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Best Phase Sequence Converter

KAIWEETS Multimeter, Electric Tester, Pen-Type Multimeter, Digital Multimeter 0.8-600V,Professional Multimeter Pen for AC/DC Voltage/Live Wire Test/Capacitance/Resistance/Continuity/Diode,ST120

  • 【Multi-Parameter Measurement】Enter the Smart (Auto) mode by default, the digital multimeter automatically identifies and measures AC/DC Voltage, Resistance, and Continuity. It also tests Capacitance, Diode, Frequency, and Live Wire..
  • 【Phase Sequence 】ST120 stands out with its unique phase sequence detection. When turn on the “PA” mode, the operator can detect whether the phase sequence is clockwise or anti-clockwise..
  • 【Easy to Use】Switch measurement mode with button “Func” and hold data with button “H” . Backlight LCD screen ensures reading to be clearly seen in either dark or bright areas. The flashlight below the red probe helps you to work without concerns under dim light..
  • 【Wide Application】 Industrial electrical safety measurements, household electric problems, vehicle and circuit inspection..
  • 【 Customer Service】Lifelong technical support is guaranteed. Please don’t hesitate to contact us if there are any questions with our ST120 pen-type multimeter..
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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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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..
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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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Phase Sequence Meter, 60V ~ 600V AC 3 Phase Sequence Rotation Tester, with 5 LED Lights, for General Measuring Tool

  • 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..
  • 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..
  • 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..
  • It also supports non-contact type magnetic field rotation direction test (motor rotation direction test)..
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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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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 3UG4631-1AW30 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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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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Taidda Passive Double Balanced Mixer, Frequency Transducers Conversion Module Hmc213 Passive DoubleBalanced Mixer Diode Frequency Transducers Conversion Module

  • It can be used as up-converter, down-converter, two-phase modulator and demodulator or phase comparator.
  • Passive mixers use GaAs Schottky diodes and novel planar transformer on-chip balun structures.
  • Passive double-balanced mixer, 8-pin surface-mount plastic package (MsOP).
  • The passive mixers adopt mini components design,compact and light weight.
  • The mixer has the advantage of high isolation.
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