6SY7000-0AA88西门子主驱动 电源晶闸管模块 SKKT,2x 273A,1600V ¥2480.00 6SY7000-0AA83西门子主驱动 配线电阻 2x 6K 90W 5% ¥620.00 6SY7000-0AA77西门子对称电阻 3x 2K7 Ohm 190W 5% ¥2180.00 6SY7000-0AA76西门子*备件* 对称电阻 3x 2K4 Ohm 214W 5% ¥3580.00 6SY7000-0AA75西门子主驱动 配线电阻 HPP 2x 3K3 110W 5% ¥620.00 6SY7000-0AA64西门子***备件*** 预充电电阻 2x 18 Ohm ¥2680.00