50R4140
日期：2020-12-22
变频器控制回路的控制电缆接收的外来干扰主要包括电磁波干扰静电祸合干扰电源线传导干扰和接触不良的干扰等。面对这些外来干扰，变频器就应当在相应方面采用抗干扰措施。常采用的抗干扰措施包括将控制电缆通过铁管进线，进行电磁屏蔽将控制电缆导体绞合，导体绞合间距越小，耐干扰效果就越好对电缆进行屏蔽尽管新一代变频器的可靠性已经很高。
传统机器止少电动机豁日鄂齿轮箱娜止少变频器电动机螺杆空压机器件簿螺杆空压机器件使用调速控制器的空压机其独特之处就在于输出的空气量可以通过变化空压机的主机速度来期检查定期检查的重点是变频器运行时无法检查的部位。一般的定期检查每一年进行一次，绝缘电阻检查可以两年进行一次。某些部件经长期使用后性能降低，这是故障发生的主要原因。此时，负载的机械能将转换为电能并由逆变器的，个回馈二极管反馈回变频器，这部分能量将导致直流回路中的储能电容器电压上升。当电压升高到一定值时，变频器的过电压保护电路动作，切断变频器的输出，使电动机处于自由减速状态，无法达到快速减速的目的。制动电阻借助制动单元可消耗电动机发电制动状态下从动能转换来的能量。
电气回路该机组给粉总电源设计分路分别供给层及层变频器电源，其中层工作电源来自甲段，备用电源来自乙段层工作电源来自乙段，备用电源来自甲段。机组正常运行时采用工作电源向变频器供电，这样设计不管是甲段还是乙段失电均可通过切换使层及层变频器有电，层电气一次回路如图层相同该电源自动切换是单向的，即工作电源失电后可自动切换至备用电源，反过来则不行。另外，在备用电源启动回路中，当工作电源掉电后，若备用电源在此内未切换成功，增加了将闭锁备用电源投入的保护。
尽管国外的变频空调市场如火如荼，变频技术也已相当成熟，但对于国内从事工程建设的设计工程师、房地产开发商，从事市场推广工作的销售人员、代理商及部分潜在用户对变频技术的了解还不够全面、不够清晰。因此，为了使变频技术，特别是变频空调技术被广泛认知、理性的接纳，本期特推出“变频技术专栏”，希望广大读者朋友从中有所收获。夏季空调供冷，是保持冷冻水温差不变，调节器计算出冷负荷与系统冷冻水循环流量及系统压力（压差）的对应变化关系，把系统压力作为变化的压力设定值，即可达到调节循环冷冻水流量的目的。
下面分别介绍其工作原理和特点单，占地少，谐波小，结构和工作原理二级管钳拉式多电平逆变器简称它是通过多个电容串联，达到把高电压分解成多个电平实现多电平逆变的，因此，不需要相互独立的直流电源来维持每个电平电压，不需要变压器就可以与电网直接相连，因而其结构简无需配备滤波器。直流侧由个等容量即乓电容器串联组成，在电容电压平衡时，仪从尸件产气通过二级管钳位，每个开关器件所承受的电压为鱿如果进一步增加电容数量，每个开关器件所承受的电压就会进一步降低，达到降压大功率开关器件所能承受的电压。
应主要考虑以下个方面频器的确定由于目前煤矿系统电机容量大，普遍采用高压电机，因此，选择变频器时就要选择高压大容量变频器高压变频器不同于普通低压变频器，没有统一的电路拓扑结构，一般分为直接高压型高一高型和高一低一高型高一高型直接对电网高压进行整流和逆变输出，供电给高压电机。一般采用的电子元件为和两种。既可以构成开环控制，也可以构成闭环控制对于风机水泵等机械对控制性能要求不高，采用控制即可满足要求。对控制性能要求较高或对电流限制较严格的电气设备，则采用转差频率控制或矢量控制，构成闭环系统。
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【主营产品】
1：Invensys 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。
2：Invensys Triconex: 冗余容错控制系统、基于三重模件冗余（TMR）结构的最现代化的容错控制器。
3：Westinghouse（西屋）： OVATION系统、WDPF系统、WEStation系统备件。
4：Rockwell Allen-Bradley: Reliance瑞恩、SLC500/1747/1746、
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5：Schneider Modicon（施耐德莫迪康）：Quantum 140系列处理器、控制卡、电源模块等。
6：ABB：工业机器人备件DSQC系列、Bailey INFI 90等。
7：Siemens(西门子)：Siemens MOORE， Siemens Simatic C1，Siemens数控系统等。
8：Motorola（摩托罗拉）：MVME 162、MVME 167、MVME1772、MVME177等系列。
9：XYCOM：I/O 、VME板和处理器等。
10：GE FANUC(GE发那科)：模块、卡件、驱动器等各类备件。
11：Yaskawa（安川）：伺服控制器、伺服马达、伺服驱动器。
12：Bosch Rexroth（博世力士乐）：Indramat，I/O模块,PLC控制器,驱动模块等。
13：Woodward（伍德沃德）：SPC阀位控制器、PEAK150数字控制器。
14:工业机器人系统备件。
40003 Gates 12-IDL-SPRK Idler Sprocket With Integral Shaft 8mm Pitch
40007 Tewpco HDR16 Heating Element 500W 120V
40007 Tewpco HDR16 Heating Element 500W 120V
40436 Bege R 90S/4 601325 Motor 1400/1480 60 Hz/ 35 A
40477 Telemecanique LC1F185 Contactor 600V 185 Amp 3 pole
40477 Telemecanique LC1F185 Contactor 600V 185 Amp 3 pole
40477 Telemecanique LC1F185 Contactor 600V 185 Amp 3 pole
40650 Allen Bradley 190-P100 Trip Unit 6-10 Thermal / 80-140 Magnetic
40650 Allen Bradley 190-P100 Trip Unit 6-10 Thermal / 80-140 Magnetic
40656 Cutler-Hammer E50DT3 Limit Switch Operating Head Series A1
