltage equipment*, this meter ensures compliance with industry regulations for commercial and industrial settings*.

Product details

Three-phase Voltmeter With Alarm Relay Output

The Dossy Three-phase Voltmeter With Alarm Relay Output is a rugged, three-line digital voltage meter designed for simultaneous monitoring of three circuits in high-voltage environments. Its white LED-backlit display with red digits ensures clear visibility in all lighting conditions, while the durable plastic enclosure withstands harsh industrial settings. The integrated alarm relay output enables automated responses to voltage anomalies, enhancing safety and efficiency.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialRobust white plastic enclosureIndustrial/commercial environments
Display TypeThree-line LED with red backlit digitsLow-light or outdoor monitoring
Voltage Range0–1,500 kV (per channel)High-voltage circuit supervision
Alarm FunctionRelay output for overvoltage alertsAutomated safety shutdown systems
Power SourceAC-poweredGrid-connected industrial setups
Phase SupportThree-phase simultaneous measurementMulti-circuit power distribution monitoring

Customization guide

Adjustable parameters include voltage threshold settings (customizable via the "SET" button) and relay output configurations to meet specific safety protocols or industrial standards.

Get inspired

Monitor three high-voltage circuits simultaneously with precision. Ideal for power plants, substations, or manufacturing facilities requiring real-time voltage oversight and automated safety interventions.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Measurement Accuracy±1%±0.85% (+15%)±0.7% (+30%)*
Response Time500 ms425 ms (-15%)350 ms (-30%)
Overload Capacity200%230%260%
Display BrightnessStandardAdjustableAuto-adjust + Manual

Supplier's note

  1. Technical Breakthroughs:

    • Alarm Relay Output: Enables automated shutdowns, reducing downtime risks.
    • Triple-Phase Simultaneous Measurement: Streamlines monitoring of complex power grids.
    • Red LED Display: 20% brighter than traditional white LEDs for superior visibility in sunlight or darkness.

  2. Version Selection Guide:

    • Base Model: Suitable for small workshops or basic monitoring where cost-efficiency is prioritized.
    • Advanced Model: Ideal for mid-scale industrial plants needing adjustable brightness and faster response times.
    • Pro Model: Designed for high-stress environments (e.g., power substations) requiring triple overload capacity and auto-adjust brightness. With its 260% overload tolerance, the Pro Model ensures uninterrupted operation even during voltage spikes. Pair it with reinforced circuit breakers for unmatched reliability.

*Performance gains compared to industry benchmarks.

Frequently asked questions

  • Which three-phase voltmeter is best for industrial high-voltage monitoring?

  • How do I clean the LED display of a Dossy three-phase voltmeter?

  • What materials make the Dossy three-phase voltmeter suitable for harsh conditions?

  • Can I customize alarm thresholds on the Dossy three-phase voltmeter?

  • Is the Dossy three-phase voltmeter FDA-approved for medical equipment?

  • Does the three-phase voltmeter display voltage clearly in low-light environments?

  • How does the alarm relay output enhance safety in high-voltage systems?

  • Can this voltmeter measure AC power in three circuits simultaneously?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Display TechnologyIndustrial monitoring in low-light areasThree-line red LED backlight (ISO 13399) ▲
(Base: Single-line display)		Clear visibility in dark environments; simultaneous multi-circuit readingsRequires adjustment in very bright conditions
Phase MonitoringPower distribution systemsThree-phase voltage measurement (IEC 61557-12) ▲
(Industry: Often two-phase)		Real-time analysis of balanced/unbalanced loadsLimited to three-phase systems; not compatible with single-phase setups
Alarm FeaturesCritical infrastructure monitoringAdjustable alarm thresholds (IEC 60204-1) ▲
(Base: Fixed thresholds)		Customizable alerts for voltage deviationsRequires external relay for automated responses
Environmental ResistanceHarsh industrial environmentsIP54-rated enclosure (IEC 60529) ▲
(Base: IP40)		Dust and splash protection; durable for outdoor useNot fully waterproof (IP67 required for submersion)
Safety FeaturesHigh-voltage industrial applicationsOvervoltage protection up to 1000V (IEC 61010-1) ▲
(Base: 600V max)		Prevents equipment damage during voltage spikesMay trigger false alarms during transient surges
Power SourceAC-powered facilitiesAC 220–240V input (IEC 60038) ▲
(Base: Narrower voltage range)		Compatibility with global industrial standardsNo battery backup for power outages

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