描述
接入电抗器或滤波器,对小功率变频器,成本较高,我们采用一种低成本的电磁干扰抑制方法:将电机电缆从铁氧体环中穿过,使穿过部分导线的阻抗局部增大,阻止电磁干扰电流通过。如将导线在铁氧体环上绕几圈,总的电感和阻抗值将随圈数的平方而增大。电机电缆可从铁氧体环中穿过三次。但应注意,连接电机和变频器的接地线应留在环外。
ELECTRONIC BOARD – TESTED
PRECISION BALL SCREW W1205KA-3P-C5Z P/N:07H9-0014 – NEW
LEYBOLD RUVAC WS501 PFPE US ROOTS VACUUM PUMP -PN 91737
PROCESS-KIT AMAT DCVD-LH 6″ TEOS – REFURBISHED
SET OF 2: SPACER, ARDEL, C&D PH2 – NEW
SUSC ASSY T2 WELDED, 150M – NEW