40656 Cutler-Hammer E50DT3 Limit Switch Operating Head Series A1
40671 Nordson 288010C Control Module
40671 Nordson 288010C Control Module
40671 Nordson 288010C Control Module
40681 Browning 120SF13 Bushing Sprocket #120 13T 3-1/8 ID
40684 Martin 120B12 Sprocket #120 12T 2-3/4
40698 Martin D80ATB15H Sprocket #80 15T 2-9/16 ID
40709 Boston Gear F713-10-B5-J Gear Reducer .75Hp 10:1 Ratio
40716 Ishida Scales P-5325A LED Circuit Board
40716 Ishida Scales P-5325A LED Circuit Board
41195 Hub City 22000503011 Gearbox Ratio 1:1
41199 Baldor L3502 AC Motor 1/3HP 1140RPM
41214 Martin 80BS60 2 7/16 Sprocket Chain #80 60T 2-7/16 ID
41262 ADI R1T185L483-012-00-8HN63 RTD Temperature Sensor 3/4 NPT
41262 ADI R1T185L483-012-00-8HN63 RTD Temperature Sensor 3/4 NPT
41318 Sapphire 60SSX10 Roller Chain 10 Foot Length 3/4 Pitch
41323 Industry Standard MA3562D0 Timing Pulley 22T 2-5/8 OD
41325 Fireeye MC120 Control Chassis 120V 50/60 Hz
41326 Atek K088 1:1 BO Gearbox Shaft A 1-9/16 L 3/4 OD
41334 Martin 50B30SS Sprocket #50 30 Teeth 1-1/4 ID
41360 Martin 60B21SS Sprocket #60 21 Teeth SS 1-1/2 ID
41368 UltraMite 04UWAQ2AB50.A1B Gearbox 53.31 Rato 1.19HP
41372 Horton MDU-625 628600 Clutch Brake Modular
41378 Cosel FCA75F-24 Power Supply 240-480Vac 0.80A
41378 Cosel FCA75F-24 Power Supply 240-480Vac 0.80A
41378 Cosel FCA75F-24 Power Supply 240-480Vac 0.80A
41382 Helical 005183-09 GearBox 28.047:1
41383 Leeson 121527 SS Motor 2/1.5 HP TEFC fan cover missing
41601 STM RMI70S Gearbox 1:10 Ratio 3/4 Input ID
41907 Square D 31041-400-42 Coil 110/120V 50/60HZ
41923 Allen Bradley 4014600757 Switch for Limit Switch Assembly
41923 Allen Bradley 4014600757 Switch for Limit Switch Assembly
41953 HUB CITY 325 Gearbox 10:1 56C
41964 Tippertie 570698 Sprocket #35 15T 1/2ID 3/8Pitch
42144 Elobau 462151G1 Control Unit 24VAC/DC
42157 IFM OM5004 Photoelectric 3500mm Quick Disconnect
42157 IFM OM5004 Photoelectric 3500mm Quick Disconnect
42520 ALLEN BRADLEY 194R-NJ200P3 F Disconnect Switch 3P 200A
42545 Dayton 3KW33B Inverter AC Motor 3.00HP 3490RPM460V 3-Ph
42546 STERLING XBY154PCA AC Motor 1-1/2 HP 1750RPM 460V 3Ph
42547 Dayton 6WY39 AC Washdown Motor 1HP 1740RPM 230V 3-Ph
42548 BALDOR BM3546T AC Brake Motor 1HP 1725RPM 208-230/460V
42549 Wright CD30L-1-19448 Enclosure CD 30
4255 Potter & Brumfield KAP-14AG-120 Relay STCK
4255 Potter & Brumfield KAP-14AG-120 Relay STCK
42561 Telmecanique XBTG4320 MMI Controller 24V 1.2A
42561 Telmecanique XBTG4320 MMI Controller 24V 1.2A
42561 Telmecanique XBTG4320 MMI Controller 24V 1.2A
42562 Modicon 110CPU31101 AC Power Supply I/O Module 115V 50/60Hz
42562 Modicon 110CPU31101 AC Power Supply I/O Module 115V 50/60Hz
42562 Modicon 110CPU31101 AC Power Supply I/O Module 115V 50/60Hz
42563 Duff Norton SKA6000AT20 Rotary Limit Switch
42563 Duff Norton SKA6000AT20 Rotary Limit Switch
