力士樂EC電機(jī)0608701018,德國REXROTH電機(jī),EC馬達(dá),上海韋米機(jī)電設(shè)備有限公司供應(yīng)產(chǎn)品,原廠原裝,拒絕高仿假貨,買的安心,用的放心;多渠道供應(yīng),價格優(yōu)惠,常用產(chǎn)品現(xiàn)貨供應(yīng);歡迎詢價采購
EC電機(jī)bai是三相交流永磁同步電機(jī)。EC 電機(jī)電源為直流電源、內(nèi)置直流變交流(通過六個逆變模塊)、采用轉(zhuǎn)子位置反饋、三相交流、永磁、同步電機(jī)。
EC電機(jī)為內(nèi)置智能控制模塊的直流無刷式免維護(hù)型電機(jī),自帶RS485輸出接口、0-10V傳感器輸出接口、4-20mA調(diào)速開關(guān)輸出接口、報(bào)警裝置輸出接口及主從信號輸出接口。該產(chǎn)品具有高智能、高節(jié)能、高效率、壽命長、振動小、噪聲低以及可連續(xù)不間斷工作等特點(diǎn)。
無刷直流電機(jī)由于省去了勵磁用的集電環(huán)和電刷,在結(jié)構(gòu)上大大簡化。同時不但改善了電機(jī)的工藝性,而且電機(jī)運(yùn)行的機(jī)械可靠性大為增強(qiáng),壽命增加。
同時氣隙磁密可大大提高,電機(jī)指標(biāo)可實(shí)現(xiàn)*佳設(shè)計(jì),其直接效果就是電機(jī)體積縮小,重量減輕。不僅如此,較其它電機(jī)而言,還具有非常優(yōu)異的控制性能。這是因?yàn)椋浩湟唬捎谟来挪牧系母咝阅芏闺姍C(jī)的力矩常數(shù)、轉(zhuǎn)矩慣量比、功率密度等大大提高。通過合理設(shè)計(jì)又能使轉(zhuǎn)動慣量、電氣及機(jī)械時間常數(shù)等指標(biāo)大大降低,作為伺服控制性能的主要指標(biāo)有了很大改善。其二,現(xiàn)代永磁磁路的設(shè)計(jì)已較完善,加上永磁材料的矯頑力高,因而永磁電機(jī)的抗電樞反應(yīng)及其抗去磁的能力大大加強(qiáng),電機(jī)的控制參量隨外部擾動影響大大減小。其三,由于用永磁體取代了電勵磁,減少了勵磁繞組及勵磁磁場的設(shè)計(jì),因而減少了勵磁磁通、勵磁繞組電感、勵磁電流等諸多參數(shù),從而直接減少了可控變量或參量。綜合以上各因素可以說永磁電機(jī)具有優(yōu)異的可控性。
無刷直流電動機(jī)需要矩形波電流,逆變器持續(xù)運(yùn)行時的電流額定值指的就是這個矩形波的峰值。感應(yīng)電機(jī)需要正弦波電流,逆變器持續(xù)運(yùn)行時的電流額定值一般指的是這個正弦波的有效值。為保持逆變器對電動機(jī)電流的控制能力,逆變器直流電壓與電動機(jī)感應(yīng)電動勢間應(yīng)有足夠的差值。因此無刷直流電動機(jī)梯形波感應(yīng)電動勢和感應(yīng)電動機(jī)正弦波感應(yīng)電動勢可以達(dá)到的峰值都受到逆變器直流電壓的限制。在這種情況下,若假定無刷直流電動機(jī)和感應(yīng)電動機(jī)電流的峰值相等,則前者功率輸出要比后者高出33%,也就是說,同一臺整流器/逆變器可以驅(qū)動比感應(yīng)電機(jī)輸出功率高出33%的無刷直流電動機(jī)。
無刷直流電動機(jī)是采用半導(dǎo)體開關(guān)器件來實(shí)現(xiàn)電子換向的,即用電子開關(guān)器件代替?zhèn)鹘y(tǒng)的接觸式換向器和電刷。它具有可靠性高、無換向火花、機(jī)械噪聲低等優(yōu)點(diǎn),廣泛應(yīng)用于高檔錄音座、錄像機(jī)、電子儀器及自動化辦公設(shè)備中。
無刷直流電動機(jī)由永磁體轉(zhuǎn)子、多極繞組定子、位置傳感器等組成。位置傳感按轉(zhuǎn)子位置的變化,沿著一定次序?qū)Χㄗ永@組的電流進(jìn)行換流(即檢測轉(zhuǎn)子磁極相對定子繞組的位置,并在確定的位置處產(chǎn)生位置傳感信號,經(jīng)信號轉(zhuǎn)換電路處理后去控制功率開關(guān)電路,按一定的邏輯關(guān)系進(jìn)行繞組電流切換)。定子繞組的工作電壓由位置傳感器輸出控制的電子開關(guān)電路提供。
