描述
DCS系统的供电系统是其运行的基础,电源负荷不要超过60%,以免电源高负荷运行。同时要考虑用高品质的电源,一般笔者采用UPS电源,采用两台UPS互为备用最好,一台出现故障后备用机能够无扰切换,提高电源的可靠性。UPS输入电源不要采用电气的同一母线,要根据电气厂用接线取可靠性高的不同母线段电源,这样保证电气一段母线出现问题后不会影响DCS系统的电源。DCS电源系统(UPS、电源柜等)在现场安装时要安装在满足无尘、无振动、防腐等要求的电子设备间内,同时安装完毕通电前把电缆孔封堵,以防泄漏蒸汽从电缆孔进入电源系统造成电源短路。在DCS电源上电后,要在UPS、电源柜等设备上挂“设备带电运行禁止操作”标识牌,更不准可以在DCS电源系统上接入与DCS系统无关的负载,如检修电源、检修照明、充电设备、空调等。
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主营:世界知名品牌的PLC、DCS系统备件模块
①Allen-Bradley(美国AB)系列产品》
②Schneider(施耐德电气)系列产品》
③General electric(通用电气)系列产品》
④Westinghouse(美国西屋)系列产品》
⑤SIEMENS(西门子系列产品)》
⑥销售ABB Robots.FANUC Robots、YASKAWA Robots、KUKA Robots、Mitsubishi Robots、OTC Robots、PanasonicRobots、MOTOMAN Robots。
⑦estinghouse(西屋):OVATION系统、WDPF系统、MAX1000系统备件。
⑧Invensys Foxboro(福克斯波罗):I/A Series系统,FBM(现场输入/输出模块)
顺序控制、梯形逻辑控制、事故追忆处理、数模转换、输入/输出信号处理、数
据通信及处理等。Invensys Triconex:冗余容错控制系统、基于三重模件冗余(TMR)
结构的zui现代化的容错控制器。
⑨Siemens(西门子):Siemens MOORE,Siemens Simatic C1,Siemens数控系统等。
⑩Bosch Rexroth(博世力士乐):Indramat,I/O模块,PLC控制器,驱动模块等。
◆Motorola(摩托罗拉):MVME 162、MVME 167、MVME1772、MVME177等系列。
ALLEN BRADLEY 100A FUSED DISCONNECT SWITCH 1494V-DS100!
Allen Bradley AB 1336S-B075-AN-E?N-L6 75/100 HP V Drive
Allen Bradley Contactors 100-C09DJ10 Ser A 24vdc NNB
One-day shipping available
Allen-Bradley 1745-E105 SLC100 Relay Output Expansion
5 Allen Bradley 193-M-A35 Overload Relay 100-M05NZ-3
Allen Bradley AB Expansion Controller 1745-E103 SLC 100
Allen Bradley AB Starters IEC Bulletin 100-C72D10
ALLEN BRADLEY 1336S-BRF100-AA?-EN5-L6 10HP AC DRIVE
ALLEN BRADLEY 1492-GH-100 USPP 1492GH100
ALLEN BRADLEY 100-C09ZJ01 A CONTACTOR
Allen Bradley Carbon Comp 100 ohm 1 watt 5% (1)
ALLEN BRADLEY 100 ohm 2 watt 5% Carbon Comp Resistor(1)
Allen Bradley Starter Contactor 100-C72D LOW PRICE!!
Allen Bradley AB 1326 CPABT 100 pwr cable New open box*
Allen Bradley Control Relay 100-C12*400 Ser A
LOT NEW ALLEN BRADLEY POTENTIOMETER FR101M TYPE F 100oh
Allen Bradley Contactor / Breaker 100-A75N w/ Aux Ser C
ALLEN BRADLEY DUAL 100K OHM TUBE PRE AMP LIN TAPER POT
NIB ALLEN BRADLEY 100-C23J400 CONTACTOR 100C23J400
100 Allen-Bradley 300K 1/2W Carbon Comp. Resistors
ALLEN BRADLEY 100-B110N*3 CONTACTOR W/ OVERLOADS
Allen Bradley Potentiometer – 100 kohm – 25 Turn – 85P
ALLEN BRADLEY 100-A09NZ*3 MOTOR STARTER 193-A1D1 24 VDC
Allen Bradley Starter 190-CPS40 190-P100 190-A40 110V
Allen Bradley AB Starters Bulletin IEC 100-C23D10
ALLEN BRADLEY 100-C16*200 100-NX201DM CONTACTORS
200HP ALLEN BRADLEY 3 PH. CONTACTOR No. 100-B250N NEW
Allen Bradley 100-C09*10 Ser A Contactor
ALLEN BRADLEY CONTACTOR 300 HP 100-B300N*3
ALLEN BRADLEY 100-C16*200 CONTACTOR 100-NX201DM*
100K OHM ALLEN BRADLEY TUBE PRE AMP LINEAR TAPER POTS
Allen Bradley 1745-C2 1745C2 SLC 100 150 Cable Used
Allen Bradley Contactor Relay 100-C09*10 WARRANTY
ALLEN BRADLEY 1492-SP2D100 SER C CIRCUIT BREAK 415V NNB
ALLEN BRADLEY 100-C43Z*00 MOTOR CONTACTOR 24 VDC COIL
Allen Bradley 100-FPTA30 NIB
Allen Bradley 100 ohm RCR 1/4watt 5% Carbon Comp 50pc
Allen Bradley 100-C09J10 100C09J10 Contactor
USED ALLEN BRADLEY STARTER 190-CPS40 190-P100 190-A40
Allen Bradley 1492-CB2G100 1492CB2G100 10 amp Breaker
Allen Bradley 100-C30ZJ00 Contactor 100C30ZJ00 NEW
ALLEN BRADLEY 100 ohm 2 watt 5% Carbon Comp Resistor(1)
Allen Bradley Contactor 100-C09*10 Series A #14328
Allen Bradley IEC Reversing Motor Starter 100-A12NZ*3
Allen Bradley Carbon Comp Resistor 100 ohmRCR 1W 5%
Allen Bradley Starter Contactor 100-B180N*3 100b180n3
1745-LP101 Allen Bradley SLC100 Processor Unit
Allen Bradley 100-A45NJ3 Series C Contactor NIB
ALLEN BRADLEY 1745LP101 Programmable Controller SLC100
AB Allen Bradley Safety Relay 100-C60*00 with 100S-F
Allen Bradley 100-SA10 100SA10 NEW Free Shipping
ALLEN BRADLEY 100-A24ND3 CONTACTOR 100A24ND3 LNC
Allen Bradley 100-A09 ND3 Motor Starter w/193-BSB 16
Allen Bradley Contactor 100-C30*00 aux cont 100-s 100s
ALLEN BRADLEY 100-F-A11/100-F?A11 AUX CONTACT BLOCK*NNB*
ALLEN BRADLEY 100-A09NZ243 CONTACTOR 100A09NZ243 LNC
Allen Bradley Contactor 100-C16*10 w relay 193-ea1db