42563 Duff Norton SKA6000AT20 Rotary Limit Switch
42572 Cutler-Hammer AN16KN0A Starter NEMA Size 3 Coil: 110/120V
42572 Cutler-Hammer AN16KN0A Starter NEMA Size 3 Coil: 110/120V
42572 Cutler-Hammer AN16KN0A Starter NEMA Size 3 Coil: 110/120V
42573 GoodYear E300 V Belt 1-1/2 Width 7/8 Height
42574 Thermoid E300 V Belt 1-1/2 Width
42710 2/0 LOT- 12 Crimp Contact 2/0 Wire
42710 2/0 LOT- 12 Crimp Contact 2/0 Wire
42711 2/0 LOT-11 Crimp Contact 2/0 Wire
42862 SUNX VF-RM5T Multi-Voltage Retro-Reflective Sensor 1/2NPT Hub
42862 SUNX VF-RM5T Multi-Voltage Retro-Reflective Sensor 1/2NPT Hub
42884 07-18226-005 Cable Auto Trans Col 1/4-28 Thread Size
4681 Townsend 9461 Motor 1 Hp 950 Rpm
4705 Boston Gear 721-40-J Gearbox 700 Series
4735 A.O. Smith D035 Direct Current Motor 1hp
4735 A.O. Smith D035 Direct Current Motor 1hp
4735 A.O. Smith D035 Direct Current Motor 1hp
4951 Warner UM 50-1020-90 Clutch Brake 90VDC
4951 Warner UM 50-1020-90 Clutch Brake 90VDC
4951 Warner UM 50-1020-90 Clutch Brake 90VDC
4961 Baldor RL 1310A AC Motor 1HP
5058 Electric Gear 7710028-PC Gearbox 50:1 Ratio
5063-2144 Agilent/HP Attenuator X10 - # 5062-7301
5063-2145 Agilent/HP Attenuator X100 - # 5062-7302
5063-2146 Agilent/HP AC Coupler - # 5062-7303
5084 GE 6KE$243001X1A1 Motor Controller 1 Hp 460V
5084 GE 6KE$243001X1A1 Motor Controller 1 Hp 460V
5084 GE 6KE$243001X1A1 Motor Controller 1 Hp 460V
50Vintage Audio Microphone Connector Ham Radio369
50Vintage Audio Microphone Connector Ham Radio369
50Vintage Audio Microphone Connector Ham Radio369
50Vintage Audio Microphone Connector Ham Radio369
50Vintage Audio Microphone Connector Ham Radio369
5164 Schiwa NT-SL Power Supply
5164 Schiwa NT-SL Power Supply
5164 Schiwa NT-SL Power Supply
5429 Boston Gear BCX4010 VFD 1 Hp
5429 Boston Gear BCX4010 VFD 1 Hp
5429 Boston Gear BCX4010 VFD 1 Hp
5566 econolim LCL 1600 Fuse 1600amp
5671 Nord 100 L/4 OUS Motor 3Hp
5872 Lorey Somer LS.63/TC Motor 1650Rpm 0.18kW
5914 Meyn VE1ME4 Multi-tap Transformer
5959 FMC RF37DT71D4 Special Duty Gearmotor 1/2hp
5962 Elektrim C 051266 Motor 2.2kW 3phase
5964 Baldor CL3503 Motor 1/2Hp 1-phase
5SX2303-7 CIRCUIT BREAKER
5SX2303-7 CIRCUIT BREAKER
6 pcs Altera EP910ILC-12 EPLD
6 PCS Altera EPM7064LC68-10 MAX 7000 CPLD 68-PLCC
6 pcs Altera EPM7064LC84-10 MAX 7000 CPLD 64 84-PLCC
6 pcs Altera EPM7064LC84-12 MAX 7000 CPLD 84-PLCC
6 pcs Altera EPM7096LC84-15 MAX 7000 CPLD 84-PLCC
6033 Nord SK 71L/4 Motor Gearbox 1/2Hp
6039 Reliance Electric P56H1436H Motor 1-1/2Hp 1725Rpm
6049 Leroy Somer MB 3101 M00C Gearbox
6267 Stroter AM 025/MH-63L2 Gearbox RPM Out 25-250
6478 Littlefuse KLPC 4000 Hi-Interrupting Fuse 600V
6563 Baldor CSSWDM3559T Motor 3HP 3phase
6592 Telemecanique GV2 ME02 Motor Starter Protector
6592 Telemecanique GV2 ME02 Motor Starter Protector
6927 Frigoscandia 351072A Inner Drive Sprocket