力士樂EC電機(jī)0608701018
0608701018 SERVOMOTOR EC304 SZ4
0608750110 SUPPLY MODULE VM350
0608843007 ACCESS POINT NX-ACCESS
0608810050 ADAPTER ESOA025 E SZ3
0608843021 ADAPTER MODULE NX-A3
0608810032 ANGLE HEAD .
0608810034 ANGLE HEAD .
0608810006 ANGLE HEAD .
0608810004 ANGLE HEAD .
0608810005 ANGLE HEAD .
0608810010 ANGLE HEAD 3 W 7
0608810011 ANGLE HEAD 3 W 8
0608843023 ANGLE HEAD NXAH030
0608843022 ANGLE HEAD NXAH11-15
0608843024 ANGLE HEAD NXAH50-65
0608841008 ANGLE SCREWDRIVER ECH28
0608841010 ANGLE SCREWDRIVER ECH37
0608841009 ANGLE SCREWDRIVER ECH37-MG
0608840015 ANGLE SCREWDRIVER IW 12-2
0608840016 ANGLE SCREWDRIVER IW 12-3
0608840023 ANGLE SCREWDRIVER IW 190-1
0608840017 ANGLE SCREWDRIVER IW 25-1
0608840018 ANGLE SCREWDRIVER IW 25-2
0608830033 ASSEMBLY MOUNTING BT12
0608830035 ASSEMBLY MOUNTING BT16
0608830030 ASSEMBLY MOUNTING BT2.2
0608830029 ASSEMBLY MOUNTING BT4
0608830032 ASSEMBLY MOUNTING BT4.4
0608830031 ASSEMBLY MOUNTING BT8
0608830036 ASSEMBLY MOUNTING BT8.8
0608830034 ASSEMBLY MOUNTING FAMOOSER BT6
0608843009 AUXILIARY HANDLE NXPH
0608843019 BATTERY PACK NX-BP2-36V
0608840019 ANGLE SCREWDRIVER IW 35-1
0608840020 ANGLE SCREWDRIVER IW 35-2
0608840013 ANGLE SCREWDRIVER IW 5-2
0608840014 ANGLE SCREWDRIVER IW 5-3
0608840034 ANGLE SCREWDRIVER IW 50-1
0608840035 ANGLE SCREWDRIVER IW 50-2
0608840021 ANGLE SCREWDRIVER IW 80-1
0608840022 ANGLE SCREWDRIVER IW 80-2
0608830127 ASSEMBLY MOUNTING BSE 19 ZOLL
0608830140 ASSEMBLY MOUNTING BSE220
0608830171 CABLE ML036 SENSOR MOTOR
0608830222 CABLE ML046 SENSOR MOTOR
0608843002 CHARGER NX-BC36V
0608841087 HANDHELD NUTRUNNER CC-ESA030S 6-30NM
0608841088 HANDHELD NUTRUNNER CC-ESA040S 8-40NM
0608841092 HANDHELD NUTRUNNER CC-ESA100S 20-100NM
0608841089 HANDHELD NUTRUNNER CC-ESM012QD 2.4-12
0608841094 HANDHELD NUTRUNNER CC-ESM025HT 5-25NM
0608841015 HANDHELD NUTRUNNER ECH012
0608841012 HANDHELD NUTRUNNER ECH57-OHNE ME
0608841028 HANDHELD NUTRUNNER ESA005G 1-5NM
0608841224 HANDHELD NUTRUNNER ESA005G-G 1-5NM
0608841018 HANDHELD NUTRUNNER ESA005S 1-5NM
0608830264 COMMUNICAT.MODUL KE350
0608830265 COMMUNICAT.MODUL KE350G IL
