Three Phase Relay Protection Test System
Supplier: Beijing Gfuve Electronics Co., Ltd., China
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3-phase relay — 18 Products
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Three Phase Relay Protection Test System
PARAMETERS Electrical parameters Power voltage AC220V±10% or AC110V±10%, 50/60Hz±10% Time measurement 0.1ms-999999.999s AC current output Phase current output (effective value) 3 x 0-30A Maximum power output 260VA/phase Maximum parallel current output (effective value) 0-90A Long-term allowable working value of phase current (effective value) >10A Allowable working time of maximum current >11s Accuracy class
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Six Phase Universal Protection Relay Test Kit
Test-630 is a six phase current output and six phase voltage output protection relay tester with 5.Eight pairs of binary input and four pairs of binary output FEATURES Integration in the host crystal 8.4 inches true color, light weight and easy to carry. Built-in high-speed and high-performance industrial computer embedded operating system, running stable and reliable, also can test by connecting PC. Panel embedded user-friendly buttons, and the panel can also be an external keyboard and mouse. High-precision DAC to 12 Road, simultaneously output to ensure the high precision and good linearity of the waveform. 5Matching electromagnetic compatibility components, can improve on-site anti-electromagnetic interference, protection devices can connect the electromagnetic compatibility to test. Analog output of the front panel, switch the amount of terminal design in the upper cover, all the wiring does not affect the operation of the panels and the test parameters of the surveillance. The latest thermal structure design to ensure the best ventilation. Automatically determine over current, over voltage, overload and short circuit, if the temperature is too high, the anomalies and misuse warning of the data will show up promptly. Using voltage, current amplifier AC / DC sharing, output stage uses a unique ultra-linear amplifier technology, high precision and reliability. six-phase AC output voltage and six-phase AC current. 12 analog ports and other optional auxiliary DC source output (220V/110V). Interface: RJ45 (Ethernet interface), USB interface (software upgrades, reporting transmission), industrial serial interface (GPS or other serial device use). TEST ITEM U/I Test DC Test Impedance Characteristics Power Direction Test I-T Test Differential Relay Harmonic Test Differential Protection Distance Protection Zero Sequence Protection Setting Group Test State Sequence Synchronization Test Special Test Oscillation Test Metering Instrument Hardware Checkout Low Voltage Protection Fault Recurrence
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3 phase voltage monitoring relay
3 phase voltage monitoring, phase loss, phase imbalance and phase sequence relay (4S Module)
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Phase-sequence Phase-loss Relay TVR-2000B
Product Details 3.1 Key Specifications/Special Features Function Rated input voltage * Relay output Model Phase sequence and phase loss monitoring 3-phase, 3-wire 220 to 440 VAC Relay: 1 NC,1 NO TVR-2000B 3-phase, 3-wire 380 to 660 VAC Relay: 1 NC,1 NO TVR-2000C * The power supply voltage is the same as the rated input voltage. Ratings Rated input voltage 3-phase, 200 to 440 VAC (3-wire) Input load Approx. 2.6 VA Operating time Phase sequence 1 s±0.05 s Phase loss 0.1 s max. (when the voltage changes rapidly from 100% to 0% of rated voltage) Indicators LED Normal: Green light; phase loss: Red light; Inverted: Yellow light Output form Relay Output: SPDT contact Output relay ratings Rated load Resistive load 5 A at 250 VAC 5 A at 30 VDC Maximum switching capacity: 1,250 VA, 150 W Minimum load: 5 VDC, 10 mA (reference values) Mechanical life: 10 million operations min. Electrical life: 5 A at 250 VAC or 30 VDC:50,000 operations 3 A at 250 VAC/30 VDC:100,000 operations Ambient operating temperature -20 to 60°C (with no condensation or icing) Storage temperature -25 to 65°C (with no condensation or icing) Ambient operating humidity 25% to 85% RH (with no condensation) Storage humidity 25% to 85% RH (with no condensation) Altitude 2,000 m max. Applicable wires Stranded wires, solid wires, or ferrules Applicable wire size 0.25 to 1.5 mm2 (AWG24 to AWG16) Wire insertion force 8 N max. for AWG20 wire Screwdriver insertion force 15 N max. Wire stripping length 8 mm Ferrule length 8 