C832KN6
C832KN6
C832KN6
Cutler Hammer MCC Bucket NEMA size 3 FREE SHIPPING
Cutler Hammer MCC Bucket NEMA Size 3 FREE SHIPPING
CUTLER HAMMER ITAP363N NSFP ITAP363N
CUTLER HAMMER DK2250W NSPP DK2250W
*NEW* Cutler-Hammer HMCP400X5W Motor Circuit Protector 3PH 400A *WARRANTY!*
CUTLER HAMMER C515HSE2B USPP C515HSE2B
CUTLER HAMMER C515HSE2 USPP C515HSE2
CUTLER HAMMER D100-CRA40H USPP D100CRA40H
CUTLER HAMMER 6-27-2 USPP 6272
Cutler Hammer LA3200PT LA Tripac Trip Unit 5661D26G27
NEW CUTLER HAMMER 3R SIZE 1 REVERSING MOTOR STARTER CABINET ENCLOSURE
Cutler Hammer HMCP400X5W 400A Motor Circuit Protector
CUTLER HAMMER / WESTINGHOUSE MT3500T THERMAL MAGNETIC TRIP UNIT NEW IN BOX
NEW EATON CUTLER-HAMMER V201KRCJ VACUUM CONTACTOR
cutler hammer HFDE HFDE322533 3 POLE 225 AMP BREAKER
CUTLER-HAMMER 3-POLE 1200A 600VAC INDUSTRIAL CIRCUIT BREAKER ND312T33W
NEW CUTLER HAMMER 9-2698 COIL SIZE 6 110-120V 50 Hz 110-120V 60 HZ 100-110V DC
CUTLER HAMMER 92-00966-02 USPP 920096602
Cutler Hammer Circuit Breaker JD3225 3P 600V 225A NIB
CUTLER HAMMER M3SRG2000 NSFP M3SRG2000
CUTLER HAMMER D500-ERS-16 USPP D500ERS16
WESTINGHOUSE ,CUTLER- HAMMER SPRING STRETCHER
Cutler hammer F10 Unitrol 250 Amp Operator
Cutler-Hammer PanelMate 1550THX PM 1500 POWER SERIES (EXCELLENT!)
Cutler Hammer HFD3125 125 Amp Circuit Breaker - New
Cutler Hammer HFD3175 175 Amp Circuit Breaker - New
Cutler Hammer HFD3200 200 Amp Circuit Breaker - New
Cutler Hammer HFD3225 225 Amp Circuit Breaker - New
MOUNTING HARDWARE FOR CUTLER HAMMER MD MDL MC BREAKER
CUTLER HAMMER D80JE20A NSFP D80JE20A
Series C Cutler Hammer N Frame Size Breaker E2N310WA13U66
CUTLER HAMMER M3SRG3200 NSPP M3SRG3200
CUTLER HAMMER A200M3CAC SIZE 3 NON REVERSING STARTER
Cutler Hammer Freedom Series starter AE16GNS0BB NIB
Cutler Hammer Freedom Series starter AE16GNS0EB NIB
A200M3CAC WESTINGHOUSE CUTLER HAMMER SIZE 3 STARTER NIB
CUTLER HAMMER HM2P250K5WM01S10YC NSFP HM2P250K5WM01S10
CUTLER HAMMER 92-00702-02 USPP 920070202
Cutler Hammer #DH365URK, 400A, 600V, 3P, Nema3R Raintight, NEW, no holes
CUTLER HAMMER XTCE170G00B NSFP XTCE170G00B
CUTLER HAMMER ECN1801CAC NSPP ECN1801CAC
LES3600LS CUTLER HAMMER 600 AMP 600 VOLT DIGITRIP ELECTRONIC TRIP UNIT NEW (A)
CUTLER HAMMER C32KN3AB USPP C32KN3AB
CUTLER HAMMER C32KN3BC USPP C32KN3BC
CUTLER HAMMER C32KN3AC USPP C32KN3AC
6262 Eaton Cutler Hammer 6 26 2 FREE SHIPPING
6364 NEW Eaton Cutler Hammer 6 36 4 FREE SHIPPING
CUTLER HAMMER DH364UGK NSFP DH364UGK
Cutler-Hammer DH363FGK Heavy Duty Safety Switch Series A NEW
SNT2P14K CUTLER HAMMER 120 VOLT SHUNT TRIP FOR "J" FRAME CIRCUIT BREAKER NEW (A)
SNT2P06K CUTLER HAMMER 48-60 VOLT SHUNT TRIP FOR "J" FRAME CIRCUIT BREAKERS (A)
Cutler Hammer 10 1331 2 (Pack of 6) 1013312 Contact Block
CUTLER HAMMER KDB3400 NSPP KDB3400
42572 Old-Stock, Cutler-Hammer AN16KN0A Starter, NEMA Size 3, Coil: 110/120V
CUTLER HAMMER D500-AOM220 NSFP D500AOM220
CUTLER HAMMER 92-00756-00 USPP 920075600
626B187G17 NEW EATON CUTLER HAMMER FREE SHIPPING
