ReviewsAc Three Phase Electrical Power

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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Voltage Monitoring Relay Protection 3-Phase AC 220-440V Small Size Phase Sequence Protection 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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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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Extech PQ2071 True RMS 1/3 Phase 1000A AC Power Clamp Meter

  • Meter operates as a True RMS Clamp Meter, Power Meter, Multimeter, and AC Voltage Detector.
  • Measures AC Current, Voltage, Frequency and Power including True Power, Apparent Power, Reactive Power and Active Power.
  • Measures 1-Phase/ balanced 3-Phase True Power (kW), Apparent Power (kVA), Reactive Power (kVAR) and Active Power (kWh),plus Power Factor/ Phase Angle.
  • Large dual backlit LCD display (9999 count) with bargraph.
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AVAN?100W Permanent Magnet Generator Electric 3-Phase AC Alternator, Rare earth NdFeB Electric Three-Phase alternator Permanent Magnet Generator(Without Rectifier 48V)

  • 【Three-phase permanent magnet alternator】: rated power: 100w.
  • permanent magnet material: rare earth NdFeB Iron boron.
  • generator diameter: about 150mm / 5.9 inches.
  • [Rare earth NdFeB iron boron material]: The permanent magnet material is made of rare earth NdFeB iron boron material, which is called the king of magnets. It is wound with high-grade pure copper wire, which makes the permanent magnet generator more efficient, more stable and safer. reliable..
  • [Good heat dissipation performance]: The three-phase AC generator adopts a special stator and rotor design, and has low starting resistance torque and good heat dissipation performance. The generator has no gears, is directly driven, stable operation, and high safety factor..
  • [Surface spraying technology]: The permanent magnet generator adopts advanced surface spraying technology, which is not only energy-saving, efficient, safe and reliable, but also bright in color and beautiful in appearance..
  • [Die-cast aluminum alloy shell]: The three-phase AC permanent magnet generator adopts a die-cast aluminum alloy shell, and the permanent magnet generator shell is treated with anti-corro....
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Omron K8DS-PH1 Phase Monitoring Relay

  • 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..
  • Use 5 indicators to indicate: normal, phase loss (voltage three-phase unbalance), reverse phase, overvoltage and undervoltage..
  • Phase loss protection means that when the protected line is in the running state or non-operating state, any phase failure occurs, and the delay is 2S..
  • Overvoltage protection means that the voltage of the protected line is higher than the set value, and the delay is 3~8S, and the recovery is 6~20VAC..
  • Reverse phase protection, a protection measure to prevent L1, L2, L3 three-phase AC phase sequence from being connected incorrectly, delay 2S action..
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Siemens 3UG4631-1AA30 Monitoring Relay, Single Phase Voltage Monitoring, Screw Terminal, 1 CO Contacts, 0.1-60VAC/DC Measuring Range, 0.1-30V Hysteresis, 0-20s Delay Time, 24VAC/DC Auxiliary Voltage

  • Features: Undervoltage protector integrates three-phase voltage protector, chronograph and counter in one.
  • Multifunction: The protection relay has protection functions such as overvoltage, undervoltage, phase loss, phase sequence, three-phase voltage unbalance, etc.
  • Practical functions: The voltage monitoring relay has functions such as start-up delay and output test. 2 rest module optional, manual and automatic.
  • Specification: Monitoring Circuit: L1, L2, L3.
  • LCD Display: LCD data display, easy to read, no external power supply required.
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Simran 5000 Watt Step Up/Down Voltage Transformer Converter Box with Built-in Voltage Regulator for 110V-240V Circuit Breaker Protection VSR-5000

  • 5000 watt two way Step Up Down voltage transformer with built-in voltage Regulator/stabilizer. Converts 110/120 volt to 220/240 V and Single Phase 220....
  • It can regulate big range fluctuating input voltage from AC 75V-130V or 180V-260V to output voltage: AC 110v+-3% or Single Phase AC 220v+-3%.....
  • Two Universal 220V outlet accepts plugs from any country except the big South African Plug. Three 110V outlet accepts 3 or 2 prong US plugs and 2....
  • Circuit breaker and metal casing with carry handle. Remember to leave at least 100% margin for power surges/Spike when buying a transformer. For....
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Siemens 3UG4631-1AW30 Monitoring Relay, Single Phase Voltage Monitoring, Screw Terminal, 1 CO Contacts, 0.1-60VAC/DC Measuring Range, 0.1-30V Hysteresis, 0-20s Delay Time, 24-240VAC/DC Auxiliary Voltage

  • 3 INDICATORS-The protector base adopts 35mm rail type or device type, and has two screw hole structures inside, which can be directly installed separately or HT35 rail. Indicated by three indicators: normal, phase loss(voltage three-phase unbalance), reverse phase.
  • PHASE LOSS PROTECTION-Phase loss protection means that when the protected line is in the running state or non-operating state, any phase failure occurs, and the delay is 2S.
  • REVERSE PHASE PROTECTION-Reverse phase protection, a protection measure to prevent L1, L2, L3 three-phase AC phase sequence from being connected incorrectly, delay 2S action.
  • VOLTAGE IMBALANCE PROTECTION-Voltage imbalance protection, which refers to a protective measure that will affect the safe operation of the line due to three-phase voltage imbalance.
  • IDEAL FOR-Widely used in air compressors, electric motors, distribution boxes, water pumps, oil pumps, central air conditioning units, etc.
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Glarks 30Pcs 5A 10A 15A 20A 30A Circuit Breakers Thermal Overload Protector Switch with Manual Reset 32VDC, AC125-250V With Quick Connect Female Spade Terminal and Waterproof Button Caps

  • ... to use it to replace the aging circuit breakers, you can install it without modification. Please test before installation..
  • ♛ [Safety Protection]: Push-to-reset operation with black manual reset button, come with a waterproof button cap to protect from bad weather. It can provide effective protection for the electrical system, squirrel cage motor, winding motor over current, short circuit, phase loss, phase imbalance, phase error and starting process..
  • ♛ [Widely Application]: Overload protectors are widely used in the protection and monitoring of industrial electrical appliances in the machinery, metallurgy, building materials, chemical, and textile industries..
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