描述
接地体和接地网干线所用钢材规格可按下表选用,若接地电阻满足不了要求时,也可选用铜材。如果接地体和接地网干线安装在腐蚀性较强的场所,应根据腐蚀的性质采取热镀锌、热镀锡等防腐措施或适当加大截面。
WOODS XFC1000-5B E-TRAC .5HP 115V AC DRIVE **XLNT**
VERY NICE TB WOODS E-TRAC AC INVERTER MODEL AFC2002.OB2
Woods E-TRAC AC Micro Inverter XFC2002-0B Variable 2 HP
Woods E-TRAC AC Inverter AFC 4001.OB2S 460 Volt 3 Phase
TB WOODS E-TRAC MICRO FREQUENCY INVERTER USED
Woods 1 Hp Variable Frequency Drive E-TrAC Inverter
Woods Variable Spd AC Inverter Drive E-TRAC WFC4001-OC