HV 75AP4模块参详
HV 75AP4模块参详
HV 75AP4模块参详
R911332838
20C-DPI1 2面价3104
20C-DA1-A 2面价5114
20C-DO1 2面价 1718
6ES7405-0KR02-0AA1 6
6RY1803-0CA05 2pcs
C98043-A7116-L1
6RY1803-0DA02 2pcs
C98043-A7105-L4-9
6RY1803-0GA01 2pcs
C98043-A7126-L1
6RY1803-0CA03 2pcs
C98043-A7115-L11
6RY1803-0CA04 2pcs
C98043-A7115-L12-7
6AG1134-6JD00-2CA1 数量 12
1XP8012-10/1024 2pcs
6ES7660-5HG21-1DK6 2PCS
51309283-600 仓库2台现货
HC-MF73-S15 1 (要未税价)
MVC3003-4003 1
214-1BD23-0XB0
ACS510-01-157A-4 带操作面板 1
ACS510-01-290A-4 带操作面板 1
321-1FH00-0AA0 4
343-1CX30-0XE0 2
317-2AJ10-0AB0 1
GJR5253100R0278 ABB数量1个;---------
07KT98 -----------
GJR5252200R0101 ABB数量1个;------------
GJR5251600R4202 ABB数量1个;------------
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
PACIFIC SCIENTIFIC SC723B001 SC723B001
ORMEC MAC-A110F/KIA MACA110FKIA
通信业的迅速发展*大的推动了通信电源的发展。高频小型化的开关电源及其技术已成为现代通信供电系统的主流。在通信领域中,通常将整流器称为一次电源,而将直流-直流(DC/DC)变换器称为二次电源。一次电源的作用是将单相或三相交流电网变换成标称值为48V的直流电源。当前在程控交换机用的一次电源中,传统的相控式稳压电源己被高频开关电源取代,高频开关电源(也称为开关型整流器SMR)通过MOSFET或IGBT的高频工作,开关频率一般控制在50-100kHz范围内,实现*效率和小型化。近几年,开关整流器的功率容量不断扩大,单机容量己从48V/12.5A、48V/20A扩大到48V/200A、48V/400A。
因通信设备中所用集成电路的种类繁多,其电源电压也各不相同,在通信供电系统中采用高功率密度的高频DC-DC隔离电源模块,从中间母线电压(一般为48V直流)变换成所需的各种直流电压,这样可大大减小损耗、方便维护,且安装、增加非常方便。一般都可直接装在标准控制板上,对二次电源的要求是高功率密度。因通信容量的不断增加,通信电源容量也将不断增加。