7200 Speed Selector 5151-000 Variable Speed Pulley-Driven
7334 A.I.D. 9370-00518-001/N Keypad
7334 A.I.D. 9370-00518-001/N Keypad
7335 VIDEOJET 354073-B Component PC Board
7335 VIDEOJET 354073-B Component PC Board
7335 VIDEOJET 354073-B Component PC Board
7352 13788200A 4QX Power Supply
7352 13788200A 4QX Power Supply
7429 Banner 16393 Power Block for Photo Sensor
7429 Banner 16393 Power Block for Photo Sensor
7463 Allen-Bradley 800T-N326 XFMR Module 120V
7463 Allen-Bradley 800T-N326 XFMR Module 120V
7508 MIC CH37901 Heater 1000W 230V
7508 MIC CH37901 Heater 1000W 230V
7590 Danaher Motion SM 71-K 3000-G Brushless Servo Motor
7590 Danaher Motion SM 71-K 3000-G Brushless Servo Motor
7590 Danaher Motion SM 71-K 3000-G Brushless Servo Motor
7673 Leeson CM38T17FZ2B Motor Geabox 1/3Hp 58 Rpm
7687 Baldor BM3543 Brake Motor 3/4 HP 1140 RPM 3PH
7688 Baldor VBM3546 BrakeMotor 1Hp 1725Rpm 3Ph
7691 Baldor 346549366261 Motor 0.56 KW 90VDC 1750 RPM
7691 Baldor 346549366261 Motor 0.56 KW 90VDC 1750 RPM
7691 Baldor 346549366261 Motor 0.56 KW 90VDC 1750 RPM
7693 Baldor CD5318 Motor 1Hp 1750 RPM 5A 180V FR: 56C
7693 Baldor CD5318 Motor 1Hp 1750 RPM 5A 180V FR: 56C
7693 Baldor CD5318 Motor 1Hp 1750 RPM 5A 180V FR: 56C
7701 Dayton 6MK78 AC Motor-Gearbox 0.16HP
7710 Girabau G176107 Spin Motor 4hp
7880 Toledo Scale D12646300A Main Board
7880 Toledo Scale D12646300A Main Board
7880 Toledo Scale D12646300A Main Board
8 pcs Altera EPM7064QC100-15 MAX 7000 CPLD 100-PQFP
80089 Martin 100E21H Sprocket #100 21T Bushing Series E
80199 GE CTTA150AH142XN Relay 36/48V 100A
80199 GE CTTA150AH142XN Relay 36/48V 100A
80199 GE CTTA150AH142XN Relay 36/48V 100A
8194 Baldor M3461 Motor 1/2 HP
8195 Baldor Motor 1 HP
8216 Tigear 17Q40L56 Reducer Size 17 40:1 Ratio
8218 Nord 90 L/4CUS Brake-Motor 2Hp
8218 Nord 90 L/4CUS Brake-Motor 2Hp
8218 Nord 90 L/4CUS Brake-Motor 2Hp
8221 Sterling Electric X30016FCA10 Motor 1Hp 3Ph
8229 Nord 35712702/50870070/82 Motor
8337 Lightnin MXR Gearbox 5:1 ratio 5/8 shaft
8413 GE 9T58K0051 Transformer 0.75kVA 1Ph 60Hz
8415 Siemens ED63B040 Circuit Breaker 3 Pole 40A
8509 SEW K47AD2/P Gearbox Ratio: 1:25.91
8510 Reliance P14G92437HA AC Motor 1Hp 1725Rpm 3Ph
8511 Century H851V1 AC Motor 3/4Hp 1725Rpm 3Ph
853-012500-002 ASSY EDGE SENSOR
8717 Stiebel Waldbroel 583352 Gearbox 14.02:1 Ratio
8726 Unimax KSB71TA Limit Switch 20A
9261 Tenor 455 Brake Module
9261 Tenor 455 Brake Module
9262 Potter & Brumfield CLB-51-70010 Relay - Time Delay
9262 Potter & Brumfield CLB-51-70010 Relay - Time Delay
9264 Dwyer VFA 9 BV Flow Meter 100psi max
9837 Crank Sprocket 1 Bore
AB 1492-AIFM8-F-5 8 Input Fusible Analog Interface Module NIB
AB 1492-AIFM8-F-5 8 Input Fusible Analog Interface Module NIB
ABB Contactor BC25C-Y SUPLUS
ABB Contactor BC25C-Y SUPLUS
ABB DSQC-239 YB560103-CH/10 REMOTE I/O BOARD DSQC239. NIB SURPLUS.