0608830051 CONTROL UNIT SE 100
0608830116 CONTROL UNIT SE 200 DIGITAL MIT MB
0608841209 HANDHELD NUTRUNNER ESA065S-G 13-65NM
0608841230 HANDHELD NUTRUNNER ESA075G-G 15-75NM
0608841210 HANDHELD NUTRUNNER ESA075S-G 15-75NM
0608841211 HANDHELD NUTRUNNER ESA100S-G 20-100NM
0608841212 HANDHELD NUTRUNNER ESA150S-G 30-150NM
0608841213 HANDHELD NUTRUNNER ESA220S-G 44-220NM
0608841043 HANDHELD NUTRUNNER ESM012QD 2.4-12NM
0608841255 HANDHELD NUTRUNNER ESM012QD-G 2.4-12NM
0608841042 HANDHELD NUTRUNNER ESM012SD 2.4-12NM
0608841254 HANDHELD NUTRUNNER ESM012SD-G 2.4-12NM
0608830128 CONTROL UNIT SE200R
0608830262 CONTROL UNIT SE352
0608841204 HANDHELD NUTRUNNER ESA005S-G 1-5NM
0608841225 HANDHELD NUTRUNNER ESA013G-G 1-13NM
0608841205 HANDHELD NUTRUNNER ESA013S-G 1-13NM
0608841226 HANDHELD NUTRUNNER ESA030G-G 6-30NM
0608841206 HANDHELD NUTRUNNER ESA030S-G 6-30NM
0608841227 HANDHELD NUTRUNNER ESA040G-G 8-40NM
0608841207 HANDHELD NUTRUNNER ESA040S-G 8-40NM
0608841228 HANDHELD NUTRUNNER ESA056G-G 11-56NM
0608841208 HANDHELD NUTRUNNER ESA056S-G 11-56NM
0608841229 HANDHELD NUTRUNNER ESA065G-G 13-65NM
0608841045 HANDHELD NUTRUNNER ESM025HT 5-25NM
0608841257 HANDHELD NUTRUNNER ESM025HT-G 5-25NM
0608841044 HANDHELD NUTRUNNER ESM025SD 5-25NM
0608841256 HANDHELD NUTRUNNER ESM025SD-G 5-25NM
0608841046 HANDHELD NUTRUNNER ESM035SD 7-35NM
0608841258 HANDHELD NUTRUNNER ESM035SD-G 7-35NM
0608841245 HANDHELD NUTRUNNER ESV025-G 5-25NM
0608842011 HANDHELD NUTRUNNER NXA011S 3-11NM
0608842012 HANDHELD NUTRUNNER NXA011S-B 3-11NM
0608842001 HANDHELD NUTRUNNER NXA015S 3-15NM
0608843018 HOLDING DEVICE NX-HD
0608830039 INTERFACE MODULE IB3
0608830259 INTERFACE MODULE IM24V
0608830267 INTERFACE MODULE IMDEV
0608830302 INTERFACE MODULE IMECAT
0608830271 INTERFACE MODULE IMENIP
0608830273 INTERFACE MODULE IMMTCP
0608800638 REDUCTION GEAR .
0608800547 REDUCTION GEAR .
0608800508 REDUCTION GEAR .
0608800583 REDUCTION GEAR .
0608800506 REDUCTION GEAR .
0608800606 REDUCTION GEAR .
0608800618 REDUCTION GEAR .
0608800509 REDUCTION GEAR .
0608800544 REDUCTION GEAR .
0608800601 REDUCTION GEAR .
0608800500 REDUCTION GEAR VNK 1B 156