mm Current capacity 10 A (per pole) Number of insertions 50 times Weight Approx.55g Mounting Mounts to DIN Track, or screw mounting Dimensions 30 Ã? 60 Ã?70 mm (WÃ?DÃ?H) Specifications Input frequency range 50 to 60 Hz Phase loss detection level 80%±10% of rated input Calculation Formula = 1 â?? ((Highest phase-to-phase voltage â?? Lowest phase-to-phase voltage)/ Average three-phase phase-to-phase voltage) Applicable standards Conforming standards EN 60947-5-1 Installation environment (pollution level 2, Overvoltage category III) EMC EN 60947-5-1 Insulation resistance 20 MΩ min. Between external terminals and case Between input terminals and output terminals Dielectric strength 2,000 VAC for one minute Between external terminals and case Between input terminals and output terminals Impulse withstand voltage 6 kV (between live terminals and exposed, non-charged metal parts) Vibration resistance Frequency: 10 to 55 Hz, 0.35-mm single amplitude 10 sweeps of 5 min each in X,Y, and Z directions Shock resistance 100 m/s2, 3 times each in 6 directions along 3 axes Degree of protection Terminals: IP20 -
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Phase-sequence Phase-loss Relay WXL-3-5
Key Specifications/Special Features Ratings Power supply voltage Power consumption 24 VAC/DC: 1.8 VA/1 W max. 100 to 240 VAC: 2.5 VA max. Rated insulation voltage 600 VAC Operating value setting range (SV) 10% to 100% of maximum setting range Operating value 100% operation at set value Reset value setting range (HYS) 5% to 50% of operating value Reset method Note:Manual reset: Turn OFF power supply for 1 s or longer. Operating time setting range (T) 3to8 s Indicators Normal : Green light; Overvoltage Undervoltage : Yellow light Output form one Normally open and one normally closed Output relay ratings Rated load 5 A at 250 VAC (Resistive load) 5 A at 30 VDC (Resistive load) 1 A at 250 VAC (Inductive load) 0.2 A at 48 VDC (Inductive load) Minimum load: 5 VDC, 10 mA (reference values) Mechanical life: 10 million operations min. Electrical life: 5 A at 250 VAC or 30 VDC: 50,000 operations 3 A at 250 VAC or 30 VDC: 100,000 operations Ambient operating temperature -20 to 60°C (with no condensation or icing) Storage temperature -25 to 65°C (with no condensation or icing) Ambient operating humidity 25% to 85% RH (with no condensation) Storage humidity 25% to 85% RH (with no condensation) Altitude 2,000 m max. Applicable wires Stranded wires, solid wires, or ferrules Applicable wire size 0.25 to 1.5 mm2(AWG24 to AWG16) Wire insertion force 8 N max. for AWG20 wire Screwdriver insertion force 15 N max. Wire stripping length 8 mm Ferrule length 8 mm Current capacity 10 A (per pole) Weight Approx. 60 g Mounting Mounts to DIN Track Dimensions 30 � 60 �76 mm (W�H�D) Specifications Conforming standards EN 60947-5-1 Installation environment (pollution level 2, Overvoltage category III) Insulation resistance 20 MΩmin. Between external terminals and case Between power supply terminals and input terminals Between power supply terminals and output terminals Between input terminals and output terminals Dielectric strength 2,000 VAC for one minute Between external terminals and case Between power supply terminals and input terminals Between power supply terminals and output terminals Between input terminals and output terminals Impulse withstand voltage 6 kV (between live terminals and exposed, non-charged metal parts) Vibration resistance Frequency: 10 to 55 Hz, 0.35-mm single amplitude 10 sweeps of 5 min each in X,Y, and Z directions Shock resistance 100 m/s2, 3 times each in 6 directions along 3 axes Degree of protection Terminals: IP20 -
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Phase-sequence Phase-loss Relay TVR-2000C
Fnad Electrical Appliance Plant, established is located in Ningbo, China. It is 2km away from Geely Automobile Industrial Park. It is a science and technology enterprise integrating with R&D, manufacture, trade and service. The Plant has focused on motor protection for more than years. It is specialized in applications of single-chip microcomputer technology in the fields of industrial control, power electronics and automobile electronics. Our main products include motor protectors, phase failure protectors, phase sequence protectors, volt-ammeters, surge protector, temperature controllers, etc. we have an in-depth study in prevention of occurrence of phase failure, phase sequence, overload, under-load, overvoltage, under-voltage, three-phase imbalance, over-current and similar abnormalities in customersâ?? equipments and provide such solutions as prevention, alarming and equipment protection. It supports major elevator plants, thermal power plants, automobile plants, crane factories, textile mills, refrigerating plants and chemical plants and provides solutions for them. Some products have passed CE certification and ROSH environmental certification of European Union. We endeavor to make the company to be listed in Hong Kong in 2020. Welcome to visit and communicate with us. -
