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<title><![CDATA[EC21 Product Catalogs - circuit test]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/circuit_test--0927/1/circuit test.html]]></link><item>
<title><![CDATA[130MVA Energy Storage High Power Test System for Transformer Routine Test Short Circuit Test]]></title><link><![CDATA[https://shjiuzhi.en.ec21.com/130MVA_Energy_Storage_High_Power--2783495_11883722.html]]></link><description><![CDATA[test system without large power from the grid network. With the 400V power supply and no more than 300kVA power, the system can operate the short circuit test (dynamic &amp; thermal stability test) upon ]]></description><pubDate><![CDATA[20240304]]></pubDate></item>
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<title><![CDATA[AC Surge Protective Device 3 Phase Solar Surge Protectors SPD DC 1500V Surge Suppression Devices]]></title><link><![CDATA[https://new-pv.en.ec21.com/AC_Surge_Protective_Device_3--11864894_11867642.html]]></link><description><![CDATA[circuits which consists of the consumer unit, wiring and accessories, from electrical power surges known as transient overvoltages. It takes only a tiny amount of voltage increase to damage most of t]]></description><pubDate><![CDATA[20260508]]></pubDate></item>
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<title><![CDATA[Three-Phase Soft Starter for Air Conditioner Rj-Assu380p15 for Three-Phase 380V 15p]]></title><link><![CDATA[https://rjzhuhai01.en.ec21.com/Three_Phase_Soft_Starter_for--10825808_10825844.html]]></link><description><![CDATA[circuits control terminal and by pass control terminal. The external bypass mode is used to realize more stability.
Selected keyboard connectors:
One 6P (2.54mm) connector on the top has total 4 line]]></description><pubDate><![CDATA[20240929]]></pubDate></item>
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<title><![CDATA[New Arrival JIKONG Bms JK-PB1A16S10P JK-PB1A16S15P JK-PB2A16S15P JK-PB2A16S20P Active Balance Smart]]></title><link><![CDATA[https://23445bella.en.ec21.com/New_Arrival_JIKONG_Bms_JK--11964892_11965646.html]]></link><description><![CDATA[circuit Over-temperature protection etc...3.Single battery series voltage range is 1~5V, the precision is 5mV4.With the function of coulomb meter, the remaining power is very clear5.BT communication ]]></description><pubDate><![CDATA[20240709]]></pubDate></item>
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<title><![CDATA[LED Overhead Line Earth and Short Circuit Fault Indicator]]></title><link><![CDATA[https://snova17.en.ec21.com/LED_Overhead_Line_Earth_and--10349843_10898400.html]]></link><description><![CDATA[test character:
Temperature affect test: 2 hours, -40°c ~+70°c
Moisture and heat performance test,24hours. high temp. 55°c, low-temp 25°c, humidity 93%
Short circuit current impact test, 16KA, 2 ]]></description><pubDate><![CDATA[20240520]]></pubDate></item>
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<title><![CDATA[ABB Electrical Spare Parts]]></title><link><![CDATA[https://jiangstar.en.ec21.com/ABB_Electrical_Spare_Parts--9022887_9022932.html]]></link><description><![CDATA[Circuit 
1948850A2 DIP Shunt Circuit 
1SBP260010R1001 07KR51 07KR51 Advant Controller 31 Basic Unit 
1SBP260020R1001 07CR41 07CR41 Advant Controller Basic Unit - 24VDC 
1SBP260052R1001 IMMK14N1 IMMK1]]></description><pubDate><![CDATA[20240418]]></pubDate></item>
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<title><![CDATA[300w Complete Inverter Circuit Board with Battery Charging Module]]></title><link><![CDATA[https://hisolar12.en.ec21.com/300w_Complete_Inverter_Circuit_Board--11601977_11750747.html]]></link><description><![CDATA[circuiting
4.Product Qualification 
We gain more and more recognition from users by high quality. meanwhile our products have passed several testing Certifications and have relevant certifications.
5]]></description><pubDate><![CDATA[20230317]]></pubDate></item>
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<title><![CDATA[Energy Meters]]></title><link><![CDATA[https://acrelenergy.en.ec21.com/Energy_Meters--11592411_11592422.html]]></link><description><![CDATA[testing of electric devices, evaluation of large current equipment, battery or DC driven device evaluation, quality assurance, efficiency measurement for industrial motors, rotating machinery and cal]]></description><pubDate><![CDATA[20220624]]></pubDate></item>
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<title><![CDATA[PV Switch-disconnector 1500V 32A]]></title><link><![CDATA[https://cnlonq.en.ec21.com/PV_Switch_disconnector_1500V_32A--11846228_11846229.html]]></link><description><![CDATA[circuit making capacitylcwA1000Maximum cable cross sections (incl. jumper)Solid or standardmm22.5-6Flexiblemm22.5-6Flexible (+ multicore cable end)mm22.5-6TorqueTightening torque terminal screws M4.N]]></description><pubDate><![CDATA[20230920]]></pubDate></item>
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<title><![CDATA[24V 30Ah Lithium Ion Battery Pack]]></title><link><![CDATA[https://pacebattery.en.ec21.com/24V_30Ah_Lithium_Ion_Battery--11542058_11542062.html]]></link><description><![CDATA[tested for overcharge, over discharge, short circuit, drop, extrusion, heat, pinprick, rolling, etc. to ensure no explosion and no combustion.
