Distribution Transformer Differential Relaying High Accuracy Three-Phase Current Injection Set¹

Product Description Product DescriptionKey FeaturesPowerful current sources for testing even high-burden electromechanical relaysHigh current amplitudes for 5 A relay testingHigh accuracy and versatility for testing static and numerical relays of all typesHigh accuracy injectional current for measure CT testingHardware overview3-phase current output maximum 40A L-NMaximum 120A L-N (Three-Phase Parallel)4-phase voltage output maximum 120V AC L-NMaximum 240V ACInbuild operation system with LCD screen3) Serial port available for PC control5) 8 channel binary input6) 4 channel binary output6) Auxiliary DC power Supply (DC 110V or 220V)Updated Testing SoftwareAC/DC testState SeriesHarmonic Superposition TestPower Direction & Impedance TestSynchronization TestFull Group Test I & IIDistance & Zero Sequence ProtectionDifferential testCharacteristic of ImpedanceDifferential ProtectionDifferential Harmonic Technical DataCurrent GeneratorSetting Range3-Phase AC(L-N)3x0…40A1-Phase AC(LL-LN)1x0…120A DC(L-N)3x…±10A  3-Phase AC(L-N)3x420VA At 40APower1-Phase AC(LL-LN)1x900VA At 120A DC(L-N)3x120VA At 10AAccuracyAC: ≤0.2% DC: ≤0.5%   Voltage GeneratorSetting Range4-Phase AC(L-N)4x0…120V1-Phase AC(L-L)1x0…240V DC(L-N)3x…±160V Power4-Phase AC(L-N)4x80VA At 120V1-Phase AC(L-L)1x100VA At 240V DC(L-N)3x70VA At 160V AccuracyAC: ≤0.2% DC: ≤0.5%   Auxiliary DC SupplyVoltage Range110V/220V(Max.1.5A)PowerMax.165VA/330VA Digital InputsNumber8Input Characteristics   Idle Contact Or Potential-Free ContactThreshold Characteristics"0":0~6V; "1":11V~250VMax. Measuring Time   0.1ms~9999sTime Accuracy  0.1ms Digital OutputsNumber4TypeIdle ContactBreak Capacity220VAC/0.5A, 220VDC/0.2A General GeneratorsFrequencyRange: 0~1000Hz(PC Mode), 20~300Hz(Local Mode)Accuracy:<10mHz(0~450Hz),<20mHz(450~1000Hz) Resolution: 0.01Hz PhaseRange: 0~360°Accuracy: 0.2° Resolution: 0.1° HarmonicSuperposition Orders: 1~20(PC Mode), 1~6(Local Mode),Distortion: ≤0.5%  Power SupplyNominal Input VoltageCustomized (AC 220V/230V/120V±10%, 1-Phase)Nominal Frequency50/60 HzRated Current10A At 230V / 12A At 115VConnectionStandard AC Socket (IEC 60320) Environmental ConditionsOperation Temperature0 ... +50 °C (+32 ... +122 °F)Storage Temperature-25   ... +70 °C (-13 ... +158 °F)Humidity RangeRelative Humidity 5 ... 95 %, Non-CondensingVibrationIEC 60068-2-6(20m/S2 At 10 ... 150 Hz) MiscellaneousWeight22kg(48.50 Lb)Dimensions (W X H X D, Without Handle)400×300×180mm(15.75x11.81x7.09 In)Connection PortFor PC Connection RELAYSTAR-702 is the most cost-effective protection relay tester all over the world, and has reliable performance and low maintenance costs typical advantage. The cumulative sales over 5,000 units from 1999 to now.Company ProfileHAOMAI ELECTRIC POWER AUTOMATION is established in 1999 and located in Wuhan of China, which is specialized in developing and manufacturing electrical power test and measurement instruments. HAOMAI products are widely used in power grid, petrochemical, metallurgy, railway, coal mine, research institutes and all kinds of large-scale factories or enterprises.mainly focuses on the sales and services of Protection Relay Test System, CT/PT Analyzer, Battery Load Tester, Transformer Testing Equipment, Circuit Breaker Analyzer, Partial Discharge Detector etc. electrical power test and measurement instruments. HAOMAI follows total quality criteria, and always maintains standardized process and procedures for continuous growth. HAOMAI has been certified by ISO 9001:2015, ISO 14001:2015 and OHSAS 18001:2007. HAOMAI builds own RELAYSTAR laboratory and performance test laboratory, and possesses professional production equipment and testing instruments in factory, such as Agilent 34401A 6 1/2 High-precision Meter, Multi-meter, EMH Standard Meter, CLOU Standard Power Source, Oscilloscope, Phase Meter, Insulation Test System, High Voltage Dividers, AC High Voltage Generator, Time Calibration Tester, Standard Micro-resistance etc. HAOMAI is China well-known mark recognized and approved by State Administration for Industry & Commerce of People's Republic of China, and enjoys high reputation in domestic and foreign markets. HAOMAI now is the key supplier for SGCC(State Grid Corporation of China) and CSG(China Southern Power Grid). Till 2018 HAOMAI products have been sold to 34 different countries.  HAOMAI always sticks to the faith of "cooperation and sharing", takes the "technology and market" as the direction, "creation and innovation" as the soul, listens to clients carefully, and improves the technology, upgrades the products, optimizes the service and tries all to be the global leader in electrical power test and measurement instruments field.CertificationsOur Advantages

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