0608800513 REDUCTION GEAR VNK 1B 191
0608800514 REDUCTION GEAR VNK 1C 191
0608800517 REDUCTION GEAR VNK 1C 226
0608800507 REDUCTION GEAR VNK 2A 181
0608800527 REDUCTION GEAR VNK 2A 216
0608800530 REDUCTION GEAR VNK 2A 251
0608800504 REDUCTION GEAR VNK 2B 181
0608800528 REDUCTION GEAR VNK 2B 216
0608800531 REDUCTION GEAR VNK 2B 251
0608800505 REDUCTION GEAR VNK 2C 181
0608800529 REDUCTION GEAR VNK 2C 216
0608800532 REDUCTION GEAR VNK 2C 251
0608800518 REDUCTION GEAR VNL 1A 226
0608800521 REDUCTION GEAR VNL 1A 260
0608800524 REDUCTION GEAR VNL 1A 294
0608800519 REDUCTION GEAR VNL 1B 226
0608800522 REDUCTION GEAR VNL 1B 260
0608800525 REDUCTION GEAR VNL 1B 294
0608800520 REDUCTION GEAR VNL 1C 226
0608843029 PROTECTIVE SLEEVE NXP-PC
0608843012 PROTECTIVE SLEEVE NXPP012 HIGH-VOLTAGE
0608800546 REDUCTION GEAR .
0608800641 REDUCTION GEAR .
0608800640 REDUCTION GEAR .
0608800510 REDUCTION GEAR .
0608800511 REDUCTION GEAR .
0608800600 REDUCTION GEAR .
0608800503 REDUCTION GEAR .
0608800516 REDUCTION GEAR 740W 25HUB KURZ.GEH.
0608800596 REDUCTION GEAR VN 1A 127
0608800593 REDUCTION GEAR VN 1B 102
0608800597 REDUCTION GEAR VN 1B 127
0608800604 REDUCTION GEAR VN 1C 127
0608800598 REDUCTION GEAR VN 2A 177
0608800599 REDUCTION GEAR VN 2B 177
0608800605 REDUCTION GEAR VN 2C 177
0608800512 REDUCTION GEAR VNK 1A 191
0608800515 REDUCTION GEAR VNK 1A 226
0608800523 REDUCTION GEAR VNL 1C 260
0608800526 REDUCTION GEAR VNL 1C 294
0608800533 REDUCTION GEAR VNL 2A 251
0608800536 REDUCTION GEAR VNL 2A 285
0608800539 REDUCTION GEAR VNL 2A 319
0608800534 REDUCTION GEAR VNL 2B 251
0608800537 REDUCTION GEAR VNL 2B 285
0608800540 REDUCTION GEAR VNL 2B 319
0608800535 REDUCTION GEAR VNL 2C 252
0608800538 REDUCTION GEAR VNL 2C 285
0608842006 HANDHELD NUTRUNNER NXA015S-B 3-15NM
0608842002 HANDHELD NUTRUNNER NXA030S 9-30NM
0608842007 HANDHELD NUTRUNNER NXA030S-B 9-30NM
0608842003 HANDHELD NUTRUNNER NXA050S 15-50NM
0608842008 HANDHELD NUTRUNNER NXA050S-B 15-50NM
0608842013 HANDHELD NUTRUNNER NXA065S 20-65NM
0608842014 HANDHELD NUTRUNNER NXA065S-B 20-65NM
0608842005 HANDHELD NUTRUNNER NXP012QD 1.8-12NM
