ReviewsAc Three Phase Fixed Power

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..
Check Stock

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.
Check Stock

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....
Check Stock

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.
Check Stock

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..
Check Stock

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.
Check Stock

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....
Check Stock

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.
Check Stock

RioRand 400W 6-60V PWM DC Brushless Electric Motor Speed Controller with Hall

  • 1.Humanized design,the interface adopts binding posts,standard heat sink,integrated speed regulating potentiometer on the board,it can be used when the power is on,save time and effort..
  • 2.Full patch technology,stable performance,with forward and reverse, brake function.Electric Motor Speed Controller Brushless Controller with Hall..
  • 3.Wide voltage 6-60V high power 400W DC three-phase brushless with Hall controller..
  • 4.High-power 400W DC three-phase brushless with Hall controller, support PLC 0-5V analog control, support PWM control, amplitude 2.5-5V.
  • 5.There are three relatively thick phase wires on the motor, and there are also three phase wire interfaces on the driver board. They are marked with the characters of MA, MB, MC and other similar characters, and they are also connected respectively..
Check Stock

Y&H 600W Grid Tie Micro Inverter with WiFi Communication Waterproof MPPT Stackable DC30-60V Solar Input AC110V 220V Auto Pure Sine Wave Output for 30V 36V PV Panel

  • Inverters 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）.
  • The second-generation micro-inverter ：The second-generation SG micro-inverter adds mobile phone communication function, Let you monitor the working status of your inverter anytime and anywhere.This Smart On Grid system improves safety.
  • increases system reliability, and simplifies solar system design, installation, maintenance , and management..
  • 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 lea....
Check Stock

3 Phase Voltage Monitoring Sequence Relay JVR800-2 Voltage Protection Relay Under Over Voltage Protector

  • The Composition of This Product: Three-phase voltage protector, chronograph and counter are integrated in one relay..
  • Function: This voltage protection relay has overvoltage, undervoltage, phase loss, phase sequence and unbalanced three-phase voltage protection..
  • Practicality: This 3-phase voltage relay does not require an external power supply. Has practical functions: power delay, output test, etc.
  • 2 rest modules are optional, manual and automatic..
  • The LCD can display data for easy reading..
Check Stock