PH266-01GK-C5

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描述

PH266-01GK-C5
  若不止一台变压器时,运行方式往往只允许1-2台接地运行,设计采用中性点零序电流继电器与经相邻变压器中性点零序电流继电器控制的零序电压继电器配合使用的变压器保护方案,保护回路设计先跳中性点不接地变压器,然后中性点跳直接接地的变压器,以防止不接地系统故障点的间歇性弧光过电压危及电气设备的安全。为避免全厂所有变压器全部被切的严重后果,保护时间应逐级配合,先断开母联或分断路器,再经零序电压元件跳开中心点不接地主变,最后经零序电流元件跳开中性点接地主变。对中性点有可能直接接地运行,也有可能不接地运行的主变,因失去接地中性点引起的电压升高,应装设相应的保护装置。在直接接地时用零序电流保护。在中性点不接地时用零序电压保护或装设放电间隙保护,放到间隙保护起到过电压保护的作用,当放电间隙被击穿形成零序电流通路时,利用接在放电间隙回路的零序电流保护,切除该变压器。变压器采用放电间隙保护,放电间隙装于变压器中性点与地线之间、有棒形、球形、角形等多种形式,实际安装中可以棒形用得最多,零序电压保护动作电压按发生单相接地故障时保护安装处可能出现最大零序电压整定。 对变压器高压侧中性点直接接地的自耦变压器和三绕组变压器采用零序过电流保护,取自变压器中性点的零序CT安装无方向零序保护,在主变两侧分别装上零序保护,了为满足选择性可增设零序方向元件。方向元件用各断路器侧CT的自产零序电流。主变中性点零序电流互感器的极性接线可以将中性点零序电流保护指向本侧母线或主变侧。采用断路器处的零序电流保护,和一般高中压侧方向指向各自的母线,但当中压侧不无源时,高压侧零序方向可指向主变。指向母线保护的范围以为断路器电流互感器安装处开始,需要与线路零序保护配合。指向主变变压器,需要主变压器另一侧出线的接地保护相配合。采用主变中性点处地零序电流保护,则保护范围比断路器处零序电流保护比要宽一些。小浪底目前运行的主变中性点零序电流保护无方向,这样的整定配合比较清晰方便,一是限制跳开母联断路器,二是限制跳开本侧开关。

产品承诺:
保 证 全新原装进口,
保 证 安全准时发货,
保 证售后服务质量,
优势价格,大量现货。

主营DCS系统配件
机器人系统配件
大型伺服系统配件
品牌:ABB   ,AB  ,GE,FOXBORO,本特利,英维思,伍德沃德,西屋,瑞恩,施耐德,西门子,摩托罗拉,安川。力士乐。ACSO,横河等进口品牌。 专业销售进口DCS  PLC系统备件模块
Triconex Siemens Yaskawa ABB GE Ovation AB Foxboro Motorola Schneider XYCOM KUKA
  专业销售进口DCS  PLC系统备件模块 15天包退换 一年质保 大量现货  国内实力库存商家

