Dummy Load Bank
1.Features
1. Using forced air cooling, good heat dissipation performance, relatively small size;
2. Under continuous working conditions, it has high reliability and low temperature drift;
3. Reasonable internal structure layout, simple and practical operation;
4. According to customer needs, fixed resistance type and adjustable resistance type can be designed and manufactured;
5. Adopting the structure of direction wheel foot (with brake type), it is convenient to move and locate.
2.Applications
Mainly used in generators, power supply tests, circuit loads, frequency converters, lifting, braking, elevator frequency conversion, servo speed control motors, test equipment, electric power, overweight, petroleum metallurgy, power supply CNC machine tools, ships and other pseudo-simulated load tests . Power feedback type energy-saving electronic load including switching power supply, UPS and generator aging/testing; solar and wind power generation equipment; power aging test load box; generator set test load; power transformer starting load; military load cabinet; ship battery series discharge Resistive load; energy-saving battery charging and discharging equipment for battery production/testing, industrial automation and other electromechanical equipment.
3.Shape and size
4.Electrical specifications
project | standard value |
Power range | 100Kvar-2000Kvar |
voltage range | 0.5-1KV |
Power factor range | 0.1-1 section adjustable |
Withstand voltage | AC2.5KV/1min 50Hz |
IP rating | IP20-IP23 (optional) |
Rated temperature rise | 375โ |
Fan flow | 7000m3/h |
vibration | f:5-200HZ a=0.5gX.Y each 2H |
5.Structural features
1. The internal resistance of the resistance box is composed of wire-wound resistance series or chip resistance series or other types of high-power resistors in series or parallel;
2. The resistance box adopts a steel structure with good impact resistance. The surface is scratch-resistant professional powder after spraying high temperature treatment to form a smooth, insulating and beautiful protective layer. The color of the cabinet surface can be diversified;
3. The top is made of rain and dust cover as required, and the side can be fully sealed or with small holes for heat dissipation. It can provide fans with better heat dissipation performance and temperature monitoring and protection facilities. Design indoor and outdoor installation methods according to needs;
4. According to customer requirements, electronic digital display voltmeter, ammeter, power meter, frequency meter, etc. can be installed on the resistance control panel;
5. Portable resistance cabinets and multi-directional pulley push resistance cabinets can be designed according to the power level, which is convenient for moving and positioning;
6. Hanging installation can be made according to customer requirements;
7. The control panel is led out by the terminal, and the large current is led out by copper bar.
6.Application Environment