0608842010 HANDHELD NUTRUNNER NXP012QD-B 1.8-12NM
0608800541 REDUCTION GEAR VNL 2C 319
0608800553 REDUCTION GEAR VUK 1A 156
0608800556 REDUCTION GEAR VUK 1A 191
0608800559 REDUCTION GEAR VUK 1A 226
0608800554 REDUCTION GEAR VUK 1B 156
0608800557 REDUCTION GEAR VUK 1B 181
0608800560 REDUCTION GEAR VUK 1B 226
0608800555 REDUCTION GEAR VUK 1C 156
0608800558 REDUCTION GEAR VUK 1C 191
0608800561 REDUCTION GEAR VUK 1C 226
0608800570 REDUCTION GEAR VUL 1C 294
0608800550 REDUCTION GEAR VUL 2A 251
0608800582 REDUCTION GEAR VUL 2A 285
0608800585 REDUCTION GEAR VUL 2A 319
0608800580 REDUCTION GEAR VUL 2B 251
0608800586 REDUCTION GEAR VUL 2B 319
0608800581 REDUCTION GEAR VUL 2C 251
0608800584 REDUCTION GEAR VUL 2C 285
0608800587 REDUCTION GEAR VUL 2C 319
0608800551 REDUCTION GEAR VUL 2D 256
0608830266 INTERFACE MODULE IMPDP
0608830272 INTERFACE MODULE IMPNIO
0608830312 INTERFACE MODULE IMPNIO2
0608830107 MEASURING CABLE
0608843005 MEMORY BOARD NX-SD
0608800588 REDUCTION GEAR VUK 2D 221
0608800589 REDUCTION GEAR VUK 2D 256
0608800562 REDUCTION GEAR VUL 1A 226
0608800565 REDUCTION GEAR VUL 1A 260
0608800568 REDUCTION GEAR VUL 1A 294
0608800563 REDUCTION GEAR VUL 1B 226
0608800566 REDUCTION GEAR VUL 1B 260
0608800569 REDUCTION GEAR VUL 1B 294
0608800564 REDUCTION GEAR VUL 1C 226
0608800567 REDUCTION GEAR VUL 1C 260
0608843010 PARTS SET NX-R COLOR RINGS MIX&
0608843016 PROTECTIVE CAP NXAPAH1 5-PACK
0608843015 PROTECTIVE CAP NXAPAH2 5-PACK
0608843028 PROTECTIVE SLEEVE NXA-PC
0608843011 PROTECTIVE SLEEVE NXAP030 HIGH-VOLTAGE
0608800590 REDUCTION GEAR VUL 2D 290
0608800591 REDUCTION GEAR VUL 2D 324
0608830289 SINGLE CONTROLLER CC-CS351E-D
0608830274 SINGLE CONTROLLER CS351E-D IL
0608830281 SINGLE CONTROLLER CS351E-D NK
0608830258 SINGLE CONTROLLER CS351E-G
0608830275 SINGLE CONTROLLER CS351E-G IL
0608830254 SINGLE CONTROLLER CS351S-D
0608830255 SINGLE CONTROLLER CS351S-G
0608841006 SMART TOOL ECW130-MG
0608841001 SMART TOOL ECW35-MG
0608841003 SMART TOOL ECW35-OHNE MESSWERTGEBER
0608841002 SMART TOOL ECW65-MG
0608841004 SMART TOOL ECW65-OHNE MESSWERTGEBER
0608841005 SMART TOOL ECW95-MG
0608830307 SOFTWARE LICENSING LS-ESG