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Phase-sequence Phase-loss Relay ND-380
Fnad Electrical Appliance Plant, established is located in Ningbo, China. It is 2km away from Geely Automobile Industrial Park. It is a science and technology enterprise integrating with R&D, manufacture, trade and service. The Plant has focused on motor protection for more than years. It is specialized in applications of single-chip microcomputer technology in the fields of industrial control, power electronics and automobile electronics. Our main products include motor protectors, phase failure protectors, phase sequence protectors, volt-ammeters, surge protector, temperature controllers, etc. we have an in-depth study in prevention of occurrence of phase failure, phase sequence, overload, under-load, overvoltage, under-voltage, three-phase imbalance, over-current and similar abnormalities in customersâ?? equipments and provide such solutions as prevention, alarming and equipment protection. It supports major elevator plants, thermal power plants, automobile plants, crane factories, textile mills, refrigerating plants and chemical plants and provides solutions for them. Some products have passed CE certification and ROSH environmental certification of European Union. We endeavor to make the company to be listed in Hong Kong in 2020. Welcome to visit and communicate with us. -
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Phase-sequence Phase-loss Relay JFY-5-3
Key Specifications/Special Features Technical data Model JFY-5-3 Measuring circuit L N Rated voltage AC 220V,50/60Hz Monitoring functions overvolatege, undervoltage Overvoltage setting range AC200-300V adjustable Undervoltage setting range AC120-240V adjustable Recovery of overpressure 1-20 V adjustable Overvoltage Undervoltage Action time 0.1-60 s adjustable Indicators LCD indicating voltage,operationand fault status Output contacts 1 CO & 1 NO Contact capacity 6A ,250VAC Dimensions (H x W x D) 48Ã?48Ã?90mm Mounting DIN rail Features Powered by the measuring circuit Compatible with AC and DC supply Built-in LCD and keypad afford a precise,digital setting Compact modular 43mm housing Adjustable over- and undervoltage threshold Independent adjustable delay time for overvoltage, undervoltage Adjustable reset mode:automatic reset or manual reset 1 CO,1NO Protective Functions â?? Overvoltage Undervoltage Typical Applications Pumps Fans Air-conditioning system Blowers Motors Compressors Elevators Approvals CE ROHS -
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Three-phase relay test set
Features High performance Embedded-Industrial-Computer. 8.4¡ high-resolution large LCD screen. Display all kinds of test data, operating states, and prompts and help messages. Windows operating system, Slim industrial Keyboard and optical Mouse, and many Hotkeys, most convenient to operate. Perform all test items without any external device, automatically display and record test data, and automatically plot vector diagrams and characteristic curves, and print reports. Provide many automatic test procedures. GPS synchronously trigger, synchronization error less than 50|¨¬S. USB port to transmit data and maintenance operating software. High performance D/A converter, assure high waveform accuracy and excellent linearity, transient response and frequency-amplitude characteristic. Particular waveform generation algorithm, assure pure sine wave. Hi-Fi power amplifier, create high output power and low ripple. Except of traditional Ua, Ub, Uc, Ia, Ib, Ic, the fourth voltage Ux can be applied to many functions, such as 3Uo and synchronous voltage, etc. Eight switch input and Four pairs of idle contact output. Switch input ports are compatible with idle contact and active contact, and capable to identify the polarity of active contact, and work well during ¡¨¤250V. Self-diagnosis and multi-protection, reasonable heat dissipation structure, ensure safety and reliability. Well-designed, high-strength aluminium alloy case with carrying handle, facilitate moving to test on site.