Square D – DJA34400E53 3p 400a I-Line LSI NEW TAKEOUT

Digitrip 3001 Cutler Hammer 66D2005G11 DT3001 New

ISSC Honeywell 621 I/O System Complete 621-9934C + ++

BHRC10586NW Receptacle 100A 3ph 4W5P Crouse Hinds 480V

Sick Light Curtain Set AGSE 600-1211 AGSS 600-1111 New

Westinghouse Accutrol 200 40HP 480v VFD DRIVE used

Cincinnati Electrosystems 3045 Operator Interface 5004D

Reliance Rectifier Stack 86466-74RD 230/460V Maxpak

ISSC Honeywell Complete Processor IPC 620-15 620-1537

Arktite Cooper DBR56731 Receptacle Enclosure NOS New

Rosemount Pressure Transmitter 3051S* w/ Flowmeter K5Q4

Rosemount Pressure Transmitter 3051S* w/ Flowmeter B4K5

Rosemount Pressure Transmitter 3051S* w/ Flowmeter 1AK5

Weiss Lenze Frequency Inverter EF3003A 8200 Vector New

ABB DSQC 3HAA3563-AGA/2 Rectifier Module

Appleton AR40034 Receptacle Powertite 400amp 3w4p New

ASCO X8018A4 Explosion Proof Solenoid Valve 125VDC 230W

Computer Cooling Air Conditioner IQ1800VS Ice Qube 120V

VSQ3034 Killark Receptacle 30A 600VAC 20Hp 3W4P Haz Loc

Yaskawa Encoder AC Servo Motor SGMGH-20DCA61 400V 1500R

Custom Servo Motors Servo Drive MPA-07-CLAMP 80-260VAC

Schneider Lexium MHDA1004N00 17 Series Servo Drive New

Honeywell PIC ST3000 Smart Transmitter + Acces. New

SEL Schwietzer SEL-31B Protection Automation System NOS

Russellstoll Plug JPS2034H 200amp 250/600Vac Industrial

Liebert Interceptor Surge Suppression S120N111-01 120V

SY/MAX Square D Programmer 8010 SPR-300 K Terminal

Chromalox Air Duct Heater APH-010 480V 10KW 3ph NOS New

Russellstoll 3144 Receptacle 200Amp 480VAC 250Vac/dc

Toshiba Tosvert-130G3+ Transistor Inverter IGBT VFD New

Siemens 6ES5923-3UA11 Programmable CPU Module,NIB

Ciena Networking Card WDM Receiver PM 2.5G RCVR-1

Toshiba Tosvert-130G2+2​010 Transistor Inverter VFD IGBT

Analog Input Module IPONI 8793C36G01 Eaton NOS New

Rosemount Temperature Probe 0078* 0078P25C30B200F​62E5

Reliance Resistor Braking Module 3575 M3575TH15 NOS New

GE Micro VersaTrip Neutral Sensor TSVG508B 300/800A New

JCS2034E Russellstoll Receptacle 200A 250DC 600AC

Moore Circuit Board Link Face 15853-1-8 New

IBS-PLC5-DSC/I-​T (IBS PLC5 DSC/I-T) Phoenix InterBus

MMK-HI-SS3NTI Surge Supressor Northern Technologies NOS

Adams Otis Elevator Repair Parts Brushes Contacts + Lot

Square D powerlogic product interface 3050 PIF-3

Receptacle 4234BC Russellstoll 30A 480VAC Haz.Duty NOS

Toshiba Tosvert-130G2+4​055 VFD I:460VAC O:.1-80/400Hz

ABB Robotics Cable Assy. 3E 032185 Vert. Arm Extend 2@

Cutler Hammer A0CH6H2493 CPSH2480DESG 480D VAC 3Ph 3W

Astrosystems AstroPLX150 AC30-2 NOS New + manual

Astrosystems AstroSyn180 AS36-1 NOS New + manual

Bray Controls Valve 91-1185-21330-5​32 140 max PSI NOS

Reliance Electric 57C411 resolver input module 57411-2E

ABB SACE PR112/P-A AC Trip Unit Overcurrent release NOS

GE Protective Capacitor 9L18BBB301 0-650VAC 3po thyrite

GE Protective Capacitor 9L15BCC003 0-650VAC 3po Thyrite

KE6A15-W ABB Changeable Withdraw 1SDA048827R1 NOS New

Honeywell Protectorelay Control RA890G1288 Rebuilt CAPP

Kollmorgen Goldline XT MT322A1-R2D1 Servomotor400/4​80V

Joslyn Clark Motor Relay 5DP7-7030-11 75A 500VDC New

GE Fuji Motor Drive AF-300E$ 6KAF34001E$A1 New

Honeywell ST3000 Smart Transmitter w/manual NOS New

AuCom IMS2 Digital Soft Motor Starter 10/20/25Hp NOS

Siemens EPROM ES5525-3UA21 Processor Module

BEI Encoder H25D-F62-SS-360​BCD-7272-SM14/1​9-S New

IQ Data Plus II Westinghouse 2D78522 w/ Power Supply

Reliance Yamacs Synchronous Rectifier SS4415 AC DC New

Opcon Photoelectric Eye Unit 1141D-6501 NOS

AIC TSM27H-30A20-1 Stainless Steel 850W 120V NOS New

Parametrics Probe 301738 PR New NOS

Modicon Power Supply Module AS-B864-001 24VDC P802

Siemens Simatic S5 6E55923-3UA11 Module for PC612