0608830115 SOFTWARE PACKAGE BED.-SOFTWARE SEPR V&
0608830079 SOFTWARE PACKAGE BEDIENEROBERF
0608840024 SCREWDRIVER MITTELGRIFF IM 10-1
0608840025 SCREWDRIVER MITTELGRIFF IM 10-2
0608840026 SCREWDRIVER MITTELGRIFF IM 15-1
0608840027 SCREWDRIVER MITTELGRIFF IM 15-2
0608840028 SCREWDRIVER MITTELGRIFF IM 28-1
0608840029 SCREWDRIVER MITTELGRIFF IM 28-2
0608840030 SCREWDRIVER NG 2 I=32,7 GR.44
0608840032 SCREWDRIVER NG 2 I=42,8 GR.48
0608840031 SCREWDRIVER NG 3 I=32,7 GR.44
0608840033 SCREWDRIVER NG 3 I=42,8 GR.48
0608830205 SCHRAUBSTEUERUNG SEH 302
0608830121 SOFTWARE PACKAGE BEDIENERSOFTWARE PEP&
0608830080 SOFTWARE PACKAGE BEDIENPROGRAMM B011 &
0608830304 SOFTWARE PACKAGE BS350 V2.4-10X
0608830303 SOFTWARE PACKAGE BS350 V2.4-1X
0608830305 SOFTWARE PACKAGE BS350 V2.4-PLANT
0608830309 SOFTWARE PACKAGE BS350 V2.5-10X
0608830308 SOFTWARE PACKAGE BS350 V2.5-1X
0608830310 SOFTWARE PACKAGE BS350 V2.5-PLANT
0608830082 SOFTWARE PACKAGE SCHRAUBDATEN-STATIST&
0608830081 SOFTWARE PACKAGE STATISTIKPR.F.HERCUL&
0608800002 SPINDLE BEARING .
0608800070 SPINDLE BEARING .
0608800028 SPINDLE BEARING .
0608800024 SPINDLE BEARING .
0608800082 SPINDLE BEARING .
0608800076 SPINDLE BEARING .
0608800023 SPINDLE BEARING .
0608800071 SPINDLE BEARING .
0608800026 SPINDLE BEARING .
0608800022 SPINDLE BEARING .
0608830102 SOFTWARE PACKAGE V.1T8 AUSWERTPR.VO
0608830316 SOFTWARE PACKAGE V2.6-10X
0608830315 SOFTWARE PACKAGE V2.6-1X
0608830317 SOFTWARE PACKAGE V2.6-PLANT
0608830320 SOFTWARE PACKAGE V2.7-10X
0608830319 SOFTWARE PACKAGE V2.7-1X
0608830321 SOFTWARE PACKAGE V2.7-PLANT
0608800025 SPINDLE BEARING .
0608800083 SPINDLE BEARING .
0608800080 SPINDLE BEARING .
0608800066 SPINDLE BEARING G 1A 127
0608800067 SPINDLE BEARING G 1B 127
0608800074 SPINDLE BEARING G 1C 127
0608800068 SPINDLE BEARING G 2A 177
0608800069 SPINDLE BEARING G 2B 177
0608800075 SPINDLE BEARING G 2C 177
0608800032 SPINDLE BEARING GK 1A 191
0608800035 SPINDLE BEARING GK 1A 226
0608800033 SPINDLE BEARING GK 1B 191
0608800036 SPINDLE BEARING GK 1B 226
0608800045 SPINDLE BEARING GL 1B 294
0608800040 SPINDLE BEARING GL 1C 226