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Phase Control Relay E10922 Canrig
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Three-Phase Microcomputer Relay Protection
Overview The three-phase microcomputer relay control tester has a 4-phase voltage 3 phase current output, which is suitable for various types of relay protection devices. The microcomputer relay control tester uses a high-speed high-performance digital signal processor comparative speed, transmission frequency bandwidth, and software application bifurcation algorithm produces each of the respective high-precision waveforms. Due to the integrated structure, each part is closely coupled, the data transmission distance is short, and the structure is compact. Technical parameter: AC current output Output accuracy Level 0.5 Phase current output (effective value) 0 40A Three merge current output (effective value) 0 120A Phase electric length time allows work value (effective value) 10A Phase current maximum output power 420VA Maximum output power at the maximum output of three 1000VA Working time is allowed when the maximum output of the three mesh is output 10s Frequency range (foundation) 20 1000Hz Harmonic number 1 20 times DC current output Output accuracy Level 0.5 Current output 0 10A / each phase, 0 20A / two superimposed Maximum output load voltage 20V AC voltage output Output accuracy Level 0.5 Phase voltage output (effective value) 0120V Line voltage output (effective value) 0210V Maximum voltage output value 0240V Phase voltage / line voltage output power 80VA /100VA Frequency range (fundamental) 201000Hz Harmonics 1 20 times
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TKJBSingle Phase Relay Test Set
Product Introduction Single Phase Relay Test Set General TKJB SINGLE PHASE RELAY TEST SET is a portable field testing equipment with excellent performance; Elegance and polished appearance with aluminum alloy chassis and PC panel, within the ARM chip control, LCD screen display voltage and current output stopwatch, it could output a full isolation way for adjustable AC/DC voltage, and AC/DC current and a way for adjustable DC voltage; the output loop with double overload protection with large output capacity ,small volume, light weight, high reliability ,It Suitable for field calibration and test for various relay. Product Characteristics Single Phase Relay Test Set Main Features 1 Output a full isolation way for adjustable DC voltage, Automatic protection for short circuit, overload and out range. 2 Maximum Output Current:0150Aã?? 3 Equipped with LCD digital AC/DC volt-ampere meter, can show the AC and DC voltage and current values, stopwatch, potential, contact state. 4 Internal electric stopwatch; Available electrical contacts, maximum potential 250V; Dual channel measurement. 5 Light-weight design, small-volume, and fully-functional.
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3 Phase Relay Test Equipment
1. Standard 4-phase voltage and 3-phase current output with 4-phase voltage and 3-phase current output can conveniently carry out various combination outputs for various types of protection tests. Single-phase voltage can output up to 120V single-phase current up to 40A (10 seconds) current three and can output up to 120A the fourth phase voltage Ux is a multi-function voltage item can be set as 4 kinds of 3U0 or check the same period voltage or a certain voltage value of the case output. 2. Single machine is easy to operate. The single machine is operated by a convenient and flexible rotating mouse through a large LCD screen all of which are displayed in Chinese. It can complete most of the field test verification work can verify all kinds of relays and microcomputer protection and can simulate all kinds of complex transient permanent and transformational faults for the whole group of tests. Boot can be used easy to operate. 3. Double operation mode connected to the computer operation through the Windows platform of the full set of Chinese operating software can carry out a variety of large complex and higher degree of automation verification work can be easily tested and scanned a variety of protection fixed value can be real-time storage test data display vector diagram draw fault waveform online print report etc. 4. Software is so powerful that can complete all kinds of high degree of automation of large complex check work such as three phase differential test auxiliary power fast cutting prepared from the cast test line protection inspection period reclosing etc. can easily test and scanning protection setting various fault playback real-time storage test data show that the vector diagram online printing report etc. 5. Switch quantity contact is rich three - phase for 7 contact input and 2 pairs of empty contact output. The input contacts are compatible with 0 ~ 250V potential contacts and can be identified automatically. Input and output contacts can be expanded according to user needs. 6. Large screen LCD display microcomputer relay protection tester adopts 320Ã??240 lattice large screen high-resolution graphics LCD display all the operation process are set on the display screen the operation interface and test results are displayed in Chinese the display is intuitive and clear. 7. Self-protection adopt reasonable design of heat dissipation structure and have a variety of reliable and perfect protection measures and power soft start and a certain fault self-diagnosis and locking function. 8. With an independent dedicated dc power output the device is equipped with one 110V and 220V dedicated dc power output. 9. High cost performance belongs to the cross - professional joint design products integrated multi - professional advanced scientific and technological achievements. Both large tester performance and small tester price with a high performance ratio.
