Smart Load Bank and Dummy Load

Rapco is a specialized center for repairing all types of industrial drives: One of the most sensitive services in the field of industrial equipment maintenance is drive repair. At Rapco, we provide comprehensive drive repair services for all brands. To register a request, please call 09022362408. Some of the drive brands repaired at Rapco Technical and Engineering Company: SIEMENS drive repair ABB drive repair SCHNEIDER drive repair LS drive repair LENZE drive repair DANFOSS drive repair DELTA brand repair SEW brand repair Drive repair in Tehran | Inverter repair in Tehran with full specialization: The first step in drive troubleshooting is identifying faults and investigating the causes of errors. Since correct initial diagnosis and repair or replacement of parts require sufficient skill and knowledge in this field, you should contact a specialized drive repair center if an error occurs. For specialized drive repair in Tehran, contact Rapco. Most common symptoms of industrial drive failures: If failure symptoms are identified promptly, many serious problems can be prevented. Some of these symptoms are as follows: One symptom is the display of an error code on the drive screen. Advanced drives include an internal error detection system, and since each error code indicates a specific fault, the drive problem can be easily identified. However, the main cause of the error requires knowledge and experience. If the drive does not turn on after power is connected, it is very likely a problem with the internal power supply or relay failure. Generally, one of the most frequent failure points is the switching power supply, which occurs due to voltage fluctuations. If you notice unusual vibration and noise from the motor, the cause may be incorrect parameter settings or a problem with the IGBT switching. Another common cause of drive failure relates to cooling fan problems, high ambient temperature, and clogged air filters. If the fan fails, the drive's power components are quickly damaged. When the DC bus voltage exceeds its allowable limit, an overvoltage error occurs. This failure can be caused by a faulty braking resistor or input voltage fluctuations. When temperature sensors detect excessive heat, this error appears. The main causes of this error are fan failure and dust accumulation. Answering one of the most frequently asked questions | The main difference between AC and DC drive repair One of the most common types of drive repair is AC drive repair. This type of drive is widely used in many industries, and the main causes of failure are related to IGBTs, capacitors, and the power section. DC drive repair is much more specialized than AC drive repair because this drive is used in heavy industries such as steel and furnaces, and its repair requires more knowledge. Inverter repair cost: The truth is that a fixed amount cannot be set, and the cost of drive repair depends on the type of fault. Many factors must be considered, including: The higher the drive power, the more expensive the parts and repair cost. Some brands, such as Siemens and Schneider, have different parts prices. The repair cost depends on the faulty part; for example, the IGBT module is one of the most expensive parts.

Providing design, manufacturing, sales, and specialized repair services for medium voltage drives (MV Drive) and electronic cards of the Brazilian WEG brand series MVW01, MVW3000, and CFW-11, including the following cards: 1- MVC3: Main control 2- MVC4: User interface control 3- FOI 3, 4: It converts electrical signals into optical signals and vice versa 4- PIC2: Power supplies for the electronics, internal use digital inputs and output relays 5- EBA, EBB, EBC: Optional function expansion boards 6- Fieldbus: Optional network communication boards 7- ISOY/ISOZ: Signal feedback boards, they measure medium voltages or temperatures and send the information via optical signals (1 channel) 8- ISOX: (ISOX.00, ISOX.01, ISOX.12) Signal feedback boards, they measure medium voltages or temperatures and send the information via optical signals (1 channel) 9- PS24: Electronics power supply: input: 220 Vac 3 - or 220 Vac 1 - output: 15 Vdc 10- PS1/PS1S: Isolated power supply: input: 22 Vac 1 - (PST) 220 Vac 1 - (PSTS) output: 15Vdc 11- HVM: It indicates that the DC link is energized 12- 1SD210F2: Gate drivers 13- 1SP0335: Gate drivers 14- PLC2: PLC expansion board - optional 15- RSSI: Absolute encoder interface - optional 16- HMI Cables 17- 1SD210F2: IGBT Gate Driver Board 18- ISO31161-65: DC/DC Power Supply Module for IGBT Driver Board 19- CROWBAR Module: CROWBAR Protection Module 20- RC900: Electrical Board for CTW900 EXC. Rectifier 21- IC900B: Control Board for CTW900 EXX. Rectifier 22- ISOC2.00: Voltage Measurement Module 23- IPS1: Interface board for CFW-11 24- PSB1: Switched mode power supply for CFW-11 25- CIM1: Interface with the control for CFW-11 26- CRG9: Gate resistor boards, set of IGBTs Modules gate resistor board 27- GDB5: Gate driver boards, modules and sensors for the output voltage and output current. WEG Medium Voltage Drive VSI: Voltage Source Inverter VFD (Variable Frequency Drive) CHB (Cascade H Bridge) NPC (Neutral Point Clamp) Power Arm Power Cell WEG MVW01 WEG MVW3000

Multimeter کلمپی series CMP - 2000 voltage measurement ACو DC up to 2000 amps Multimeter کلمپی digital 2000 آمپربا the ability to measure : -DC and AC current meas...