0608800043 SPINDLE BEARING GL 1C 260
0608800029 SPINDLE BEARING GL 1C 294
0608800019 SPINDLE BEARING GL 2 C 251
0608800051 SPINDLE BEARING GL 2A 251
0608800053 SPINDLE BEARING GL 2A 285
0608800052 SPINDLE BEARING GL 2B 251
0608800054 SPINDLE BEARING GL 2B 285
0608800055 SPINDLE BEARING GL 2C 285
0608800034 SPINDLE BEARING GK 1C 191
0608800037 SPINDLE BEARING GK 1C 226
0608800005 SPINDLE BEARING GK 2 C 216
0608800046 SPINDLE BEARING GK 2A 216
0608800047 SPINDLE BEARING GK 2B 216
0608800038 SPINDLE BEARING GL 1A 226
0608800041 SPINDLE BEARING GL 1A 260
0608800044 SPINDLE BEARING GL 1A 294
0608800039 SPINDLE BEARING GL 1B 226
0608800042 SPINDLE BEARING GL 1B 260
0608800078 STRAIGHT OUTPUT 2GB82 SZ2 1/4"QC
0608800063 STRAIGHT OUTPUT G1B102 SZ3 1/4"QC
0608800064 STRAIGHT OUTPUT G2A152 SZ3 3/8"SQ
0608820033 TRANSDUCER .
0608820011 TRANSDUCER .
0608820028 TRANSDUCER .
0608820047 TRANSDUCER .
0608820034 TRANSDUCER .
0608820031 TRANSDUCER .
0608820048 TRANSDUCER .
0608820032 TRANSDUCER .
0608820029 TRANSDUCER .
0608820007 TRANSDUCER 12NM
0608800006 STRAIGHT OUTPUT GK2A181 SZ4 1/2"SQ
0608800048 STRAIGHT OUTPUT GK2A251 SZ4 1/2"SQ
0608830040 SUBASSEMBLY DRUCK DB2
0608830037 SUBASSEMBLY MOMENTEN MB2
0608830038 SUBASSEMBLY WINKEL WB2
0608843003 SUSPENSION DEVICE NXAMT ROTAT
0608843004 SUSPENSION DEVICE NXPB
0608830251 TIGHTENING SYS BOX SB356 6-CHANNEL
0608843008 TOOL SHELF NXPT
0608830142 ZENTRALKARTE ZSE 220
0608800571 REDUCTION GEAR VUK 2A 181
0608800574 REDUCTION GEAR VUK 2A 216
0608800577 REDUCTION GEAR VUK 2A 251
0608800572 REDUCTION GEAR VUK 2B 181
0608800575 REDUCTION GEAR VUK 2B 216
0608800578 REDUCTION GEAR VUK 2B 251
0608800573 REDUCTION GEAR VUK 2C 181
0608800576 REDUCTION GEAR VUK 2C 216
0608800579 REDUCTION GEAR VUK 2C 251
0608800552 REDUCTION GEAR VUK 2D 186
0608820005 TRANSDUCER 1NM
0608820110 TRANSDUCER 2DMC006 SZ2
0608820106 TRANSDUCER 2MV012
0608820046 TRANSDUCER 35NM
0608820112 TRANSDUCER 3DMC017 SZ3
0608820113 TRANSDUCER 3DMC060 SZ3
0608820107 TRANSDUCER 3MV060
0608820045 TRANSDUCER 3NM
0608820115 TRANSDUCER 4DMC160 SZ4
0608820108 TRANSDUCER 4MV160
