Phase Locked Loops
See Also: PLL
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Product
Portable Three Phase Energy Meter Test Set
SY3632
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Hong Kong Songyang Industrial Ltd.
The SY3630 Energy Meter Testing Instrument is used to calibrate three phase, single phase, active or reactive energy meter under work, and also it can be used as voltage, current and power meter to measure AC parameter of three phase power line. Same as ZERA and MTE. Of course our price is very reasonable.
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Product
Phase Shifter Angle Meter
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Widely used in electrical, power generation and engineering sector, it is used for transformer testing.
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Product
Low Phase Noise Frequency Synthesizer
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Corech’s low phase noise frequency synthesizer series generates precise and stable frequency signals across a wide frequency range, available in SPI serial interface. These cost competitive, rugged and compact module are the ideal choice for RF & Microwave systems such as communication systems, test and measurement equipment, radar systems etc.
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Product
Phase Rotation & Continuity
PC15250
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Quickly and simply prove continuity of all 3 lines. Identifies which are faulty and shows the sequence of phase rotation. Fast & effective method of identifying worn or unmarked cables, and ensuring 3-phase outlets and machinery are wired correctly.
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Product
Three Phase Meter Test Bench
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Supreme Instrument Laboratories
Three phase meter test bench suitable for calibration & testing of AC Ammeters, Voltmeters, Single phase Energy Meters, Watt Meters, Power Factor Meters, Three Phase Two Wire & Three Phase Four Wire Energy Meters Trivector Meters, Maximum demand indicators, of active & reactive systems, Three phase 3 wire & 4 wire watt meters, Var Meters, Power Factor Meters etc.
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Product
PXI Analog Output / Current Loop Simulators
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These modules are aimed at simulating industrial control transceivers, utilizing 4–20mA current loops. The modules include built-in relays for shorts and opens functionality enabling fault insertion testing on every channel and also enable slew rates to be programmed so that different sensors can be effectively mimicked.
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Product
Three Phase Protective Relay Test Equipment
TEST-330
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Beijing GFUVE Electronics Co.,Ltd.
Test-330 three phase protective relay test equipment is a three phase current output and five phase voltage output relay tester with embedded host machine equipped with Complex Programmable Logic Device.
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Product
Closed Loop Hall Effect Current Sensors/Transducers
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ChenYang Technologies GmbH & Co. KG
This Hall Effect current sensor is based on closed loop compensating principle and can be used for measurement of DC and AC current, pulse currents etc. The output of the transducer reflects the real wave of the current carrying conductor
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Product
Three Phase Din-rail Multi-rate kWh Meter
SY 1041
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Hong Kong Songyang Industrial Ltd.
Type SY1041 three phase DIN rail watt-hour meter is a kind of new style three phase electronic multi-rate watt-hour meter, energy data display adopt 7 digits wide temperature type crystal display, with many functions of multi-rate (time-of use) energy measurement, infrared carrier wave communication and RS485 serial port communication reading meter, etc
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Product
Low Phase Noise Amplifiers
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Pasternack's low phase noise amplifiers cover select frequency bands ranging from 1.5 to 18 GHz with residual phase noise levels as low as -180 dBc/Hz @ 10 KHz offset. Additional performance specs include small signal gain ranging from 9 to 14 dB, with typical noise figure of 5.5 dB. Psat levels for these amplifiers range from +16 to +25 dBm with Output IP3 levels as high as +34 dBm. All models feature single DC voltage supplies and input/output RF ports are internally matched for 50 ohms with DC blocking capacitors. These compact module assemblies require no external components and are available in rugged Kovar metal drop-in packages that are gold-over-nickel-plated and support field replaceable SMA connectors. All models are EAR99 and guaranteed to meet MIL-STD-883 test conditions for hermeticity and temperature cycle.
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Product
Phase Detectors
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Macom Technology Solutions Holdings Inc.
MACOM's MSPD Series Integrates an SRD reference frequency multiplier, coupling capacitors and a Schottky diode microwave sampler / phase detector in a 0.075” by 0.100” hybrid. They are used to phase lock microwave oscillators up to 22 GHz to a much lower reference frequency by deriving a locking voltage from the sampled RF and the multiplied reference.
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Product
Three Phase Energy Meter Test Bench Type KP-S3000-A
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Bofa Instrument & Equipment Co., Ltd
Three phase energy meter test bench, type KP-S3016-A, is a new generation, high precision calibration equipment to test three phase energy meters. It is an ideal testing equipment for energy meter factory or R&D institute. All the testing procedures can be automatically operated by PC or by Keyboard manually.
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Product
Phase Sequence Indicators (Contact Type)
862 PR
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Standard Electric Works Co., Ltd
● Two functions in one unit: open phase and phase sequence detection.● Neon light indicators.● Large size alligator clips for easy clipping onto switch- boards terminals.● Checks a wide range of 3-phase power sources.● Ideal for installing conveyor lines, pump systems and interconnected drivers.● Waterproof design, protection class : IP24.● Special test leads length are available on request.
