ReviewsAc Three phase

TG30S Mini AC 220-440V Voltage Monitoring Relay Phase Sequence Protection Protection 3-Phase Phase Sequence Relay for Industry Applications

  • Dynamic phase loss, static phase loss protection: refers to the phase failure of any phase when the protected device is in the running state or non-operating state. The indicator light is in the form of red light and priority.
  • Wrong phase protection: A protection measure to prevent the phase sequence of L1, L2, L3 three-phase AC power supply from being connected incorrectly. Instant action. The indicator light is in the form of yellow light..
  • Voltage Unbalance Protection: Refers to a voltage imbalance that will affect the safe operation of the device. When the voltage imbalance rate is higher than 8%. The form of the indicator light is: the lack of phase red light is on, and priority..
  • Delay protection: When there is a fault, the monitor will delay after 1~2 seconds, and the relay will release..
  • The protection function of the monitor is not affected by the current of the line or load, the inrush current, the unbalanced current and the nature of the load. Long-term work with full performance and full climate. Power consumption is no more than 2W..
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Mini AC 220-440V TG30S Phase Sequence Protection Voltage Monitoring Relay Voltage Phase Protective Relay Building Electronics Projects for Industry Applications

  • Dynamic phase loss, static phase loss protection: refers to the phase failure of any phase when the protected device is in the running state or non-operating state. The indicator light is in the form of red light and priority.
  • Wrong phase protection: A protection measure to prevent the phase sequence of L1, L2, L3 three-phase AC power supply from being connected incorrectly. Instant action. The indicator light is in the form of yellow light..
  • Voltage Unbalance Protection: Refers to a voltage imbalance that will affect the safe operation of the device. When the voltage imbalance rate is higher than 8%. The form of the indicator light is: the lack of phase red light is on, and priority..
  • Delay protection: When there is a fault, the monitor will delay after 1~2 seconds, and the relay will release..
  • The protection function of the monitor is not affected by the current of the line or load, the inrush current, the unbalanced current and the nature of the load. Long-term work with full performance and full climate. Power consumption is no more than 2W..
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Victron BMV-712 Battery Monitor (BLACK) with Battery Temperature Sensor kit

  • Victron Energy Quattro 48-Volt 5000VA 70 amp is a combined 120V inverter and battery charger, additionally it can be connected to two independent AC sources.
  • In the event of grid failure, Victron Energy Quattro takes over the supply to the connected loads. This happens so fast that computers and other electronic equipment will continue to operate.
  • With the unique Power Assist feature Victron Energy Quattro will prevent overload of a limited AC source, such as a generator or shore power connection.
  • Up to 6 Victron Energy Quattros can operate in parallel to achieve virtually unlimited power, three phase or split phase operations are also possible.
  • When coupled with a Victron Energy GX device (Sold separately) you can monitor and control your Victron Energy Quattro and system remotely via the internet from anywhere in the world.
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Victron Energy Quattro 5000VA 48-Volt Pure Sine Wave Inverter and 70 amp Battery Charger

  • Victron Energy Quattro 48-Volt 5000VA 70 amp is a combined 120V inverter and battery charger, additionally it can be connected to two independent AC sources.
  • In the event of grid failure, Victron Energy Quattro takes over the supply to the connected loads. This happens so fast that computers and other electronic equipment will continue to operate.
  • With the unique Power Assist feature Victron Energy Quattro will prevent overload of a limited AC source, such as a generator or shore power connection.
  • Up to 6 Victron Energy Quattros can operate in parallel to achieve virtually unlimited power, three phase or split phase operations are also possible.
  • When coupled with a Victron Energy GX device (Sold separately) you can monitor and control your Victron Energy Quattro and system remotely via the internet from anywhere in the world.
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Victron Energy Quattro 5000VA 24-Volt Pure Sine Wave Inverter and 120 amp Battery Charger

  • Victron Energy Quattro 24-Volt 5000VA 120 amp is a combined 120V inverter and battery charger, additionally it can be connected to two independent AC sources.
  • In the event of grid failure, Victron Energy Quattro takes over the supply to the connected loads. This happens so fast that computers and other electronic equipment will continue to operate.
  • With the unique Power Assist feature Victron Energy Quattro will prevent overload of a limited AC source, such as a generator or shore power connection.
  • Up to 6 Victron Energy Quattros can operate in parallel to achieve virtually unlimited power, three phase or split phase operations are also possible.
  • When coupled with a Victron Energy GX device (Sold separately) you can monitor and control your Victron Energy Quattro and system remotely via the internet from anywhere in the world.
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Phase Sequence Meter, 20 Hz ~ 400 Hz Compact Handheld Three Phase Sequence Rotation Meter, No Battery Needed, for General Measuring Tool