0608820109 TRANSDUCER 5MV500
0608820006 TRANSDUCER 6NM
0608820049 TRANSDUCER 950NM
0608830172 TRANSDUCER LEITUNG ML043
0608830173 TRANSDUCER LEITUNG ML059
0608800614 UMSCHALTGETRIEBE 120/370W I 7,
0608800615 UMSCHALTGETRIEBE 370/740W I 1,
0608800613 UMSCHALTGETRIEBE 2U
0608800616 UMSCHALTGETRIEBE 3U
0608800617 UMSCHALTGETRIEBE 4U
位置傳感器有磁敏式、光電式和電磁式三種類型。
采用磁敏式位置傳感器的無刷直流電動機(jī),其磁敏傳感器件(例如霍爾元件、磁敏二極管、磁敏詁極管、磁敏電阻器或?qū)S眉呻娐返龋┭b在定子組件上,用來檢測永磁體、轉(zhuǎn)子旋轉(zhuǎn)時產(chǎn)生的磁場變化。
采用光電式位置傳感器的無刷直流電動機(jī),在定子組件上按一定位置配置了光電傳感器件,轉(zhuǎn)子上裝有遮光板,光源為發(fā)光二極管或小燈泡。轉(zhuǎn)子旋轉(zhuǎn)時,由于遮光板的作用,定子上的光敏元器件將會按一定頻率間歇間生脈沖信號。
采用電磁式位置傳感器的無刷直流電動機(jī),是在定子組件上安裝有電磁傳感器部件(例如耦合變壓器、接近開關(guān)、LC諧振電路等),當(dāng)永磁體轉(zhuǎn)子位置發(fā)生變化時,電磁效應(yīng)將使電磁傳感器產(chǎn)生高頻調(diào)制信號(其幅值隨轉(zhuǎn)子位置而變化)。
直流電機(jī)具有響應(yīng)快速、較大的起動轉(zhuǎn)矩、從零轉(zhuǎn)速至額定轉(zhuǎn)速具備可提供額定轉(zhuǎn)矩的性能,但直流電機(jī)的優(yōu)點(diǎn)也正是它的缺點(diǎn),因?yàn)橹绷麟姍C(jī)要產(chǎn)生額定負(fù)載下恒定轉(zhuǎn)矩的性能,則電樞磁場與轉(zhuǎn)子磁場須恒維持90°,這就要藉由碳刷及整流子。碳刷及整流子在電機(jī)轉(zhuǎn)動時會產(chǎn)生火花、碳粉因此除了會造成組件損壞之外,使用場合也受到限制。交流電機(jī)沒有碳刷及整流子,免維護(hù)、堅(jiān)固、應(yīng)用廣,但特性上若要達(dá)到相當(dāng)于直流電機(jī)的性能須用復(fù)雜控制技術(shù)才能達(dá)到。現(xiàn)今半導(dǎo)體發(fā)展迅速功率組件切換頻率加快許多,提升驅(qū)動電機(jī)的性能。微處理機(jī)速度亦越來越快,可實(shí)現(xiàn)將交流電機(jī)控制置于一旋轉(zhuǎn)的兩軸直交坐標(biāo)系統(tǒng)中,適當(dāng)控制交流電機(jī)在兩軸電流分量,達(dá)到類似直流電機(jī)控制并有與直流電機(jī)相當(dāng)?shù)男阅堋?br />
直流無刷電機(jī)是同步電機(jī)的一種,也就是說電機(jī)轉(zhuǎn)子的轉(zhuǎn)速受電機(jī)定子旋轉(zhuǎn)磁場的速度及轉(zhuǎn)子極數(shù)(p)影響。在轉(zhuǎn)子極數(shù)固定情況下,改變定子旋轉(zhuǎn)磁場的頻率就可以改變轉(zhuǎn)子的轉(zhuǎn)速。直流無刷電機(jī)即是將同步電機(jī)加上電子式控制(驅(qū)動器),控制定子旋轉(zhuǎn)磁場的頻率并將電機(jī)轉(zhuǎn)子的轉(zhuǎn)速回授至控制中心反復(fù)校正,以期達(dá)到接近直流電機(jī)特性的方式。也就是說直流無刷電機(jī)能夠在額定負(fù)載范圍內(nèi)當(dāng)負(fù)載變化時仍可以控制電機(jī)轉(zhuǎn)子維持一定的轉(zhuǎn)速。
要讓電機(jī)轉(zhuǎn)動起來,首先控制部就必須根據(jù)hall-sensor感應(yīng)到的電機(jī)轉(zhuǎn)子目前所在位置,然后依照定子繞線決定開啟(或關(guān)閉)換流器(inverter)中功率晶體管的順序,使電流依序流經(jīng)電機(jī)線圈產(chǎn)生順向(或逆向)旋轉(zhuǎn)磁場,并與轉(zhuǎn)子的磁鐵相互作用,如此就能使電機(jī)順時/逆時轉(zhuǎn)動。當(dāng)電機(jī)轉(zhuǎn)子轉(zhuǎn)動到hall-sensor感應(yīng)出另一組信號的位置時,控制部又再開啟下一組功率晶體管,如此循環(huán)電機(jī)就可以依同一方向繼續(xù)轉(zhuǎn)動直到控制部決定要電機(jī)轉(zhuǎn)子停止則關(guān)閉功率晶體管(或只開下臂功率晶體管);要電機(jī)轉(zhuǎn)子反向則功率晶體管開啟順序相反。