TKBLQ-II zinc oxide arrester tester is a special instrument used to test the electrical performance of zinc oxide arrester. The instrument is suitable for live or power failure detection of zinc oxide arrester of various voltage levels so as to timely detect the internal insulation damp and valve aging and other dangerous defects. TKBLQ-II zinc oxide arrester tester is easy to operate and easy to use. The whole measuring process is controlled by single chip microcomputer. It can measure the total current resistive current and its harmonics power frequency reference voltage and its harmonics active power and phase difference. The instrument uses digital waveform analysis technology harmonic analysis and digital filtering software anti-interference methods to make the measurement results accurate and stable. 1. This machine adopts large screen LCD display all English menu operation easy to use. 2. High precision sampling and processing circuit and advanced Fourier harmonic analysis technology ensure more reliable data. 3. The instrument adopts high-speed magnetic isolation digital sensor to directly collect the input voltage and current signals which ensures the reliability and safety of the data. 4. Support wireless synchronous voltage sampling mode (type II). 5. The instrument can use electric field induction instead of PT secondary wiring (type I). 6. It has the functions of resistive current fundamental peak output and side phase correction. 7. The instrument is equipped with rechargeable battery calendar clock and micro printer which can store 120 sets of measurement data.
DK-60 power supply series modular surge protective device(SPD) is designed according to IEC61643 standard. It is accordance with the criterion of Low-voltage Surge Protective Devices-Part 1: Surge Protective Devices Performance Requirements and Test Method of Low-voltage Power Distribution System. With good sealing, it is designed as module and 35mm DIN-Rail Mounting. With working indication window, temperature control circuit breaker and built-in over-current protective circuit, the modular SPD can release automatically to avoid fire danger when it breaks down. With remote alarm connector, it is convenient for remote monitoring. The main module and the base are replaceable. The lightning protection modes is L-PE, N-PE (4P) or L-N-PE (3+1).
A flame arrester (also spelled arrestor), deflagration arrester, or flame trap is a device that stops fuel combustion by extinguishing the flame. A flame arrester (also called a deflagration arrester) functions by absorbing the heat from a flame front traveling at sub-sonic velocities, thus dropping the burning gas/air mixture below its auto-ignition temperature: consequently, the flame cannot survive. The heat is absorbed through channels (passages) designed into an element. These channels are chosen and measured as the MESG (Maximum Experimental Safe Gap) of the gas for a particular installation. These passages can be regular, like crimped metal ribbon or wire mesh or a sheet metal plate with punched holes, or irregular, such as those in random packing. Principle Flame arresters are passive devices with no moving parts. They prevent the propagation of flame from the exposed side of the unit to the protected side by the use of metal matrix creating a torturous path called a flame cell or element. All detonation flame arresters operate on the same principle: removing heat from the flame as it attempts to travel through narrow passages with walls of metal or other heat-conductive material, but unlike flame arresters, detonation flame arresters must be built to withstand extreme pressures that travel at supersonic velocities, 1,500 psi (10 MPa) at 2500 m/s is not uncommon with a group D Gas.
11KV/33KV/66KV/110KV/220KV Low & High Voltage Composite Polymer Suspension Type Surge Arrester Lightning Arrester Manufacturer Product Description Standards: IEC 60099-4 The ambient air temperature is no higher than +40 C, no lower than-40 C. The altitude above sea level dose not exceed 2000m. AC system frequency is 50Hz or 60Hz. AC voltage brought to bear on arrester for a long time dose not exceed arrester's continuous operating voltage. The maximum wind speed dose not exceed 35m/s. The earthquake intensity dose not exceed 7 degrees.
Medium voltage surge arrester are electrical devices designed to protect electrical equipment from surges or transients that occur on medium-voltage power systems. These systems typically operate at voltages between 1kV and 36kV, and they are commonly found in various industries, such as manufacturing, oil and gas, and utilities. Medium voltage surge arresters work by detecting and diverting excess voltage away from the equipment and toward the ground. They are typically composed of metal oxide varistors (MOV) or zener diodes, which provide a low resistance path to the ground during transient events. When a surge or transient occurs, the surge arrester conducts the excess energy to the ground, protecting the equipment from damage. MV surge arrester are selected based on the specific application, voltage requirements, and surge current capacity. They are often installed in parallel with the equipment they are protecting, with a short path to the ground. Proper installation and maintenance are important to ensure the effectiveness of the medium voltage surge arrester. Application of Medium Voltage Surge Arresters surge arrester medium voltage are commonly used in a variety of applications, including power distribution systems, industrial facilities, and commercial buildings. They are installed to protect equipment such as transformers, switchgear, motors, and other medium voltage electrical components from voltage surges or transients caused by lightning, switching operations, or other sources. Medium voltage surge arresters are also used for the protection of telecommunication networks, data centers, and other critical electronic equipment. They play a significant role in ensuring the safety and reliability of power systems, protecting equipment from damage, and reducing the risk of operational downtime. Proper selection, installation, and maintenance of medium voltage surge arresters are essential to their effective operation and long-term service life. For more information about medium voltage surge protection and varistor zno, please feel free to contact us!