ABB DSQC-239 YB560103-CH/10 REMOTE I/O BOARD DSQC239. NIB SURPLUS.
ABB DSQC-239 YB560103-CH/10 REMOTE I/O BOARD DSQC239. NIB SURPLUS.
ABB PC-GF10 ? Emergency Stop Button UN
ABB T200 TRIP NO BOX
ABB T200 TRIP NO BOX
ABB TBI PH/ORP SENSOR AP301/21031121 Probe but
ABB TBI PH/ORP SENSOR AP301/21031121 Probe but
ABB TBI PH/ORP SENSOR TB557J2600F29 Probe but
ABB TBI PH/ORP SENSOR TB557J2600F29 Probe but
ACE SHOCK ABSORDER 2 INCH X 1 INCH STROKE LVA 1/8X1Z
ACE SHOCK ABSORDER 2 INCH X 1 INCH STROKE LVA 1/8X1Z
Acme Transformer Part # T-3-53316-3S PART # TP-53316-3S
ADALET CAT# XIHFCX-3
ADALET CAT# XIHFCX-3
ADEPT ROBOT PCB #10310-54040 MAKE OFFER
Agastat Time Delay Relay ND-12 28 VDC DC ND12
Agastat Time Delay Relay ND-12 28 VDC DC ND12
Agastat Time Delay Relay ND-12 28 VDC DC ND12
Agastat Timing Relay Model 70120F 1 to 10 Min --
Agastat Timing Relay Model 7012AH 3 to 30 Min --
AGM electronics DUal Isolator model TA 4000-5 4/20 MADC /
AGM electronics DUal Isolator model TA 4000-5 4/20 MADC /
AGM electronics Isolator model TA 4011-10 4/20 MADC /
AGM electronics Isolator model TA 4011-10 4/20 MADC /
AIRPAX K19203-D4 METER - ALT P/N 2503573-404 HONEYWELL IONICS -
AIRPAX K19203-D4 METER - ALT P/N 2503573-404 HONEYWELL IONICS -
AIRPAX K19203-D4 METER - ALT P/N 2503573-404 HONEYWELL IONICS -
Allen Bradley Style Overload Relay Bulletin 815 Type B4
Allen Bradley Style Overload Relay Bulletin 815 Type B4
ALLEN BRADLEY 100-A09NZ3 SER B
ALLEN BRADLEY 100-A09NZ3 SER B
Allen Bradley 1771-0A Output Module
ALLEN BRADLEY 1771-IB 12-24V DC Input Module
ALLEN BRADLEY 1771-IB 12-24V DC Input Module
Allen Bradley 193-B1J2 overload Relay 14-45A SMP2 no box
ALLEN BRADLEY 193-BSA90- USPP 193BSA90
ALLEN BRADLEY 193-BSA90- USPP 193BSA90
Allen Bradley 2 pole size 0 contactor 500F-AOD92 no box
ALLEN BRADLEY 2100 100 AMP DUAL TWIN BREAKER FEEDER MCC MCCB BUCKET STYLE #2
ALLEN BRADLEY 2100 SIZE 1 MOTOR STARTER 30 AMP BREAKER MCCB MCC BUCKET STYLE
ALLEN BRADLEY 2100 SIZE 1 MOTOR STARTER 7 AMP BREAKER MCCB MCC BUCKET STYLE
ALLEN BRADLEY 700-BRM200A1 AC RELAY
ALLEN BRADLEY 700-BRM200A1 AC RELAY
Allen Bradley 800T-H33A 800TH33A 1NC1NO Contacts VERSION
Allen Bradley 800T-H33A 800TH33A 1NC1NO Contacts VERSION
Allen Bradley 800T-J2A 800TJ2A 1NC 1NO Contacts VERSION
Allen Bradley 800T-J2A 800TJ2A 1NC 1NO Contacts VERSION
Allen Bradley 800T-J2B 800TJ2B 2NC 2NO Contacts VERSION
Allen Bradley 800T-J2B 800TJ2B 2NC 2NO Contacts VERSION
Allen Bradley 800T-J2C 800TJ2C VERSION
Allen Bradley 800T-J2C 800TJ2C VERSION
Allen Bradley 800T-J2C15 800TJ2C15 VERSION
Allen Bradley 800T-J2C15 800TJ2C15 VERSION
Allen Bradley 800T-J4A 800TJ4A 1NC 1NO Contacts VERSION