FDC3150 CUTLER HAMMER 150 AMP 600 VOLT CIRCUIT BREAKER (A)
FDC3175 CUTLER HAMMER 175 AMP 600 VOLT CIRCUIT BREAKER (A)
Westinghouse Digitrip 3000 RMS 4D13120G01 Cutler Hammer DT3000 TSI 120V 250 VDC
Cutler Hammer F10 Unitrol MCC Feeder Bucket 100A Fusibl
Cutler Hammer HMCP150U4CA02 Motor Circuit Protector NEW
Cutler Hammer Contactor C10FN3 135 Amp 3P Size 4 (NEW)
CUTLER HAMMER POW-R-WAY SCL58826-A15 800 AMP 480V 8FT BAR BUSS BUSWAY BUS DUCT
Cutler Hammer SV9000 Series AC Drive SV9F75AS-6M0B00 - 7.5CT/10VT HP *New*
Cutler Hammer Breaker 800 Amp MDL3800F w/ Ground Fault
NEW CUTLER HAMMER JD3250K SWITCH 250AMP
Cutler Hammer DC Volt Loadcenter panel 250 amp UNUSED
CUTLER HAMMER IND CIRCUIT BREAKER JDB3200 NIFOB
Cutler Hammer ECN1801EAB Size 0 Combination Motor Starter NEW
NEW CUTLER HAMMER IBPFD3030 BREAKER
Cutler Hammer Motor Control Starter Size 5 A201K5CA Model J 2045A40001
Cutler Hammer 600 AMP breaker LSB 360600E (Used in working condition)
CUTLER HAMMER SVX9000 SVX025A1-5A4N2 USED
EATON Cutler Hammer LD3600F 600A 3ploe with line lugs
CUTLER-HAMMER PANELMATE 2000 30PG EATON IDT 92-00804-02
Cutler Hammer CE15PN3 Contactor 170 A 600 V 120 V Coil
CUTLER HAMMER A200M0CWDJ1 NSFP A200M0CWDJ1
CUTLER HAMMER HMCP400X5W USPP HMCP400X5W
Cutler Hammer JD3200 Factory New in Box
Cutler Hammer JD3100 Factory New in Box
Cutler Hammer JD3090 Factory New in Box
Cutler Hammer JD3225 Factory New in Box
Cutler Hammer JD3150 Factory New in Box
Cutler Hammer JD3175 Factory New in Box
Cutler Hammer JD3070 Factory New in Box
NEW! Eaton Cutler-Hammer Johnson Controls 6HP/7.5HP 480v AC Variable Speed Drive
480V 6HP CT / 7.5HP VT SVX9000 w/Intellidisconnect!
CUTLER HAMMER D500-AIM210 USPP D500AIM210
CUTLER HAMMER D500-DOM-3224D NSPP D500DOM3224D
CUTLER HAMMER KDB3400W USPP KDB3400W
LC3600 Cutler Hammer Westinghouse Circuit Breaker 3P 600A 600V
CUTLER HAMMER D500-DOM-1616R NSFP D500DOM1616R
Cutler Hammer (HFD3110L) 110 Amp 65K Circuit Breaker, New Surplus in Box
Cutler-Hammer KD3300 Breakers 300 Amp, UVR & Aux Sw NEW
CUTLER HAMMER KES3400LSI NSFP KES3400LSI
Cutler Hammer HJD3250F Circuit Breaker Series C USED
Cutler Hammer HJD3250F Circuit Breaker HJD65K Series C - Used
NEW CUTLER HAMMER WESTINGHOUSE FDC FDC3150 150 amp 600V 3 pole circuit breaker
Cutler Hammer LD LD3600X 3 pole 600 amp 600v volt 500 Trip Circuit Breaker
DH364NRK CUTLER-HAMMER OUTDOOR FUSIBLE W/NEUTRAL DISCONNECT -NEW- (f)
CUTLER HAMMER D520CMF22 USPP D520CMF22
CUTLER HAMMER MCP03150CR NSFP MCP03150CR
4、 变频器运行时对PLC干扰应注意的问题
变频器运行时会对周围电气设备(包括P L C )产生较强的电磁干扰,同时变频器主电路断路器等开关器件动作时也会影响PLC 的正常工作。为防止变频器运行时对PLC干扰,变频器与P L C 相连接时应该注意以下几点:
(1)对PLC 本身应按规定的接线标准和接地条件进行接地,而且应注意避免和变频器使用共同的接地线,且在接地时使二者尽可能分开。
(2)当电源电压波动大,谐波成分多时,为抑制谐波干扰,应在PLC 的电源模块及输入/ 输出模块的电源线上接入噪音滤波器或者隔离变压器。如果干扰仍严重,应考虑在变频器主回路中接入电抗器、变压器和噪音滤波器等措施。
(3)变频器和P L C 安装在同一电控柜时,应尽可能使与变频器有关的电缆和与PLC 有关的电缆分开安装,尤其是连接变频器的强电电缆与连接PLC 的弱电电缆更要分开安装。
4 结束语
变频器和P L C 间连接问题,涉及到数字量信号连接、模拟量信号连接以及避免干扰应注意的问题;在实际应用中,两者间的连接还涉及到用弱电信号控制强电的问题。因此,应引起重视,避免干扰造成变频器、PLC 的误动作;避免连接不当造成PLC 或变频器的损坏。
