2706-F21J参详
2706-F21J参详
2706-F21J参详
IC693PWR322LTK 1
6AV3688-3EH47-0AX0
6AV7881-5AE00-3DA0
R939003768
6AG1640-0AA00-2AX1
2711P-T9W22D8S 28690
2711P-T12W22A9P 49737
6AV7892-0BD00-1BA0
6AV7872-0BE30-0AC0
6AV7862-2TA00-1AA0
HARS700/033 1
2711-B6C15 4 37700
CIMR-F7A47P5
CIMR-G7A4011 各1
6SL3985-6TN00-0AA0 1个
A200M4CAC 5
845G-F3G8HC1024R 1 面价6687
20AC030A0AYNANC0 1 面价25915
6GK5626-2GS00-2AC2 37
6FX2001-5QN13 18
6AV7861-3TB10-2AA0 4
1394-SJT10-C-RL B V3.6 1
A02B-0303-D031
A20B-8002-0998
1794-ACNR15 4 面价17375
EVF9330-EV 1
EVS9321-EP 1
ATV71LU75N4Z数量1
8CVI088E1HCS0.00-1 1
8LSA35.DA060S000-3 1
1769-OB16 1 面价4732
PM5560
YASKAWA ELECTRIC JANCD-PC20 JANCDPC20
XYCOM 9485 9485
WINDSOR MPM-ZL3/1-S2 MPMZL31S2
TOTAL CONTROL PRODUCTS QPL-21100-C2P QPL21100C2P
TOTAL CONTROL PRODUCTS QPI-31200-C2P QPI31200C2P
TOTAL CONTROL PRODUCTS QPI-21100-S2P QPI21100S2P
TOTAL CONTROL PRODUCTS QPI-21100-E2P QPI21100E2P
TOTAL CONTROL PRODUCTS QPI-11100-S2P QPI11100S2P
TOTAL CONTROL PRODUCTS QPI-11100-E2P QPI11100E2P
TOSHIBA VT130H2-U-4330 VT130H2U4330
TOSHIBA VT130G7U-4750B VT130G7U4750B
THOMSON INDUSTRIES AT014-005-S0-6000 AT014005S06000
TEMPTRONIC TP37B4 TP37B4
TELEMECANIQUE VZ3-TP2M12M16 VZ3TP2M12M16
TELEMECANIQUE TSX-P87-455 TSXP87455
TELEMECANIQUE ATV-66D64N4U ATV66D64N4U
TELEMECANIQUE ATV-66C13N4U ATV66C13N4U
TB WOODS WFC4040-0CHT WFC40400CHT
TAYLOR ELECTRONICS 6227BZ10200F 6227BZ10200F
SYMAX 8030-RIM-123 8030RIM123
SYMAX 8030-CRM-580 8030CRM580
SQUARE D NC36700 NC36700
SQUARE D ME36800LS ME36800LS
SQUARE D ATV-71HC11N4 ATV71HC11N4
SIEMENS A1-116-250-509 A1116250509
SIEMENS 6SE9-525-8DJ40 6SE95258DJ40
SIEMENS 6SE7-021-0TP50 6SE70210TP50
SIEMENS 6SE6-430-2UD41-3FA0 6SE64302UD413FA0
SIEMENS 6SE3-225-5DJ40 6SE32255DJ40
SIEMENS 6FC5-110-0BA01-1AA0 6FC51100BA011AA0
SIEMENS 6ES7-416-2XK02-0AB0 6ES74162XK020AB0
SIEMENS 6ES7-318-2AJ00-0AB0 6ES73182AJ000AB0
SIEMENS 6ES5-943-7UB21 6ES59437UB21
SIEMENS 6ES5-928-3UB21 6ES59283UB21
SIEMENS 6ES5-928-3UA12 6ES59283UA12
SIEMENS 6EC1110-0A 6EC11100A
SIEMENS 1FT5102-1AF71-3EH0 1FT51021AF713EH0
SIEMENS 15799-220-2 157992202
SICK OPTIC ELECTRONIC DME-2000-000S01 DME2000000S01
SICK OPTIC ELECTRONIC CLV-490-3010 CLV4903010
RELIANCE ELECTRIC T18R1101G-XP T18R1101GXP
RELIANCE ELECTRIC GV3000AC140 GV3000AC140
RELIANCE ELECTRIC DSA-MTR-30A DSAMTR30A
RELIANCE ELECTRIC 86466-92T 8646692T
RELIANCE ELECTRIC 801429-5SE 8014295SE
RELIANCE ELECTRIC 770.91.20 7709120
RELIANCE ELECTRIC 770.91.10 7709110
RELIANCE ELECTRIC 355C22D 355C22D
RELIANCE ELECTRIC 150V4051 150V4051
RELIANCE ELECTRIC 0-57430-1 0574301
RELIANCE ELECTRIC 0-54339-6 0543396
PHILTEK POWER CORP HPI-10K-120-AS HPI10K120AS
PERCEPTRON 911-0018 9110018
PERCEPTRON 9110017 9110017
PERCEPTRON 911-0011 9110011
PACIFIC SCIENTIFIC SC723B001-01 SC723B00101
变频器电源主要用于交流电机的变频调速,其在电气传动系统中占据的地位日趋重要,已获得巨大的节能效果。变频器电源主电路均采用交流-直流-交流方案。工频电源通过整流器变成固定的直流电压,然后由大功率晶体管或IGBT组成的PWM高频变换器, 将直流电压逆变成电压、频率可变的交流输出,电源输出波形近似于正弦波,用于驱动交流异步电动机实现无级调速。
国际上400kVA以下的变频器电源系列产品已经问世。八十年代初期,日本东芝公司*先将交流变频调速技术应用于空调器中。至1997年,其占有率已达到日本家用空调的70%以上。变频空调具有舒适、节能等优点。国内于90年代初期开始研究变频空调,96年引进生产线生产变频空调器,逐渐形成变频空调开发生产热点。预计到2000年左右将形成高潮。变频空调除了变频电源外,还要求有适合于变频调速的压缩机电机。优化控制策略*选功能组件,是空调变频电源研制的进一步发展方向。