Lightning Arrester is mainly used to protect distribution transformer, cable connector and electric equipment from being damaged by lightning impulse voltage and operated over-voltage. The varistor used in the arrester is subjected to a series of physical and electrical tests to ensure the protective ability, and the high-level housing verifies the insulating properties. The arrester has been designed and type tested according to IEC standard. Standard.
Ac power arrester surge protector Applications: C/d class surge protective device for ac power system. Sensitive electronic equipment Telecom centers Automatic control centers Intelligent mansions Industrial enterprises Medical institutes Features: Din rail mounting for easy installation Plug connectors for quick and easy connection or rewiring 40ka maximum surge current Thermal disconnect device Status indicators visually verify protection level Surge protection device with n-pe residual current spark gap as 3+1 circuit Specifications about m40b3+n Parameterm40dnpe50 Iec /vde level ii/c ii/c Nominal operating voltage 110/220v ac 500v(n-pe) Max. Continuous operating voltage 275v 61630;/250v Leakage current at 1ma
1. With single or multiple spike air terminal. 2. With self-supporting base support. 3. Copper Pipe length 1200mm, Pipe OD 25mm or other. 4. Tested as per IEC:62561-2 standard. 5. Made in India.
PPLICATIONS: Designed for antenna coaxial device and receive/transmit system not to be spoiled by lightning over-voltage, induced over-voltage and static discharge. CATV Datacast, IPDC VOD IP Phone BBA Video conference FEATURES: Gas-tube Structure Easily Replaced Gas Tube Element Reliable Performance from DC to 2.7GHz Multi-Strike Capability Bi-Directional Protection DC passed RoHS Compliant Metric or imperial should be marked TECHNICAL PARAMETERï¼? Model R27F70F Electrical Parameter Working frequency 0-2.7GHz Max. continuous operating voltage Uc 70V Max. discharge current Imax 20kA Limiting voltage(8/20µs) 200V Insertion loss 0.2dB VSWR 1.2 Series Impedance per Line/ 75Ω Connector type Type F, bulkhead Female - Male Mechanical characteristics Dimension 50(H)Ã?25(W)Ã?25(L)mm Weight per unit 107g Working conditions Temperature: -40 to 80, Relative humidity: â?¤95ï¼? Standards compliance IEC1000-4-5, RoHS
Key specifications/special features for surge arrester: System nominal voltage(kv): 33 Type code of moa: yh10w-30/90 System highest voltage(kv): 36 Rated voltage of arresters(ur)(kv): 30 Continuous operationg voltage(ur)(kv): 24 Nominal discharge current(in)(kv): 10 High current 4/10 impulse withstand(ka): 100 2ms rectangular current(a): 250 Steep current impulse residual voltage(kv): 99 Lightning impulse residual voltage(kv) 5ka: 85 10ka: 90 20ka: 101 Switching current impulse residual voltage(kv): 69 Lind discharge class: i Pressure relief class: b, 20 Insulation impulse withstand voltage(kv): 170 Power frequency withstand voltage(kv): 95 Max. External riv(v):
1. Tested in internationally recognized laboratories as per NFC17-102 or IEC 62305-2 2. Larger protection radius and Delta T as per NFC17-102 standard. 3. Premium quality, made in India.
This Tester is used to verify the electrical performance of Zinc Oxide Arrester. The instrument is suitable for various kinds of voltage levels zinc oxide arrester de-energized testing or energized testing thus define the risk and inner insulation moisture and valve aging defects. 1. 800 Ã?? 480 color LCD touch screen and high speed thermal printer. 2. Long distance wireless transmission. PT signal wireless transmission distance more than 400 m up to 2000 m; 3. Applicable for arrester de-energized test energized test and lab room test. 4. Three-phase current and three-phase voltage test simultaneously current and voltage sensor is isolated safe and reliable. 5. Two signal sampling methods support no voltage mode software calculation to get voltage reference 6. Built in high energy lithium battery And only weak current inside the instrument voltage is less than 12 volts. 7. Equipped with industrial grade operating system support direct shun-down mode 8. With 4G SD card can store massive testing data 9. With USB interface 10. Advanced data processing system support historical data management data analysis report automatic generation&printing 11. High sampling rate advanced digital signal processing technology high anti-interference performance and high precision. 12. With dust-proof waterproof anti-corrosion engineering seal box package small volume light weight and portable.