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Single Phase Relay Test Set
Product Introduction Single Phase Relay Test Set General TKJB SINGLE PHASE RELAY TEST SET is a portable field testing equipment with excellent performance; Elegance and polished appearance with aluminum alloy chassis and PC panel, within the ARM chip control, LCD screen display voltage and current output stopwatch, it could output a full isolation way for adjustable AC/DC voltage, and AC/DC current and a way for adjustable DC voltage; the output loop with double overload protection with large output capacity ,small volume, light weight, high reliability ,It Suitable for field calibration and test for various relay. Product Characteristics Single Phase Relay Test Set Main Features 1 Output a full isolation way for adjustable DC voltage, Automatic protection for short circuit, overload and out range. 2 Maximum Output Current:0150Aã?? 3 Equipped with LCD digital AC/DC volt-ampere meter, can show the AC and DC voltage and current values, stopwatch, potential, contact state. 4 Internal electric stopwatch; Available electrical contacts, maximum potential 250V; Dual channel measurement. 5 Light-weight design, small-volume, and fully-functional.
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6 Phase Relay Protection Tester
Product description 6 Phase Relay Protection Tester High performance Industrial control computer is adopted as the controlling computer, through which you can run the windows operating system directly. 8.5"TFT true color LCD display, tracking ball and optimized keyboard are located on the faceplate of this tester, which can be used without the external mouse and keyboard. USB interface, 10-100M net mouth and serial communication interface are located on the back plate of this tester, through which you can access data, communicate data and upgrade software conveniently. Technical index Current generators General Setting range Accuracy 0.2%typical 6-phase ac(L-N) 6*0 30A Distortion 0. 5%typical 3-phase ac(L-N) 3*0 60A Resolution 4.0mV 1-phase ac(L-N) 1*0 180A Generator, general 6-phase dc(L-N) 6*0 10A Frequency range 3
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Three phase relay testing S40A
Introducing the S40A Three Phase Relay Testing Model from EximNext, a cutting-edge solution designed for the testing and maintenance of electrical systems. This model boasts a large LCD display and user-friendly panel control, eliminating the need for external PCs during operation. Perfect for engineers and technicians, the S40A simplifies the testing process while ensuring accuracy and efficiency.
Key specifications include:
1. **Testing Capacity**: Capable of handling up to 3*40A and 3*150V, making it versatile for different applications.
2. **Intuitive Interface**: The large LCD display allows for easy reading of measurements, enhancing user experience.
3. **Compact Design**: Lightweight and portable, suitable for fieldwork and on-site testing.
4. **Durability**: Built with high-quality components to ensure long-lasting performance in demanding environments.
The S40A is ideal for use in electrical engineering, maintenance services, and industrial applications, ensuring reliable testing and diagnostics for three-phase systems.
Trade benefits include flexible MOQ options and customizable packaging to fit your requirements. Our shipping terms, including CIF and FOB, provide flexibility for international transactions.
By purchasing from EximNext, you connect with verified suppliers offering competitive pricing and a global reach, ensuring you receive a top-quality testing solution that meets your operational needs.
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Single phase relay testing t200a
The T200A Single Phase Relay Testing device from EximNext is an essential tool for professionals in the electrical industry. This advanced testing equipment can handle currents up to 250AAC and voltages to 500VAC, making it suitable for a variety of relay tests, including high burden relays and current transformers (CTs).
Key features of the T200A include its accuracy and reliability in measuring AC/DC currents, ensuring that you can conduct thorough tests with confidence. This device simplifies the testing process, allowing technicians to quickly diagnose and resolve issues in electrical systems, ultimately saving time and increasing efficiency.
Applications for the T200A extend across various sectors, including power generation, manufacturing, and maintenance services. Its robust design and user-friendly interface make it an indispensable tool for engineers and technicians working on complex electrical systems.
EximNext offers trade benefits such as customizable Minimum Order Quantities (MOQ) that cater to your project requirements. Each unit is packaged securely to avoid damage during shipping, and we offer competitive shipping terms, including FOB and CIF.