Russellstoll 3348 Plug Industrial 200A 250Vac/dc 4pin

Cutler Hammer Shunt Trip Kit 110/127V 2A11791G01 MST1

Current Transformer 210R-302 3000:5 Square D NOS

Killark RW64C Receptacle 20Amp 3ph 3W 4P 600V Hubbell

Reliance M3675T-H15 Snubber Braking Module for AC drive

Square D HDA36040 3p 600v 40a NEW I-Line PowerPact

3448 Receptacle Russellstoll 200Amp 480VAC/250VAC-D​C

Siemens Simatic Central Interface Module 6ES5300-3AB11

Simatic S5 Siemens 6ES5 455-4UA11 Output Module New

Siemens 6ES5456-4UB12 Digital Output Module NOS

Boston Gear Ratiotrol AC Inverter ACEKL-460V-3P-3​HP New

ST3000 Smart Transmitter Honeywell YSTR12D + PIC W29A2

Omron Output Module C500-OD415CN

DL50 DataLiner Allen Bradley Processor Board 7712881103

Current Transformer 203R-162 1600:5 Square D NOS

Toshiba S5 VFS5-5040UPH Transistor Inverter VFD 3hp NOS

Reliance Heat Sink Thyrister Assembly 78177 1Y

Moore Site Programmable Alarm SPA HLPRG 2PRG/U New

Edwards Adaptabeacon 107DV2CRINHA-N5 120V Industrial

Reliance Rectifier Stack 0-86466060S assy of 0-51378-19

Receptacle Russellstoll DP35CK 30A 600A 50-400Hz T&B

Westinghouse 591C651G02 contact for DS-206 NOS

TECO Speecon 7210Q Q4-0150-314 Variable Speed AC Drive

Honeywell Processor Module 620-1537

Siemens Sonar-Bero Proximity Sensor 3RG6114-3BF00 New

Watlow Process Series 942 Panel Meter 942A-4FD2-D000

ASCO Explosion Proof Solenoid Valve 2063816G 125VDC New

GEC Alsthom KCGG14001D15EEA​Z Overvoltage Relay Module

3020-ECM-RM Square D Ethernet Circuit Monitor 90/264V

Reliance 0-55325-81 circuit board NEW 802289-15A NOS

Reliance 0-57409-D PLC Analog Input Module NOS New

Russellstoll 3348 Plug Industrial 200A 250Vac/dc 4pin

OPTOFENCE STI OF4148-2FB2 48″ w/ Controller +Manual New

Russellstoll Plug JPS2034H 200amp 250/600Vac Industrial

Akron Electric XJIHG1 Gas Transmitter Junction Box 3@

3RG6014-3AC00 Siemens Bero Sonar Sensor 20 30VDC New

EFSC2524J1 M83 Lock-Out Stop Switch Haz Location 125V

KIllark VPR10457 Receptacle 100A 4W4P 250DC 600AC

8903LO60V02 6 Pole Lighting Contactor Square D 120Vac

Industrial Motor Contact Kit 289-707 s/n 903639 NOS

Moore Circuit Board Link Module 1585318

Siemens Simatic 6ES5525-3UA11 Communication Module New

DF1516FRAB Russellstoll Receptacle 100A 3ph 120/208Vac

AEG Schneider TSX Qantum 140DRA84000 Relay Out 16×1 NOS

Siemens Simatic S5-110 6ES5 405-7AB11 E/I Module NOS

Siemens Communication Module 6ES5535-3LB12

Siemens Circuit Board A1-108-100-511 ISQ6

Siemens Module 6ES5530-3LA12 Simatic module

Switchmode 240 Power Rectifier Tyco 596B4 Out 24VDC

Flow Monitor SW118* E-T-A (ETA) Flow Vision 115Vac New

Sy/Max Square D Class 80030 Type CRM565 8030CRM565

Reliance AC/DC Convertor 837.71.01.A 440/500 VAC

Scientific Columbus XL31K5A2 Transducer Exceltronic NOS

Siemens Allis Module PC Board 6DC5003-BAC Simadyn NOS

Watlow Process Control Module 988A-20CE-ASGR New

Watlow Process Control Module Meter 942A-4DD2-D000

8903LO60V02 6 Pole Lighting Contactor Square D 120Vac

APJ-6455 Plug + AR-641 Receptacle 60A 4W4P 600AC 250DC

Honeywell Microswitch FE-MLS7A 1011 Photoelectric

RKC Instrument H-AO-A-5555 HAOA5555 Controller Module

Honeywell FF-SR259802 safety module din rail mounted

Turck Ni60-K90 SR-BZ3X new 20-250 VAC

Modicon AEG PC-0984-680 Control Module 115/220VAC w/key

Micro-Link Romaid 2708 512-900 Programmer Simulator NOS

Omron Sysmac CV500-II201 Programmable Controller Module

GE General Electric coil 3027744 vintage NOS New

Hubbell Power Coil Resistor 82A .209 New

Mistic Controller OPTO 22 Mod. 200 I/O Unit New

Reliance 812.53.00DQZ Panduit 101-932-053 24VDC input

RAD-ISM-900-TX Spectrum Transmitter Phoenix Contact

2801-YFX A Machine Vision Camera Body AB Recon.