Model Track mm Payload kg Operate Track QTY ZCQ-6/9/1435-18 600/9/1435 18 pneumatic double ZCQ-6-22 600/9/1435 22 pneumatic double ZCQ-6-24 600/9/1435 24 pneumatic double ZCQ-6-30 600/9/1435 30 pneumatic double ZCQ-6-38 600/9/1435 38 pneumatic double ZCQ-6-43 600/9/1435 43 pneumatic double ZCQ-6-50 600/9/1435 50 pneumatic double ZCQ-6-60 600/9/1435 60 pneumatic double ZCQ-6-75 600/9/1435 75 pneumatic double Model Track mm Payload kg Operate Track QTY ZCQ-6/9/1435-18 600/9/1435 18 Handle single/double ZCQ-6-22 600/9/1435 22 Handle single/double ZCQ-6-24 600/9/1435 24 Handle single/double ZCQ-6-30 600/9/1435 30 Handle single/double ZCQ-6-38 600/9/1435 38 Handle single/double ZCQ-6-43 600/9/1435 43 Handle single/double ZCQ-6-50 600/9/1435 50 Handle single/double ZCQ-6-60 600/9/1435 60 Handle single/double ZCQ-6-75 600/9/1435 75 Handle single/double
A metal oxide arrester (MOA) is an electrical device that is designed to protect electrical systems and equipment from surges caused by lightning, switching operations, and other sources of overvoltage. The MOA technology utilizes a metal oxide varistor (MOV) element that provides low impedance paths for high voltage surges, thereby diverting the excess energy to the ground. YF POWER is a leading metal oxide surge arrester suppliers and metal oxide surge arrester manufacturers, recognized for their reliability, durability, and performance. YF POWER's MOA products provide superior protection against lightning and overvoltage surges, making them the ideal choice for use in power distribution systems, substations, wind turbines, and many other applications. YF POWER's MOA products are designed to meet international standards and undergo rigorous testing to ensure high performance and long service life. YF POWER's MOA technology features a robust construction that withstands harsh environmental conditions and provides years of reliable protection. YF POWER offers a range of MOA products, including station-class MOA, intermediate-class MOA, distribution-class MOA, and many more, to meet the diverse needs of customers. YF POWER's commitment to excellence has made it a trusted partner to customers across the globe. Advantages of Metal Oxide Arresters Metal oxide varistor surge arrester offer several advantages over other surge protection devices, including: High Energy Handling Capability: gapless metal oxide surge arrester can handle high energy surges, making them suitable for a wide range of applications, including high voltage and extra high voltage power systems. Fast Response Time: metal oxide type lightning arrester have a faster response time than other technologies, providing immediate protection against overvoltage surges. Low Voltage Protection: Metal oxide arresters can provide low voltage protection, making them suitable for electronic equipment, such as computers and televisions. Long Service Life: Metal oxide arresters have a long service life, which reduces the need for maintenance and replacement. Environmental Resistance: Metal oxide arresters are resistant to harsh environmental conditions, making them suitable for use in various industries, including wind power and oil and gas. Overall, the advantages of metal oxide arresters make them a reliable and effective option for surge protection in a variety of applications. For more information about what material is used in metal oxide arrester and overhead power line hardware, please feel free to contact us!
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condition:used warranty:3 months Good quality with long life span WHY you choose us: Our company has many products in stock,which are immediately available.If you purchase one more parts from us,we can make a discount to you.
condition:used warranty:3 months Good quality with long life span WHY you choose us: Our company has many products in stock,which are immediately available.If you purchase one more parts from us,we can make a discount to you.
condition:used warranty:3 months Good quality with long life span WHY you choose us: Our company has many products in stock,which are immediately available.If you purchase one more parts from us,we can make a discount to you.
conditionï¼?new warranty: 1 year Good quality with long life span WHY you choose us: Our company has many products in stock,which are immediately available.If you purchase one more parts from us,we can make a discount to you.