A connector is used to connect electrical or electronic components to each other. Connectors usually include pins, jacks, and sockets that enable safe and quick connection and disconnection of two components. They are used in various industries such as electronics, automotive, and mechanical industries. The function of a connector is to establish a connection between two electrical or electronic components. They can provide data transfer, power transmission, wire and cable connections, as well as a fast and reliable connection between two components. Connectors are available in different types, sizes, and standards to meet the diverse needs of industries. Connector materials may be made from various substances such as plastic, metal, aluminum, fiber optics, etc. The choice of material depends on factors like usage type, working environment, operating temperature, and physical and electrical requirements. Selecting the connector material depends on the different needs of industries and applications. For example, in some cases, connectors with high resistance to heat or corrosion are required, while in other cases, connectors with low weight and good electrical insulation properties are needed. Connectors or sockets are important components in connecting and transferring information and energy between devices and electronic parts. They act as physical interfaces between different components and can transmit information through electricity and various methods. The applications of connectors are very broad and they are used in many industries, including electronics, automotive, mobile phones, computers, and medical equipment. They serve as communication interfaces between different parts in these industries. The company is active in the production of various industrial and telecommunications connectors. This company is recognized as one of the leading companies in industrial and telecommunications connectors. Its products hold various certifications such as KIB Certification, UL 14001 Certification, ISO 9001, and ISO. Types of twist connectors, locking connectors, and telecommunications system connectors are included in this company's product portfolio. Shayarad Sanat, as the official representative of Youngjin connectors from South Korea, serves the production and industry of this homeland.

Technical Specifications: Input Voltage 220 Volt AC Output Voltage 24 Volt AC Output Power 150 Volt Ampere (VA) Operating Frequency 50/60 Hertz Structure Single-phase and isolated Physical Specifications: Length 105 millimeters Width 65 millimeters Height 88 millimeters (excluding terminals) *Minimal heat generated due to core iron losses *Copper winding with standard design *Continuous operation and true amperage *Price: Due to fluctuations in raw material prices, please inquire by phone. Boland Nazar brand in design and manufacturing of various custom transformers Website: https://bolandnazar.com Contact Number: 09128685166

Radman Engineering Consulting and Technical Services (RADMAN) With nearly two decades of engineering and technical experience in electrical, control systems, PLC, and instrumentation Active in oil and gas, steel, mining, chemical and pharmaceutical industries, automotive industries, and food industries projects Provider of engineering and technical services in electrical, industrial automation, PLC, and instrumentation Engineering, design, manufacturing, installation, implementation, commissioning, maintenance and support, training Design and implementation of electrical and automation for factories and industrial plants Boiler safety Automation and electrical systems for industrial engine rooms and utilities Automation of industrial chillers Electrical and automation of production lines and industrial machinery Holding specialized and practical training courses in electrical, industrial automation, PLC, and instrumentation Workshop phone: 02645367231 Mobile phone: 09128596624 and 09114972012 Website: www.linkedin.com/in/radman-engineering Email: Radman.etsc@gmail.com Workshop address: Alborz Province - Nazarabad

Product Introduction The SWM-20 portable spot welder is a powerful, lightweight, and portable tool that uses Dual-Pulse welding technology to create stable, clean, and high-quality joints. In addition to professional welding performance, this device is equipped with a 5000mAh power bank to charge USB devices when needed. The 2.4-inch color TFT display shows real-time information such as voltage, device temperature, and welding parameters, while the rotary encoder knob allows quick and precise parameter adjustments. These features make the SWM-20 an ideal choice for professional users and DIY enthusiasts. Features Powerful 1200 Amp Output With a maximum current of 1200 amps, it enables strong, uniform, and reliable welds on various metals. Dual-Pulse Welding Technology First pulse: Removes the oxide layer on the metal surface Second pulse: Creates a clean, strong, and stable weld This technology improves joint quality and reduces the chance of sparks or sheet burning. Compatible with Various Metals (0.1 to 0.5 mm) Capable of welding: Nickel-plated steel up to 0.4 mm thickness Steel up to 0.5 mm thickness Pure nickel up to 0.25 mm thickness Iron up to 0.3 mm thickness Copper and nickel-plated copper up to 0.1 mm thickness Over 10,000 Fine Adjustment Levels Allows extremely precise output power adjustment according to metal type and thickness to achieve the best weld quality. Full Welding Parameter Adjustment Adjustable settings include: Preheat time Welding pulse Pulse interval Number of continuous weld spots 2.4-Inch Color TFT Display Real-time display of important information such as: Battery voltage Device temperature Welding settings Operational status Easy Adjustment with Rotary Encoder The rotary encoder knob makes parameter adjustments fast, precise, and very convenient. Two Grade A Lithium Batteries with 5000mAh Capacity Using high-quality cells ensures the device: Delivers higher output power Provides more stable performance Has longer usage time Up to 1500 Weld Spots per Charge One full charge allows approximately 1500 welding operations, suitable for professional use and DIY projects. 2-in-1 Design Besides spot welding, the device can also be used as a USB power bank with 5V/2.1A output. Fast Charging via USB Type-C Charging input: 5V / 2.1A Enables fast charging and reduces waiting time. Pure Copper Welding Tips Welding tips with 99.9% pure copper tips feature: Very high electrical conductivity Good heat transfer Longer durability Easy replacement Lightweight and Portable Design Compact dimensions and suitable weight make it easy to carry for on-site projects or mobile repairs. 8-Fold Intelligent Protection System The device includes the following protective circuits: Over-temperature protection Under-voltage protection Overcharge protection Over-discharge protection Short-circuit protection Output voltage stabilization Low-temperature protection Shock protection Auto Power-Off Adjustable auto power-off time from 0 to 99 minutes to enhance safety and save energy. Firmware Update Support Firmware can be updated in the future via the USB Type-C port. Applications Suitable for: Lithium battery pack assembly Electric bike battery repair Mobile phone battery replacement Rechargeable tool battery repair Electronic projects DIY projects Repair workshops Technical Specifications Specification Value Battery Capacity 5000mAh Charging Voltage 5V / 2.1A USB Output 5V / 2.1A Weldable Materials Nickel, Iron, Steel Weldable Thickness 0.1 to 0.5 mm Max Welding Current 1200A Default Modes 4 combined levels Package Contents SWM-20 Spot Welder Welding Tips Spare Tip Heads USB Type-C Cable Nickel Tape User Manual