描述
国内大多数继电器负载能力,只标最大纯阻性负载,这给用户在选择继电器负载时,产生二种误解,导致选型失误。误解之一是:用户实用的往往不是纯阻负载,而是感性的、灯的、电机的或容性的负载,负载大小等同或接近于阻性负载;误解之二是:负载可以从低电平到额定负载,均能适应。应该指出,能可靠转换10A阻性负载的继电器,不可转换10A的感性负载,不一定能可靠转换10mA的负载。因为不同性质负载条件下的电接触失效机理是截然不同的。应该强调,触点故障是继电器失效的主要原因。正确理解触点在不同负载类型、不同负载大小条件的电接触特性、失效现象及失效机理,统一制造方与用户的认识,对提高继电器工作的可靠性,尤为重要。制造厂应改进触点负载的标识、内容,对不同负载类型应分别标注
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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。
Rexroth Hydraulic Electric Relief Valve NEW DB20B2
Rexroth Hydraulic vane pump 1PV2V4 27/80 16 M16 OA1
Enlarge
New Rexroth Indramat MKD090B Servomotor
REXROTH PPV 202SR V110L HYDRAULIC UNIT ,USED
Rexroth ZDRE VP2 proportional pressure reducing valve
Rexroth 4WRE E16-11/24Z4/M T60098 proportional valve
Rexroth 4WRE E32-11/24Z4/M 485172/1 proportional valve
Rexroth Indramat Motor ADF104B-B05TA1-BS00-A2N1
Rexroth Caterpillar A10V28 RH Hydraulic Rotary Group
REXROTH HYDRAULIC PISTON PUMP A10V0140
Bosch Rexroth R 480 208 879 valve valvedriver VDS CD01
Rexroth hydraulic Pump PVV1 63160
REXROTH MODEL 3460321022 MEASURING PLATE NEW!!!
Bosch Rexroth MTC-P01 CNC module FWA-MTCP01 Mannesmann
Rexroth Indramat RMK12.2-IBS-BKL NEW RMK122IBSBKL
REXROTH CYLINDER 6 X 30
MANNESMANN REXROTH VT11076-21 NSPP VT1107621
REXROTH H160CA-50X36-ME5-V-PU-PU-4-G-250-S-A-1 NSPP H16
REXROTH PUMP SERVO VALVE, 01-45-2097-1
RexRoth Indramat ECO Drive DKC03.3-040-7-FW w/ ProfiBus
REXROTH VT 5008 PROP AMPLIFIER NEW
REXROTH H160CA-63X28-MT4-N-PU-PU-4-G-365-S-A-33-RF1 NSP
REXROTH VT5035-1X/SO43A-1631 NSFP VT50351XSO43A163
Rexroth Handheld Remote Unit P/N 3622501000
Expedited shipping available
NEW REXROTH DBEM 10-51/315YG24K4M VALVE MNR: R900547401
Expedited shipping available
REXROTH R911295613 BOARD NEW R911295613
REXROTH BOSCH TERMINAL VALVE SYSTEM HF 03 02 low price
REXROTH MHD071B-061-PP0-UN
NEW REXROTH VT5041-25/1 AMPLIFIER CARD VT5041
Rexroth Pow Supply # 0 608 830 206 / SB301 0608830206
Indramat Rexroth DEA4.1 Input/Output Module dea04.1
Bosch Rexroth Directional Control Valve 9810232070 321
Bosch Rexroth Indramat Power Line Filter NFE02.1-230
Rexroth Hydraulic Directional Valve
NEW Rexroth Indracontrol L40 CML40.1-NP-220-NA-NNNN-NW
REXROTH LINEAR ACTUATOR No. R036050000 (592 mm) NEW
Rexroth Amplifier Card DPR-10 Rebuilt
New Rexroth VT5006 Amplifier Card VT-5006 NIB Warranty
R902087015 THROUGH DRIVE ASSEMBLY K04 BOSCH REXROTH
Rexroth IndraDrive M KCU01.2N-SE-SE*-025-NN-S-NN-NW
Expedited shipping available
REXROTH 1070084618-304 USPP 1070084618304
Rexroth Hydraulic Pump New PV6V3-21/40R8MC100A1/5
MANNESMANN REXROTH VT11076-21 USPP VT1107621
REXROTH DPC1 USPP DPC1
Rexroth 5HP 5 GPM Hydraulic Power Unit
Mannesmann Rexroth VT1600S31/1 Engl. Servo Amplifier
REXROTH 0-608-701-002 USPP 0608701002
REXROTH R978714154 NSPP R978714154
REXROTH IndraControl VCP-20.1BUN.768PB-NN-PW
REXROTH 0-608-830-158 USPP 0608830158
REXROTH INDRAMAT SERVO MOTOR MKD090B-035-KP1-KN used
One-day shipping available
REXROTH TYPE P ROTAIR CONTROL VALVE 8P-1S P55556-3
Siemens RexRoth Motor Pump Combo 1LA5090-4AA91 _E9F58
Mannesmann Rexroth Servo Controller Card VT5006-17 !NEW
Ford Tractor Hydraulic Valve AG4755-0-1-31 by Rexroth
Rexroth Indramat MHD041B-144-PPO-UN – Servo Motor
REXROTH 0-608-750-056 USPP 0608750056
ME5-HH-C REXROTH PC-C-186014
One-day shipping available
MP1-HH-C REXROTH PC-C-182255
One-day shipping available
MANNESMANN REXROTH 160140 NSFP 160140