Allen Bradley 800T-J4A 800TJ4A 1NC 1NO Contacts VERSION
ALLEN BRADLEY 836-C6J PRESSURE SWITCH FREE SHIPPING
ALLEN BRADLEY 836-C6J PRESSURE SWITCH FREE SHIPPING
ALLEN BRADLEY 836-C6J PRESSURE SWITCH FREE SHIPPING
ALLEN BRADLEY 9300-RADM1--STYLE USPP 9300RADM1STYL
ALLEN BRADLEY 9300-RADM1--STYLE USPP 9300RADM1STYL
ALLEN BRADLEY 9300-RADM1--STYLE USPP 9300RADM1STYL
Allen Bradley Bulletin 700-TYPE-EXL Roller Assembly -Style X-160915
ALLEN BRADLEY SIZE 3 120VOLT COIL MODEL 73A86 FREE SHIPPING
ALLEN BRADLEY SIZE 3 120VOLT COIL MODEL 73A86 FREE SHIPPING
ALLEN BRADLEY SLC 500 INPUT MODULE 1746-IA16 SER C LABEL LOT OF 3 NO DOORS
ALLEN BRADLEY SLC 500 INPUT MODULE 1746-IB16 SER C LABEL LOT OF 2
ALLEN BRADLEY SLC 500 INPUT MODULE 1746-IV16 SER B LABEL LOT OF 3
ALLEN BRADLEY SLC 500 REMOTE I/O ADAPTER MODULE 1747-ASB LABEL
ALLEN-BRADLEY 1415-N52 THIRD OVERRLOAD RELAY KIT
ALLEN-BRADLEY 1497-N43 A CONTROL CIRCUIT TRANSFORMER A1 FROM
ALLEN-BRADLEY 1794-0A8 OUTPUT MODULE AB2
ALLEN-BRADLEY 1794-0A8 OUTPUT MODULE AB2
ALLEN-BRADLEY 42MTB-5000 SER. B PHOTOSWITCH TERMINAL BASE
ALLEN-BRADLEY 700-C1 RELAY CONTACT PACK OF 6 NIB FROM AB2
ALLEN-BRADLEY 700-C1 RELAY CONTACT PACK OF 6 NIB FROM AB2
ALLEN-BRADLEY 700-C2 RELAY CONTACT PACK OF 6 NIB FROM AB2
ALLEN-BRADLEY 700-C2 RELAY CONTACT PACK OF 6 NIB FROM AB2
ALLEN-BRADLEY 809S-AB010A1 AC Current Relay FREE USA Shipping
ALLEN-BRADLEY 809S-AB010A1 AC Current Relay FREE USA Shipping
ALLING-LANDER Gearbox Ratio 1:50 Duo Shaft 0.875 both side
Allis Chalmers 3ZA-4042-8AJ00 14-20 Amp Overload Relay Surplus
Altera EPF10K10QC208-3 EPLD 208-PQFP
ALTERA EPF10K200EGC599-3 FPGA PLD collectible cpu
Altera EPF10K50RC240-3 FLEX 10K FPGA 50K 240-RQFP
Altera EPF10K50VBC356-4 IC FLEX 10KV FPGA 50K 356-BGA
Altera EPF6016ATC144-1 IC FLEX 6000 144 pin TQFP 0 to 85°C
Altera EPF81188AQC240-2 FLEX 8000 PLD 240-PQFP
Altera EPF81188AQC240-2 FLEX 8000 PLD 240-RQFP
Altera EPM5128JC-1
Altera EPM5130QC-1 Windowless OTP Switch Matrix PLD
Altera EPM5192LC-1
Altera EPM7128EQC100-10 MAX 7000 CPLD 100-PQFP
Altera EPM7128EQC100-7 MAX 7000 CPLD 100-PQFP
Altera EPM7128SQC100-10 MAX 7000 CPLD 100-PQFP
Altera EPM7128SQC160-10 MAX 7000 CPLD 160-PQFP
Altera EPM7160ELC84-10 MAX 7000 CPLD 84-PLCC
Altera EPM7160EQI100-15 MAX 7000 CPLD 100-PQFP
Altera EPM7192EGC160-20 FPGA MAX 7000 EPLD 160 pin PGA
Altera EPM7256EQC160-12 MAX 7000 CPLD 160-PQFP
Altera EPM9320RC208-20 FPGA Max 9000 Device Family
Analog Milliohm Meter SHALLCROSS mod. 673-D/673D - school
Antique Industrial Metal Ashcroft USA Broken Gauge Pressure Meter Equipment
ANTIQUE WESTON INSTRUMENT VOLT METER WITH WOOD CASE 100 YEARS
ARO E212SD-120-A C9066 VALVE UN FROM . AB2
ARO E212SD-120-A C9066 VALVE UN FROM . AB2
