ReviewsThree Phase Prepaid

3-Phase Voltage Monitoring Relay AC 220-440V Phase Sequence Protection Small Size Protection 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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Voltage Monitoring Relay Phase Sequence Protection TG30S Phase Sequence Relay 3-Phase Mini 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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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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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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YWBL-WH Monitoring Relay,JVRD6 Phase Sequence Protection Relay Monitoring Voltage Control Device

  • Function: Three-phase monitoring of phase sequence, phase loss..
  • Application: This monitoring relay is suitable for pumps, fans, blowers, motor elevators, cranes, central air conditioners, etc..
  • Construction and installation: This phase sequence relay uses standard modular construction and rail-mounted mounting..
  • Power supply mode: Powered by the measurement circuit, no additional auxiliary power supply is required..
  • Accessories: With 2 indicators to indicate various working conditions, the two groups usually open/close contacts..
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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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Phase Rotation Meter, SP8030 3 Phase Battery Free Phase Sequence Detector for Industry for Electrician

  • Professional choice: check the phase sequence and indicate whether the phase is open..
  • Large measuring range: the indicator can check three-phase AC voltage from 200V to 480V, with excellent performance..
  • The results are clear at a glance: LED lights can display phase loss and support buzzer instructions..
  • Safe and secure: equipped with a clip to facilitate contact with the terminal to ensure safety and reliability..
  • Portable design: small and light, with a portable bag, easy to carry..
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VFD 220V 0.75KW 1hp Variable Frequency Drive CNC VFD Motor Drive Inverter Converter for Spindle Motor Speed Control HUANYANG HY-Series(0.75KW, 220V)

  • IMPORTANT NOTE: this VFD is applicable to THREE phase motor and NOT support external resistor.Fan runs all the time even though the motor isn't (fan functions need to be customized)..
  • This drive is very suitable for HIGH-SPEED ROTATION motors,such as spindle motor, engraving machine CNC.Work with 220V single phase input and 220V three phase input.you can just connected L1/L2 to any two of VFD input R/S/T.
  • This VFD can be used for constant torque loads (such as hard starting: Air compressors, HVAC units) and variable torque loads (such as pumps, fans, etc). It can be used as a motor speed control and a phase converter.This item use Sine wave PWN(SPWM) for the control system.It is designed which also could use USA 60hz single phase input.Can work well with the Mach 3 controller.
  • Application: Spindle motor.CNC router, CNC machine, milling machine, drilling machine, wingding machine, mixer, extruder, slitter, winder, compressor, ventilator, pump, grinder, conveyor, elevator, centrifuger and other speed control machines.
  • If there are problems in use after you receive,please don't give us negative or natural feedback.Please contact us as soon as possible, we will help you solve problems or help you replace new one ..
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ATO 3 hp 2.2kW 10A VFD, Single Phase 120V Input, 1phase/3phase 220V Output Variable Frequency Drive Motor Control

  • ATO 3 hp (2.2 kW) VFD, single phase 110v/120v input, single phase or three phase 220v output variable frequency drive, specially designed for 120v power supply.
  • 【voltage&frequency】Input voltage : 1 phase 120V AC ±15%.
  • Output voltage: 1 phase or 3 phase 220V AC ±15%.
  • 【APPLICATION】: ATO 110V VFD Can be widely applied to drive the AC motor, such as fans, pumps, power tools, etc..
  • 【TIPS】: Choose a VFD base on motor rated current: VFD output current ≥ motor rated current.
  • 【CUSTOMER FIRST】: If you have no experience in driving a VFD, be sure to refer to the instructions before operating a VFD.If you are not sure about the size or have any issue about the product or service, please don't hesitate to email us. We will answer you within 12h.
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Hoverboard Morning

  • Motor Speed Controller Brushless Controller with Hall-less.Full SMD process,stable performance,humanized design, interface all adopts terminal blocks..
  • "Voltage 5-50V high power 380W DC three-phase high-speed brushless sensorless controller. ".
  • Standard heat sink,onboard speed regulating potentiometer，you can use it when you have power on..
  • DC three-phase high-speed brushless sensorless controller recognizes PWM signal input, amplitude 3-5V supports PLC0-5V analog quantity, input control.
  • "Size-Length 63MM * width 45MM * height 31MM,Over-temperature protection:yes (half the over-temperature power) Maximum speed:224000 RPM (2 pole motor),74000 RPM (6 pole motor),40000 RPM (12 pole motor), 35000 RPM (14 pole motor).".
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