如果购买单位的在质保日期一年内发现有质量缺陷的,可以进行一个免费维修或更换。
GE THJK426200 Circuit Breaker, 200 Amp, 35 kAIR, Complete, New Factory Box
General Electric 193X728ABG01
GE TKM836F000 800A /w 300A Trip Industrial Circuit Breaker Shunt Trip 300 Amp A
GE QMR365 400 amp Fusible Disconnect Switch Cat No QMR 365 Interrupter Free Ship
General Electric 531X116SHAAAG1 Shield Card
GENERAL ELECTRIC PWB181A3945G1 USPP PWB181A3945G1
GENERAL ELECTRIC TC35363 USPP TC35363
GENERAL ELECTRIC 193X-711ABG01 USPP 193X711ABG01
MOUNTING HARDWARE KIT FOR GE TJD TJJ TJK THJK 600A
General Electric 531X133PRUAKG1 Process Interface Board - Refurbished
General Electric Tranquell Surge Arresters 9L11ZTA0545
GENERAL ELECTRIC THFP323L USPP THFP323L
General Electric IC600DB700B Control Module - New, No Box
GENERAL ELECTRIC CR308D202EAA NSFP CR308D202EAA
GENERAL ELECTRIC TB83T600 USPP TB83T600
GE General Electric 45 KVA Transformer 480 Primary 208/120 Secondary Dry Type
GENERAL ELECTRIC DS3800DFXB1B1B USPP DS3800DFXB1B1B
GENERAL ELECTRIC 573A350P21 USPP 573A350P21
GENERAL ELECTRIC 104X999ADG03 USPP 104X999ADG03
GENERAL ELECTRIC 104X999AEG03 USPP 104X999AEG03
GENERAL ELECTRIC 193X256AAG02 USPP 193X256AAG02
GENERAL ELECTRIC 193X742AAG02 USPP 193X742AAG02
CIRCUIT BREAKER THJK436F000 3P 400 AMP 600V THJK436200WL
CIRCUIT BREAKER THJK436F000 3P 400A 600V THJK436225WL
CIRCUIT BREAKER THJK436F000 3P 400 AMP 600V THJK436250WL
CIRCUIT BREAKER THJK436F000 3P 400 AMP 600V THJK436300WL
GENERAL ELECTRIC TJJ436400WL USPP TJJ436400WL
General Electric 193X527AAG01 Circuit Board - Used
GENERAL ELECTRIC 5CD122HE001B NSFP 5CD122HE001B
GENERAL ELECTRIC 12IFC77B1A USPP 12IFC77B1A
GENERAL ELECTRIC 12IFC77A1A USPP 12IFC77A1A
GENERAL ELECTRIC 12HAA13B2A NSFP 12HAA13B2A
GENERAL ELECTRIC 12IFC77A2A USPP 12IFC77A2A
GENERAL ELECTRIC 193X-488ACG01 NSPP 193X488ACG01
GENERAL ELECTRIC 3S7512KR200B1 USPP 3S7512KR200B1
General Electric 531X133PRUAAG1 Card - Used
GENERAL ELECTRIC 193X381ABG01 USPP 193X381ABG01
GENERAL ELECTRIC 44A296312-001 USPP 44A296312001
Canadian General Electric 30HP AC Motor 440V FREE SHIP
GENERAL ELECTRIC 9L10MAG314 USPP 9L10MAG314
GENERAL ELECTRIC 9L10MAG334 USPP 9L10MAG334
General Electric 193X260BAG01
NEW GE GENERAL ELECTRIC / FANUC IC600-CB515Q SERIES SIX LOGIC CONTROL 55053
22D153G004 NEW GENERAL ELECTRIC G.E. FREE SHIPPING
GENERAL ELECTRIC 193X295AAG01 USPP 193X295AAG01
GENERAL ELECTRIC 193X380AAG01 NSPP 193X380AAG01
GENERAL ELECTRIC 193X476AAG01 USPP 193X476AAG01
TLB134150, General Electric Circuit Breaker 150A, 3Pole, 480VAC, 50/60Hz
TSVG940A, General Electric Micro Versa Trip
GENERAL ELECTRIC TJJ436250 USPP TJJ436250
GENERAL ELECTRIC 193X-709AAG01 NSPP 193X709AAG01
General Electric Bus Plug AC463R 100A 4W 600V ArmorClad
General Electric Bus Plug AC423R 100A 4W 240V ArmorClad
General Electric Bus Plug SB323RG 100A 3W 240V Spectra
General Electric Bus Plug SB323RG 100A 3W 240V Spectra
General Electric Bus Plug SB363RG 100A 3W 600V Spectra