5S1F Transformer Pr:480/240 Sec:240/120 5KVA Square D

Endress Hauser Fluitector DTI 120 24V-240VAC 24VDC NEW

II-VI Laser Lens 1 3/8″ 3 1/2″ Brass Casing New NOS

Schaffner Power Supply FS4874-100-35 480VAC 100A New

Tosvert-130G2+ Transistor Inverter VFD .75hp AC NOS New

ASCO Under Voltage Monitor 3ph 214A293 120/208V NOS New

Killark KPJ-604 Receptacle + Base 115/230/460V 3ph 60A

DS1516FRAB Russellstoll Receptacle 100A 3ph 120/208Vac

Sprecher + Schuh Industrial Motor Control Starter New

Honeywell ST3000 Smart Transmitter NOS

SafeTnet Gas Monitor Type 100 Thermo GasTech

Appleton belt Alignment Switch AFA-20 SPDT 20A 120 480V

2608D25G01 Current Sensor MTR-1015-13 1200:.1 New

2608D25G02 Current Sensor MTR-1015-02 1600:.1 New

Reliance DutyMaster Motor P56H5040R-JF 1/3hp 208/230V

ABB Robotics Elmo Servo Motor PS130/6-50-P Sweden

CH Cutler Hammer KD Support Block 1482D11G04 3pole New

Phoenix Contact InterbBus-S IBSIPCDI3/24-F-​V3 24VDC Hub

Sine Filter BlockUSA SFB400/4 3ph LC 0-440/0-520V New

Namco EA180 31302 M Snap Lock Control Limit Switch,NIB

Compumotor Dynaserv SR5070B62 DD Servo Actuator 230VAC

96MPR03M Furnas 96M CPU Module Ser A NOS

3134-72 Russellstoll Receptacle 100A 480VAC 250VAC/DC

Scientific Columbus XL3-1K5-A2 CL31K5A2 transducer NEW

TSVG812A Micro Versa Trip GE Neutral Current Sensor NOS

96MRK04 Furnas 96M Modular 4 slot rack ( 45C-911 ) NOS

ABB Robotics Flexible Resistor w/fan 3HAB2844-1/2 New

Mitsubishi Melsec programmable controller AI61 NOS New

ASCO EV8316G382V 3way Air Piloted Spring Return Valve

GE EPM5300P Multifunction Power Monitor PL53002A0B* New

Honeywell ST3000 Pressure Transmitter STG941 NOS New

140R-302 Current Transformer 3000:5 Square D 600V NOS

6ES7153-2AA02-0​XB0 Siemens Simatic S7 Module 24VDC

Ground Fault Monitor Superintend VRE-80US NOS

Micron Transformer G003K1HF1A03 208 120/240V 3KVA New

Siemens Simatic TI315 DA CPU In:24VDC 315 Series

Current Transformer 120R-402 4000:5 Square D NOS

Sterlco M3 M3/RT1 Temperature Control Module

Telemecanique VC5GU Main Switch in IP55 Enclosure 100A

Reversing Contactor 3RR0T2602AK6 3RT1026-1A ganged New

Watlow Panel Process Display 945A-2DA2-A000 Series 945

Red Lion Intelligent Meter IMD23107 IMD2 Series NOS

Sy/Max 8030 CRM21 Interface Module 30608-504-50

PLC模块,可编程控制器,CPU模块,IO模块,AI模块,通讯模块。AB/施耐德/ABB/GE/本特利/西屋/英维斯/霍尼韦尔/黑马/FU克斯波罗

15天包退换 一年质保 大量现货  国内实力库存商家


选择深圳长欣,选择放心,售后无忧大量现货,当天顺丰发货!
主营:本特利,英维思,伍德沃德,福克斯波罗、西屋、瑞恩、施耐德莫迪康、ABB、AB、西门子、摩托罗拉、GE发那科、安川、博世力士乐,ACSO,力士乐等各大品牌的DCS系统配件,机器人系统配件,大型伺服系统备件。

先介绍几点经验。
1、先通读一遍“系统手册”(不管能不能看懂,先了解个大概,以便学习编程时查找);
2、由位控逻辑入手,逐渐增加定时、计数等条件,把或、与、非关系理顺;
3、进而练习整数运算、实数运算、类型转换;
4、量程转换、PID调节回路的建立及P、I、D参数的理解(最好是有个物理回路验证,比如变频器+电机+测速传感器);
5、循环、顺序、跳转等程序控制(尽量避免跳转,非跳不可时也是跳的越近越好);
6、中断、通讯、位置控制....

本人以ABB工业机器人配件DSQC系列和Motorola MVME系列,GE 卡件 模块 驱动器系列为主攻。各位电工朋友可根据自己的条件选择适合自己的PLC品牌,由于PLC的基本框架大同小异,学会一种至于其它的学习起来也就简单了。