ARO E212SD-120-A C9066 VALVE UN FROM . AB2
ASCO Red-Hat 8342C3 4-way 3/8 Solenoid valve --S
ASCO Red-Hat 8342C3 4-way 3/8 Solenoid valve --S
ASCO Red-Hat 8342C3 4-way 3/8 Solenoid valve --S
Asco Red-hat Solenoid Valve 8211D1 NNB
ASHCROFT METER - 1/4 LB SUBD - USA - AMP 8231 - 6X6X2 1/4 INCHES - METER
Balluff Micropulse Transducer BIW1-A310-M0100-P1-S115
Balogh CLC-81 Control Board surplus
Balogh CLC-81 Control Board surplus
Balogh CLC-81 Control Board surplus
Banner Input Module MB3-4 Bodine in box
Banner MQDC-815 Eurofast Cable 16 ft #57594 U8577-40
Banner UC-300FP Mini Beam Replacement Lens Assembly Replaces Style FF
BELL & GOSSETT REDUCING VALVE 110190 Model B-38 NOS
Bodine Motor KYC-22T5 2 RPM .85uF Cap included --
BOSCH PNEUMATIC ROTARY ACTUATOR 0822934204 FROM L1
BOSCH PNEUMATIC ROTARY ACTUATOR 0822934204 FROM L1
BOSCH PNEUMATIC ROTARY ACTUATOR 0822934204 FROM L1
BOSTON GEAR F72440B56 REDUCER RATIO 40:1
BOSTON GEAR F72440B56 REDUCER RATIO 40:1
BOSTON GEAR F72440B56 REDUCER RATIO 40:1
Bourns 80294-2006337001 ±5G 5000 Ohms Linear Accelerometer
Bourns 80294-2006337001 ±5G 5000 Ohms Linear Accelerometer
Bourns 80294-2006337001 ±5G 5000 Ohms Linear Accelerometer
BOX OF TEN BUSSMAN TRON KAX 50 FAST ACTING 250 VOLT FUSES
BOX OF TEN SHAWMUT AMP TRAP A25X50 250 VOLT FAST ACTING FUSES
Brand Dayton 2Z841A AC 5/8 split phase Gearmotor 1/15 HP 100 rpm
BRISTOL BABCOCK 3330 CPU Part# 392209-01-2 Part#: 392521-01-6
BRISTOL BABCOCK 3330 CPU Part# 392209-01-2 Part#: 392521-01-6
BRISTOL BABCOCK 3330 CPU Part# 392209-01-2 Part#: 392521-01-6
BROWNING TGC400 TGC 400 TORQUE GUARD OVERLOAD CLUTCH IN BOX
Bruel & Kjaer Banana Plugs Cable Testing 1.2 Meter
BURNS ENGINEERING 24737 M/N 14229-2
BUSSMANN KRP-C 601 High cap time delay /
CAMCO 902RDM16H32-270 / MSHV55741-9C INDEX DRIVE OF1 FROM
CAMCO 902RDM16H32-270 / MSHV55741-9C INDEX DRIVE OF1 FROM
CAMCO 902RDM16H32-270 / MSHV55741-9C INDEX DRIVE OF1 FROM
Carrier HK05YZ007 Pressure Transducer
Carrier HK05YZ007 Pressure Transducer
Carrier HK05YZ007 Pressure Transducer
Cat #K521 with Lakeshore S5601024J4PL Encoder
CHICAGO SAFETY PRODUCTS GAS RESET SWITCH RHGP-A 803112803
CLAIRE RELAY TYPE G PART# S G-8039 STK# R-17-R5899-43 /
Compumotor S83-135
Compumotor S83-135
Compumotor S83-135
Cooper/Bussmann 170M6758 500A 660V 3FKE/115 UR AR Surplus
Cramer Time Totalizer Minute Gauge TYPE636 FREE US Shipping
Cramer Time Totalizer Minute Gauge TYPE636 FREE US Shipping
CROUSE-HINDS APJ10487 ARKTITE 100-Amp 3 Wire 4 Pole PLUG
CRT Tube NOS 12 pin S 688
Culter Hammer 1323-1 Style Starter Coil 110 Volt
CUTLER HAMMER 10250T34-R- USPP 10250T34R
CUTLER HAMMER 10250T34-R- USPP 10250T34R
CUTLER HAMMER 10250T-34Y- USPP 10250T34Y