  • Wide range of uses: 100% brand new high quality digital phase indicator. An indicator with two functions to check the phase sequence and indicate whether the phase is disconnected..
  • Easy to use: This indicator can check three-phase AC voltage from 200V to 480V, with excellent performance. The LED light can show whether the phase is disconnected and supports buzzer indication..
  • Easy to carry: small size, light weight, convenient to carry, simple operation, safe and reliable to use. Small and light, with a bag for you to take with you..
  • High-quality materials: Made of high-quality plastic, it has excellent insulation, heat resistance, and is not easily damaged by collision. High-quality products provide you with a high-quality guarantee..
  • Professional manufacturing: factory unified standards, excellent, professional manufacturing, CNC edge processing and cutting, long service life, all components meet strict production requirements. You can add it to the shopping cart immediately and enjoy this home digital display test pen quickly..
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Y&H 1200W Solar Grid Tie Micro Inverter with AC Data Monitoring Display Screen Waterproof IP65 MPPT DC28-50V PV Input AC80-160V Output for 36V Solar Panel

  • ...VC series inverter Using IP65 waterproof streamline design which effectively prevent rainwater on the surface erosion. Microinverters turn the power from your solar panels into usable electricity. Single-phase microinverters are usually used in residential and small commercial environments（Support single-phase or three-phase connection）.
  • We have improved the AC wiring solution. Configure converters for faster installation. Avoid the risk of miswiring the fire, zero and ground wires.Meanwhile, the DC input is designed with MC4 connector to avoid reversing the positive and negative terminals. (Some customers extend the solar panel cable so that the positive and negative polarity is reversed).
  • Grid Tie Inverter can monitor in real time the power generated by the inverter through the AC digital meter.（Voltage, current, active power, electrical energy, frequency, power factor）No fire risk and electric shock during installation and operation due to low DC voltage(up to 50V) compared with at least 200V from string inverters.
  • Grid Tie Solar Inverter suitable for 4X250W-300W 36V solar panel (Vmp30-39V.
  • Voc = open circuit voltage.Optimized for high powered 60-cell and 72-cell* modules.Each MC4 branch cannot exceed 300W.
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Garosa Voltage Monitoring Relay, Overvoltage Undervoltage Monitoring Sequence Protector with LED Lights, 480VAC

  • 【Item Main Purpose】This phase sequence protector is mainly used for various fault detection of 3-phase voltage.not easy to be damaged, can be used for a long time without worry..
  • 【5 Indicators To Indicate】Normal, phase loss (voltage three-phase unbalance), reverse phase, overvoltage and undervoltage.We fully guarantee the quality of our products.Please rest assured to buy our items..
  • 【Full-Featured】It integrates three-phase voltage display, over-voltage protection, under-voltage protection, phase-gap protection (phase-break protection), three-phase voltage unbalance protection, phase sequence protection (phase-staggered protection) and acoustooptic alarm..
  • 【Installation Method】The base of the protector adopts a rail type with two screw holes, which can be directly installed separately or mounted on the HT35 rail..
  • 【Application Scenarios】This phase sequence protector is widely used in air compressor, motor distribution box, pump, central air conditioning units, power distribution cabinet, crane, etc.Safety using. If you still have any questions, please send us emails, we're available 24 hours..
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Phase Rotation Meter, Battery Free Industrial Portable Phase Sequence Detector for Industry for Electrician

  • The appearance is exquisite and beautiful, small size, light weight, with carrying bag, portable, easy to carry and use,.
  • The test is double insulated and safe to use. As a general measuring tool, it is widely used in schools, laboratories, families and other fields..
  • 5pcs LED lights illuminate to indicate, the test result is clear at a glance. Fast and accurate measurement, efficient, effective..
  • Environmentally friendly design, no need to use batteries. The time limit for continuous use is 60 minutes at 60V AC and 4 minutes at 600V AC..
  • Highly reliable, it can check a large range of 60V to 600V AC three phase. The instrument guarantee high reliance and performance..
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3 Phase Sequence Rotation Meter, Portable and Lightweight Battery-Free for School Office, etc

  • Environmentally friendly design, no need to use batteries. The time limit for continuous use is 60 minutes at 60V AC and 4 minutes at 600V AC..
  • 5pcs LED lights illuminate to indicate, the test result is clear at a glance. Fast and accurate measurement, efficient, effective..
  • The test is double insulated and safe to use. As a general measuring tool, it is widely used in schools, laboratories, families and other fields..
  • The appearance is exquisite and beautiful, small size, light weight, with carrying bag, portable, easy to carry and use,.
  • Highly reliable, it can check a large range of 60V to 600V AC three phase. The instrument guarantee high reliance and performance..
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Digital Phase Indicator , Akozon SP8030 Digital Phase Rotation Indicator LED Buzzer Phase Sequence Meter 200 ith Bag

  • It is durable, reliable and light-weight handheld device, which is necessary tool for those who often install, repair or maintain three-phase system or motor..
  • Without a need to link testing line, the motor rotation direction can be decided by placing this indicator above the motor and aligning it with motor drive shaft..
  • Used to test phase sequence input of three-phase voltage, to indicate phase line L1, L2 and L3..
  • PM5900 Motor and Phase Rotation Indicator is used to test magnetic field direction of three-phase system, phase rotation, motor rotation direction..
  • It also supports non-contact type magnetic field rotation direction test (motor rotation direction test)..
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