170AAI52040伺服模块
由于产品可靠性和工艺水平不高,目前国内变频器产品主要面向低压和对性能要求一般的市场,、大功率市场主要被国外大公司占领。
步入21世纪后,国产变频器逐步崛起,现已逐渐抢占市场。上海和深圳成为国产变频器发展的前沿阵地。
170AAI52040伺服模块
改变抽头型,将自耦变压器做成多个固定抽头,通过继电器或可控硅(固态继电器)做为开关器10件,自动改变抽头位置,从而实现输出电压的稳定。
该种型稳压器优点是电路简单,稳压范围宽(130V-280V),效率高(≥95%),价格低。而缺点是稳压精度低(±8~10%)工作寿命短,它适用于家庭给空调器供电。
170AAI52040伺服模块
MATROX 975-0201 G45+MDHA32DB DUAL VGA AGP GRAPHICS CARD
MATROX 975-0201 G45+MDHA32DB DUAL VGA AGP GRAPHICS CARD
Matrox AGP 4MB 790-01 G100a / 4bf/20 Carte Graphique
Matrox AGP 4MB 790-01 G100a / 4bf/20 Carte Graphique
Matrox AGP 4MB 790-01 G100a/4bf/20 Grafikkarte
Matrox AGP 4MB 790-01 G100a/4bf/20 Grafikkarte
MATROX AGP 4MB 790-01 G100A/4BF/20 GRAPHICS CARD
MATROX AGP 4MB 790-01 G100A/4BF/20 GRAPHICS CARD
MATROX AGP 4MB 790-01 G100A/4BF/20 GRAPHICS CARD
MATROX AGP 4MB 790-01 G100A/4BF/20 GRAPHICS CARD
Matrox AGP 4MB 790-01 G100a/4bf/20 Tarjeta Gráfica
Matrox AGP 4MB 790-01 G100a/4bf/20 Tarjeta Gráfica
Matrox DSXLE3/12/100 PCIe Video Card
Matrox DSXLE3/12/100 PCIe Video Card
Matrox Dual Display G550 32mb MGI Graphics / Video Card- G55MADDA32DB
Matrox Dual Display G550 32mb MGI Graphics / Video Card- G55MADDA32DB
MATROX DUAL MONITOR G550 PCI-EX 1
MATROX DUAL MONITOR G550 PCI-EX 1
MATROX Dual Port G45+ 32Mb AGP Video Card MGI G45+MDHA32D/DEL
MATROX Dual Port G45+ 32Mb AGP Video Card MGI G45+MDHA32D/DEL
Matrox G + PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E Carte Graphique
Matrox G + PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E Carte Graphique
Matrox G + PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E Grafikkarte
Matrox G + PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E Grafikkarte
Matrox G Proa / 8BI/20 815-01 AGP 4MB Carte Graphique
Matrox G Proa / 8BI/20 815-01 AGP 4MB Carte Graphique
Matrox G Proa / 8BI/20 815-01 AGP 4MB Scheda Grafica
Matrox G Proa / 8BI/20 815-01 AGP 4MB Tarjeta Gráfica
Matrox G Proa / 8BI/20 815-01 AGP 4MB Tarjeta Gráfica
MATROX G PROA/8BI/20 815-01 AGP 4MB GRAPHICS CARD
MATROX G PROA/8BI/20 815-01 AGP 4MB GRAPHICS CARD
Matrox G+ PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E Tarjeta Gráfica
Matrox G+ PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E Tarjeta Gráfica
MATROX G+/PROA/8BI/20 815-01 AGP 4MB GRAPHICS CARD
MATROX G+/PROA/8BI/20 815-01 AGP 4MB GRAPHICS CARD
MATROX G+PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E GRAPHICS CARD
MATROX G+PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E GRAPHICS CARD
MATROX G+PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E GRAPHICS CARD
MATROX G+PR0A/4BI/20 AGP 4MB 782-01 MGA-G100A-E GRAPHICS CARD