CUTLER HAMMER 10250T-34Y- USPP 10250T34Y
CUTLER HAMMER 10250TA7--STYLE NSFP 10250TA7STYLE
CUTLER HAMMER 10251H28A 600V LARGE COMPACT PUSH BUTTON ORANGE
CUTLER HAMMER 10251H28A 600V LARGE COMPACT PUSH BUTTON ORANGE
CUTLER HAMMER 6-16-2 SIZE 3 STARTER 120 V COIL FREE SHIPPING
CUTLER HAMMER 6-16-2 SIZE 3 STARTER 120 V COIL FREE SHIPPING
CUTLER HAMMER 6-16-2 SIZE 3 STARTER 120 V COIL FREE SHIPPING
CUTLER HAMMER 6-27-2 Size 5 3 Pole Contact Kit in Box
CUTLER HAMMER 6-27-2 Size 5 3 Pole Contact Kit in Box
CUTLER HAMMER 6-27-2 Size 5 3 Pole Contact Kit in Box
CUTLER HAMMER 6-27-2 Size 5 3 Pole Contact Kit No Box
CUTLER HAMMER 6-27-2 Size 5 3 Pole Contact Kit No Box
CUTLER HAMMER 6-27-2 Size 5 3 Pole Contact Kit No Box
Cutler Hammer 9-549-1 Magnet Coil Un
Cutler Hammer 9-549-1 Magnet Coil Un
Cutler Hammer 9-549-1 Magnet Coil Un
CUTLER HAMMER AC CURRENT RELAY D60LA0
Cutler Hammer coil 9-1518-2 120V NIB
Cutler Hammer coil 9-1590-2 120V NIB
Cutler Hammer Coontactor 9560H392B 30 A 600 V --
Cutler Hammer Coontactor 9560H392B 30 A 600 V --
CUTLER HAMMER D23MR005A TYPE M REALY WITH TIMER ATTACHED
CUTLER HAMMER D23MR005A TYPE M REALY WITH TIMER ATTACHED
CUTLER HAMMER W200M1CFC NEMA SIZE 1
CUTLER HAMMER W200M1CFC NEMA SIZE 1
CUTLER HAMMER W200M1CFC NEMA SIZE 1
Cutler-Hammer C361ST4 Door Interlock Kit
DAYTON 1/10 HP GEAR MOTOR 3M137B 115V AC UN FROM . D1
DAYTON 1/10 HP GEAR MOTOR 3M137B 115V AC UN FROM . D1
DAYTON 1/10 HP GEAR MOTOR 3M137B 115V AC UN FROM . D1
Dayton Strap On Hot Water Control 2E350
Dekabox DB62 Decade Resistor 1111110 Ohms
DETROIT SWITCH 222-10NB20-2223510 PRESSURE SWITCH
DEUBLIN ROTATING UNION 1106-000-008 in box
DEUTSCH RELAYS E410-1214
DEUTSCH RELAYS E410-1214
DEUTSCH RELAYS MS27743-24 E325-1033 MIL-SPEC
DEUTSCH RELAYS MS27743-24 E325-1033 MIL-SPEC
DIXI YDC 1 CNC 4000 PC BOARD NIB MAKE OFFER
Dremel Motor Speed Control w/Box Creative Power Tools /
Dremel Motor Speed Control w/Box Creative Power Tools /
Dynametron 971-3305-3 0-25DCA Analog Panel Meter
Eagle Signal MZ102A601 Accuflex Timer NIB
Eaton Distribution CC3150 150 AMP 3 POLE 240 VOLT BREAKER
Eaton/IDT 42-13920-02 CIO Board
Eaton/IDT 42-13920-02 CIO Board
Eaton/IDT 42-13920-02 CIO Board
Eaton/IDT 42-14010-00 CPP Board
Eaton/IDT 42-14010-00 CPP Board
Eaton/IDT 42-14010-00 CPP Board
Elan E-Stop safety switch
ELITE ENGINEERING CIRCUIT BOARD MB VERSION 1.0
ENDEVCO 2983M3 2983-M3 Insulated Mounting Adaptor
ENDEVCO 2983M3 2983-M3 Insulated Mounting Adaptor
ENIDINE SHOCK ABSORDER 1.5X2 INCH STROKE MF2491
Entrelec Terminal Blocks #14-#4 011512914 Qty Of 280
EUROTHERM TEMPERATURE CONTROLER 2408 FACE PLATE
EUROTHERM TEMPERATURE CONTROLER 2408 FACE PLATE
Extremely RARE Tube RCA 4635