描述
在机组启动时通过启／备变向厂用负荷供电；在机组正常用电时，由厂变供电并经低压厂变向400VMCC低压负荷供电以启动机组所必需的辅机；在厂用电消失时，为了保护设备和系统的，厂用电快切装置应快速将厂用工作负荷自动切换至启／备变；当确认保段母线失压后，应启动事故备用柴油机供电以保证设备。
ALLEN-BRADLEY 1391B-AA45/D AC SERVO CONTROLLER
SIEMENS S7-300 SIMATIC PLC SYSTEM 315-2AF03-0AB0 CPU
SIEMENS 6ES5955-3LC42 POWER SUPPLY MODULE
TIMKEN M241549/M241510 TAPERED ROLLER BEARING,NEW
34 ALLEN-BRADLEY 800T SERIES PUSH BUTTONS,MIXED
NORDSON 8514893 HOT MELT GLUE GUN,NEW
BALDOR ZD18H203-E AC FLUX VECTOR DRIVE,3HP
SIEMENS 6SN1118-0AA11-0AA1 SINGLE AXIS DRIVE
3 GUHRING 23MM SOLID CARBIDE COOLANT DRILLS,TIN,NEW
TELESIS TMC420/TMP 1700 PINSTAMP & CONTROLLER
NEWALL 7B211000 DP7 DIGITAL READ-OUT,AXIS,SCALE
ALLEN-BRADLEY 2711-T6C2L1 PANELVIEW 600 OIP W/AIC+
30 ALLEN-BRADLEY PUSH-PULL START-STOP BUTTONS,PILOTS
RELIANCE ELECTRIC 0-51874-2 STATIC SEQUENCE CARD