Long life span
over 800 charge/discharge cycles.
Environ]]></description><pubDate><![CDATA[20220311]]></pubDate></item>
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<title><![CDATA[PCBAs Circuit Boards for 600W Portable Power Supply Assembly Semi-finished Goods Not BMS]]></title><link><![CDATA[https://zhangfei1electronics.en.ec21.com/PCBAs_Circuit_Boards_for_600W--11875306_11875678.html]]></link><description><![CDATA[I. What we are selling here: 
1 set of finished circuits boards which can be assemblyed into Portable Power Station products directly in your factories, along with other necessary parts like battery,]]></description><pubDate><![CDATA[20231222]]></pubDate></item>
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<title><![CDATA[Gf302d1 Three Phase Portable Energy Meter Calibration Equipment]]></title><link><![CDATA[https://gfuvegroup.en.ec21.com/Gf302d1_Three_Phase_Portable_Energy--11546876_11546888.html]]></link><description><![CDATA[Test by automatic or manual
Start testing and creep testing
Recorder 500 sets energy meter data
Overload, short circuit, open circuit protection
Reference standard and current source integrated
]]></description><pubDate><![CDATA[20230223]]></pubDate></item>
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<title><![CDATA[Automatic Safety Test System]]></title><link><![CDATA[https://15317383997.en.ec21.com/Automatic_Safety_Test_System--11812738_11858069.html]]></link><description><![CDATA[testing capacitance, there is a charging process when voltage is applied to both ends of the capacitor. At this time, there is a charging current in the test circuit. When the current is greater than]]></description><pubDate><![CDATA[20231024]]></pubDate></item>
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<title><![CDATA[Fuel Pressure Sensors]]></title><link><![CDATA[https://mayaddauto.en.ec21.com/Fuel_Pressure_Sensors--11656352_11741350.html]]></link><description><![CDATA[The fuel vapor vent pressure sensor is used to control the fuel pressure in the fuel circuit, maintain a constant fuel supply pressure to the injector, and return excess fuel to the fuel tank. The fu]]></description><pubDate><![CDATA[20230306]]></pubDate></item>
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<title><![CDATA[Megger BAKER DX-15A R]]></title><link><![CDATA[https://geomultimeter1.en.ec21.com/Megger_BAKER_DX_15A_R--11866765_11866784.html]]></link><description><![CDATA[testing capacity in one unit to test the motor circuit and all the insulationIntuitive graphical user interface with touch screenUSB printer interface to quickly print resultsFully test DC motors, in]]></description><pubDate><![CDATA[20231115]]></pubDate></item>
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<title><![CDATA[Solar Pump Inverter]]></title><link><![CDATA[https://anchuan.en.ec21.com/Solar_Pump_Inverter--11883636_11883643.html]]></link><description><![CDATA[circuit protection, and anti-dry running protection. Additionally, many inverters provide monitoring capabilities, allowing users to monitor the system&apos;s performance and diagnose any issues remotely.]]></description><pubDate><![CDATA[20240104]]></pubDate></item>
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<title><![CDATA[15KV 200A Elbow Arrester 17/45]]></title><link><![CDATA[https://enochele.en.ec21.com/15KV_200A_Elbow_Arrester_17--11808648_11852437.html]]></link><description><![CDATA[circuit operation experience of the past 20 years. Make the 15KV 200A Elbow Arrester 17/45 used widely in numerous projects.
The 15KV 200A Elbow Arrester 17/45 with exquisite technology, exquisite te]]></description><pubDate><![CDATA[20231010]]></pubDate></item>
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<title><![CDATA[KYN28-24 Indoor AC Metal Armored Pull-out Switchgear]]></title><link><![CDATA[https://wisdompe.en.ec21.com/KYN28_24_Indoor_AC_Metal--11000759_11000807.html]]></link><description><![CDATA[testing the circuit. APG epoxy casting and reliable solid insulated bus technology are used in the interior of the product for full insulation design. It has good electric field distribution measures]]></description><pubDate><![CDATA[20240313]]></pubDate></item>
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<title><![CDATA[Door Micro Switch]]></title><link><![CDATA[https://unionwellgz.en.ec21.com/Door_Micro_Switch--11889612_11889618.html]]></link><description><![CDATA[circuit and make corresponding reaction.