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Product
Automatic Three Phase Transformer Ratio Meter
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*For automatic measurement of ratio & phase angle deviation. *Digital presentation of ratio & phase angle deviation. *Ratio range of 0.2 to 199.99 to 1 in three ranges. *Automatic polarity indication. *High accuracy and resolution Accessories: Range Extender 1:10
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Product
Phase Modulated Driver
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The Phase Modulation Capable RF Driver / Stabilizer is an eight channel, two phase RF driver intended to drive devices such as the Harris H-401. The driver provides both amplitude and phase modulation capabilities in a single unit. The device can be operated in driver mode where the operator has full control over amplitude, frequency, and phase, or in stabilizer mode where the driver automatically adjusts the operating parameters based on optical feedback from an optical pick-off point.
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Product
PXI Analog Output/Current Loop Simulator Module - 16 Channel
41-765-001
Analog Output Module
The 41/43-765-001 is a PXI/PXIe 16-channel Analog Output Module designed to meet the requirements of industrial control applications utilizing current loops 4 – 20mA. It consists of up to four 16-bit, digital-to-analogue converters (DAC), capable of creating four current outputs each. Output current within 0mA - 4mA and 20mA - 24mA, give the ability to simulate error or extra signaling conditions. The ±24mA mode gives the ability to simulate either sourcing or sinking sensor.
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Product
904 Benchtop Six Phase 30A
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Weshine Electric Manufacturing Co., Ltd
1. The instrument has standard six phase voltage and six phase current output. It can test not only traditional relays andprotection devices, but also modern micro-computer protection devices, especially for transformer differential protection and standby automatic switching device. The test is more convenient and perfect.2. can be connected to laptop (optional) to run.Laptops and industrial computers use the same set of software, so there is no need to relearn the operation method.
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Product
Antenna, Active Loop
EM-6876 | 9 KHz – 30 MHz
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The Electro-Metrics EM-6876 Active Loop Antenna is used with EMI Receivers and Spectrum Analyzers with 50 ohm input and covers the frequency range of 9 kHz to 30 MHz.
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Product
Phase Splitter Comb Generator
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*Differential output - can also provide single ended outputs, one with positive going pulse, the second with negative going pulse. * Pulse height adjustable +1 to +5V peak into 50 ohms, on positive output, with concurrent -1 to -5V peak on negative output * Produces differential pulse on positive edge of input clock * Input clock may be 20-100MHz sinewave or 0.5-100MHz square wave, producing comb to 4GHz. Usable energy to >10GHz. * Differential outputs are designed to drive matched 50 ohm loads, but can drive any load, including short, without damage. Has integral fan. * Power Requirements: -12V @ 120mA and +18V @ 90mA.
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Product
Zero Phase Current Transformer
MZL-45
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MULTI MEASURING INSTRUMENTS Co., Ltd.
Split-core type for measuring zero phase current
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Product
Phase Array Antenna System
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Electronically steers radio waves without physical movement by using an array of antennas.
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Product
Natural Cooling Input 380VAC 3 Phase to Output 190-300VDC 10A-40A Rectifier Battery Charger
SD230D20ZZ
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Zhejiang Sandi Electric Co., Ltd
SANDI “SD” series intelligent high-frequency switch power supply modules are specially developed to meet the demands of modern DC system. The charger rectifiers are designed with world leading patent technology “resonant voltage type soft switching power supply technology”. They feature high efficiency and stability, intelligent control, small size and light weight. Standard RS-485 interface, easy to connect with automation system. “Four remotes” functions, intelligent management. The products are widely used in power plant, substations and etc..
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Product
Three Phase Meter Test Board
MTB-3050
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TESCO’s MTB-3050 is a Three Phase Meter Test Board with every laboratory feature you could want along with metrology and software suitable for your production meter testing needs.
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Product
Scienlab Regenerative 3‑Phase AC Emulator
SL1200A Series
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The SL1200A series was designed to handle all your 3-phase AC test needs up to 1200 VAC, from 30 to 630 kVA without the need for a transformer. Two voltage ranges are available: 600 and 1200 VAC. The 600 VAC models are ideal for low voltage inverter test as well as EV and EVSE charging test applications. The 1200 VAC models allow for (HVRT) testing at the IEC LV-AC limit without the need for a large, complex test setup.
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Product
Manual Adjustable Phase Shifter
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RF Lambda’s manual adjustable phase shifters allow customers to manually adjust the phase in an RF system. They are high power units in a variety of frequency ranges and phase shift ranges.
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Product
Motor&Phase Rotation Indicator
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Precision Mastech Enterprises Co.
A diagnostic tool used to identify the sequence or \(A,B,C\)) of a 3-phase power supply and determine the proper direction of rotation for 3-phase motors.
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Product
Phase Sequence Indicators (Contact Type)
855 PRA
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Standard Electric Works Co., Ltd
● Two functions in one unit: open phase and phase sequence detection.● Lamps let you determine at-a-glance if phase is open.● Large size alligator clips for easy clipping onto switch-boards terminals.● Checks a wide range of 3-phase power sources.● Special test leads length are available on request.● Push button switch is designed to minimize damage due to negligence.
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Product
Non-Contact Type Phase Sequence Indicator
890 PR
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Standard Electric Works Co., Ltd
● The 890 PR is a Non-Contact phase detector with flashing LEDs and a beeping buzzer to show the detection of AC 3-phase sequence.● Two functions in one unit : open phase and phase sequence detection.● Convenient brightness switch to make the indication visible in dim areas or sunlight.● Back cover magnets which attach the instrument to the AC distribution panel offer easy measurement. ● 3-Phase AC 75 to 1000V is fitted for detection.● Conductor size: 1~35mm● Detect frequency range is from 45 to 65Hz.