When you choose EximNext, you benefit from our network of verified suppliers, competitive pricing, and global reach, ensuring that you acquire the best testing equipment directly from manufacturers.
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3 Phase Voltage Monitoring Protective Relay
Product nameï¼?3 Phase Relay Product Typeï¼?DPA53 Usageï¼?Protective Sizeï¼?Subminiature Protect Featureï¼?Sealed Contact Loadï¼?High Power Theoryï¼?Voltage Relay DPA53 series monitor for ultra-thin (17.5mm) rail mounting type, function: phase failure protection, phase sequence protection, voltage unbalance protection, adjustable set value undervoltage protection. It is suitable for the protection of the distribution system installed in the cabinet. I. Overview DPA53 series three-phase relays for three-phase or three-phase four-wire power supply for the monitor. This series of products measuring their own supply voltage, regenerative voltage, with phase sequence protection, lack of protection, undervoltage protection and other functions, N-type products with zero line disconnection protection. DPA53 series monitor for the ultra-thin (17.5mm) rail mounting type, suitable for installation of the cabinet to install the power distribution system protection, such as: distribution cabinet, distribution box, electric control box, machine tools and other equipment. Second, the input rated voltage: 200 ~ 240vAC ± 15% (line voltage) Model: DPA53CM23 320 ~ 480VAC ± 15% (line voltage) Model: DPA53CM48 115 ~ 138VAC ± 15% (phase voltage) Model: DPA53AM23N 220 ~ 277VAC ± 15% (phase voltage) Model: DPA53AM48N Phase sequence monitoring: When the three-phase power monitor power, such as the phase sequence is normal, the relay can pull. Phase loss monitoring: When the three-phase power monitor power, each phase power is normal, the relay can pull. Undervoltage protection: When the three-phase power supply line voltage is lower than the set value, then the relay release protection; when the voltage recovery, the relay back to work properly. N line disconnection protection: DPA53AM23N and DPA53AM48N is suitable for three-phase four-wire system power monitor, the two products in the N line when the relay release.
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About 3-phase relay Trade
3-phase relay is one of the most actively traded commodities in global B2B markets. Major exporting countries include Ukraine, Russia, Argentina, and India, which together account for over 80% of global production. Buyers from the Middle East, Africa, and Southeast Asia represent the largest import demand.
When sourcing 3-phase relay, buyers typically evaluate suppliers based on price per metric ton, minimum order quantities, certifications (ISO, HALAL, SGS), and payment terms. The most common payment methods used in 3-phase relay trade are Letter of Credit (L/C) and Telegraphic Transfer (T/T).
EximNext connects buyers with 1,240+ verified 3-phase relay suppliers across 67 countries. Post a buy requirement to receive competing quotes within 24 hours, or browse our verified supplier directory to compare prices, certifications, and response times.
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Why search and source on EximNext
Traditional sourcing means scattered trade shows, unanswered emails, and unverified contacts. EximNext replaces that with a single searchable marketplace where verified manufacturers, suppliers, and exporters compete for your order. Search any product, filter to your exact requirement, compare suppliers side by side, and request quotes — with no sourcing agents and no middlemen. Explore the full directory by browsing all product categories, or post a buying requirement to receive competitive quotes from verified suppliers within hours. EximNext gives global buyers and sellers one trusted place to trade smarter, source faster, and grow across international markets.
How product search works on EximNext
Start with a broad term and narrow down as you go. A search for a generic product such as “rice”, “steel pipes”, or “LED lights” returns every matching listing ranked by supplier trust, verification, and recency; from there you can tighten the result set with the side filters, switch sort order, or add a more specific term like grade, variety, or packaging. Suppliers across more than two hundred countries list their products with detailed specifications, so the same search surfaces factory-direct manufacturers, established exporters, and specialist trading companies side by side. Because EximNext indexes products across every major industry — agriculture, food and beverages, apparel, electronics, industrial machinery, chemicals, construction materials, minerals and metals, and home goods — buyers can run their entire sourcing programme from a single search bar. Every result is one click from a full product page, a verified supplier profile, and a request-for-quote form, turning a casual search into a qualified inquiry in minutes. Save time, compare confidently, and source directly from the manufacturers and exporters who can actually fulfil your order.