Where are door switches frequently used?
Fridge door, closet door, automatic door etc. Where there is requirment of door automation, there is demand of door s]]></description><pubDate><![CDATA[20240117]]></pubDate></item>
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<title><![CDATA[DC Switchgear]]></title><link><![CDATA[https://entecene.en.ec21.com/DC_Switchgear--2622032_2621989.html]]></link><description><![CDATA[DC SWITCHGEAR
Application :
DC Power Railway Substation
DC Power Consuming Industry
Characteristics 
Product
- ETSR 21: Light railway substation
- ETSR 22: Metro substation 
DC High Speed Circuit Bre]]></description><pubDate><![CDATA[20080222]]></pubDate></item>
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<title><![CDATA[2 Phase DC MCCB]]></title><link><![CDATA[https://religare.en.ec21.com/2_Phase_DC_MCCB--11837097_11837102.html]]></link><description><![CDATA[A DC MCCB (Direct Current Molded-Case Circuit Breaker) is essential in providing protection against electrical hazards in DC systems. Compared to traditional fuses, they offer reduced maintenance cos]]></description><pubDate><![CDATA[20230823]]></pubDate></item>
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<title><![CDATA[IEC60529 IP Waterproof Testing Machine for IPX3 IPX4 IPX5 IPX6 Testing]]></title><link><![CDATA[https://pegogroup.en.ec21.com/IEC60529_IP_Waterproof_Testing_Machine--11405200_11431257.html]]></link><description><![CDATA[IPX3-6 Waterproof Test Chamber
1. Introduction
IPX3-6 waterproof test chamber combines the oscillating tube with jet hose nozzles in one system, it meets the requirement of IEC60529 regarding the IP ]]></description><pubDate><![CDATA[20210818]]></pubDate></item>
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<title><![CDATA[SPD 40ka]]></title><link><![CDATA[https://yuelong1.en.ec21.com/SPD_40ka--11601815_11750761.html]]></link><description><![CDATA[Test levelII LevelThe width of mm18ColorWhiteProtection gradeIP20Shell materialReinforced flame retardant PBTEnvironmental temperature.-40℃~+85℃A fuse or circuit breaker(A)25AThe line Specificati]]></description><pubDate><![CDATA[20230317]]></pubDate></item>
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<title><![CDATA[ST-5801Z Power Cords Plug Tester]]></title><link><![CDATA[https://satatech.en.ec21.com/ST_5801Z_Power_Cords_Plug--3839683_3839829.html]]></link><description><![CDATA[Test voltage of insulation: 500V/DC ±5%
5. Grounding Resistance: 1) 3-10A/AC Constant Current / 0.1~510mΩ.
2) 10-30A/AC Constant current / 0.1~120mΩ.
3) Open circuit voltage: ≤6V, with one set o]]></description><pubDate><![CDATA[20221203]]></pubDate></item>
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<title><![CDATA[Surge Generator]]></title><link><![CDATA[https://lisungroup1.en.ec21.com/Surge_Generator--9657760_11802782.html]]></link><description><![CDATA[The SG61000-5 fully automatic surge generator (also called lightning surge immunity test, combination wave generator, surge current generator/surge voltage generator, combined surge voltage and curre]]></description><pubDate><![CDATA[20230907]]></pubDate></item>
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<title><![CDATA[HVLP High Voltage Linear DC Power Supply]]></title><link><![CDATA[https://idealtek.en.ec21.com/HVLP_High_Voltage_Linear_DC--9605857_9605891.html]]></link><description><![CDATA[circuit gives it super low ripple and very good output precision, also it has complete protection functions
As features above, this series is mostly used for HV capacitor charging, HIPOT test and oth]]></description><pubDate><![CDATA[20151002]]></pubDate></item>
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<title><![CDATA[HZBB-10A TTR Tester 3 Phase Transformer Turns Ratio Meter]]></title><link><![CDATA[https://kill235jklh.en.ec21.com/HZBB_10A_TTR_Tester_3--10544358_10544970.html]]></link><description><![CDATA[test, you can check the correctness of the transformer turn ratio, tap-changer condition, whether turn-to-turn short circuit, transformer whether can run parallel. Traditional variable than bridge re]]></description><pubDate><![CDATA[20190321]]></pubDate></item>
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<title><![CDATA[JT6325A DC Electronic Load]]></title><link><![CDATA[https://jartul650413abcd.en.ec21.com/JT6325A_DC_Electronic_Load--9521240_9571258.html]]></link><description><![CDATA[test alone
Press one button to complete load effect, ripple, dynamic, OCP and Short circuit test.
Show complete test report and support step test.
Multi load synchronous control
Support up to 16 load]]></description><pubDate><![CDATA[20161222]]></pubDate></item>

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