AC high pressure switch and low-pressure switch monitor the pressure of the refrigerant on both the low and high-pressure sides of the system. They are very important safety devices that are built into the AC system because if the pressure is too low or too high, it can cause serious ...
-Switch on sound and light alarms; -Time sound and light alarms; -Electronic low-voltage current protection; -High voltage direct-reading; -Voltage withstand test of time free to set up; -Mobile structures 2.Oil transformer -Epoxy resin vacuum casting and CD type iron core struc...
气体密封性能检测原理及设备基本知识 随着航空、航天工业技术的进步,人们对密封性能检测技术及装备的要求也走向一个新高度。在民用工业中,人们对泄漏的认识、要求对泄漏检测和控制的意识逐日增强。近些年来,摩托车、空调器、汽车、燃气用具为越来越多的人所熟悉,这些产品因泄漏造成的危害和灾难也给人们敲响了警钟。 生产...
lab testing equipment ac high voltage tester hv inductance resonant test machine for generators I. Product description With the development of power system, the capacity of the power operating equipment becomes larger and larger, and the voltage level ...
III.AC Resonant High Voltage Test Instrument Parameter - Rated Capacity: 108kVA; - Output Voltage: 0-108KV - Output frequency: 30-300Hz; - Input Power: 220V/380V ±10 %single phase, 50Hz - Waveform distortion rate: output voltage distortion ≤ 1%; ...
尽管对于许多工艺方法来说,清洁干燥的压缩空气是必不可少的,但是使用一个湿度计却常常被认为是一种奢侈。在工艺过程中测量和控制空气的湿度对于保持环境条件和节约能源来说都是重要的。 许多制造工艺都需要压缩空气的稳定供应。例如,压缩空气用来进行电气动阀门或气缸的操作和控制。但是,压缩空气经常含有水分,这会导致...
1. Timer: setting test time,; 2. Power switch; 3. Setting over-current protection value; 4. High voltage display value (KV); 5. High-voltage selection switch; 6. Low voltage current value display (A); 7. High voltage output indicator; 8. Alarm...
Rotary Isolation Switch Safety Isolation Switch Hot Searches China Switch Electrical Switch High Voltage Switch Voltage Switch Air Switch Circuit Breaker 1 Switch Breaker 2 Switch Breaker 3 Switch Breaker Circuit Breaker Switch Top 10 Switch Switc...
30A grounding wire group DC resistance tester Grounding wire group tester Grounding resistance testerClamp Type Digital Earth Ground Resistance TesterHuazheng Electric Manufacture Digital high voltage insulation tester 15kv insulation resistance testerDigital 100A Leakage Switch Detector Tester Micro Ohm Meter ...
High pressure safety shut off switch Capable of recovering both water and vapor Works with a range of refrigerants Oil-less compressor system Includes a dryer The RG3 is primarily designed for automotive use with a R134a system but it can be used for residential use too. Unlike the larger Coo...