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欧戟进口Contitech全系列25388/D

参  考  价:14000
具体成交价以合同协议为准
  • 型号

  • 品牌

  • 厂商性质

    经销商

  • 所在地

    上海市

规格

46AE 14000元 200件可售

更新时间:2021-06-10 14:10:18浏览次数:78次

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欧戟进口Contitech全系列25388/D
上海欧戟贸易有限公司
欧戟控制设备(上海)有限公司是欧美备件服务供应商。欧戟优势供应德国工控产品。只要是德国及欧洲的产品,只需您提供产品的名称、型号及规格,我们都能在德国为您买到,并送货到您手上,低价优购。

欧戟进口Contitech全系列25388/D

欧戟进口Contitech全系列25388/D

上海欧戟贸易有限公司

欧戟控制设备(上海)有限公司是欧美备件服务供应商。专注于进口机电设备、仪器仪表等进口设备。

我们的客户来自汽车(一汽大众、一汽解放、北京奔驰、奇瑞),汽车下游(大陆汽车、卡斯马、华域、麦格纳),钢铁(武汉钢铁、山西太钢、宝钢),食品(百威、旺旺),能源(中石化、中石油)等多个行业。

公司总部位于德国法兰克福,美国芝加哥和中国上海设立分部,可直接与德国、法国、意大利瑞士等千余家厂家进行高效快捷的沟通合作。

美国Progress Chemical Inc.化学制剂中国区代理

 

优势品牌

传感器HBMBaumerKIMOGEKistlerLorenzSenoTec

开关SUCOEuchnerLayherSchmersalContrinexSchneider

工业阀门ParkerBucherMoogIMAVAVENTICSGemue

工业泵ParkerBucherMoogKrachtVogelHawe

电机驱动BoschBonfiglioliJahnsVEM

夹具模具ZimmerSchunkOTTPHDrobohandBergRud

仪器仪表WikaJumoGMCPhoenixGOSSENWarmbier

电气元件SiemensB&RVipaPulsMurr

 

上海欧戟贸易有限公司

欧戟控制设备(上海)有限公司是欧美备件服务供应商。欧戟优势供应德国工控产品。只要是德国及欧洲的产品,只需您提供产品的名称、型号及规格,我们都能在德国为您买到,并送货到您手上,低价优购。

 

 

Contitech25388/D
WalterF2252.B.125.Z05.14.S724/5159936
SchneiderSchneider FIL 101/30.5-001
SchneiderSchneider FIL 102/30.5-001
W&TNr.85603 RS232 Multi Computer Adapter
REOTYPE:REOVIB MFS 168
WiloFA08 66W+T17-2/15K
AMETEKAD8-6B8A-31
Reckmann1x-NiCrSi-NiSi;Typ N;L=600;0/1200℃ GEA SPARE PART 79316 DW-B00-021-A0
SensopartMUSEN FS10-RL-KM3
InductothermFAW-D20IP134-1624-3
WIKA213.53.100 1.6MPa
REBSYSHSQL/220-24V
SEFRAMMDPP 1000 ECL CODe:00.242-6
legrand04811
legrand04845
legrand04854
legrand04855
legrand04881
mann-hummelMANN FILTER 493015113
Spanesi90PUNTPE23
SKF1216
SKF2211ETN9
SKF23952CC/W33
SKF6202C3
SKF6206ETN9
SKF6213
RexrothR900205511 2FRM 6 B36-3X/16QRV
StaubliSTD-DN08 PN 50-G3/8- TO BE EMBEDDED
SWAGELCKB-QC4-B-4MT
SWAGELCKB-QC4-S-4MT
WeformaWE-M 0,5x19-AP2,Shock Absorbers D17x123-19
Lumberg0905 204 301/15M
Lumberg2203 RST 5-VAD 3C-4-1-228/2.0m
LumbergASBSV8/LED5
LumbergRKT 4-225/10M
LumbergRKTS 4-228/15M
LumbergRKTS 4-288/10M
LumbergRKWU 19-242/15M
LumbergRSC 3/7
LumbergRSC 5/7
LumbergRST 4-RKT 4-225/2M
LumbergRST 4-RKWT/LED P4-225/5
LumbergRST 5-3RKT 5-3-226/10M
LumbergRST 5-RKT 5-228/3M
LumbergRST 5-RKT 5-228/5M
LumbergRST 5-RKT5-228/5M
LumbergRST 5-RKWT 5-228/1,5M
LumbergRST 5-RKWT 5-228/2M
LumbergRST 5-VAD 3C-4-1-228/2 M
LumbergRST3-RKWT/LEDA4/3 -224/1M
LumbergRST3-RKWT/LEDA4/3-224/10M
LumbergRST4-RKWT/LEDP4-225/5M
TELCO A/SLR-110L-TS 38-15
TELCO A/SLT-110L-TS 38-15
TELCO A/SPA11B303T with TR11B
baumerhmc16a1
hydacVM5C.0 with connector 12BGDM
HOFMANN478200
HOFMANN727043
HOFMANN750125 300
HOFMANN751050 260
HOFMANN882020
HOFMANN919902 3270
HOFMANN954000 1950/A
HOFMANN958020 717
HOFMANNA96627 7FG
HOFMANNIPN420-0220
VIP air empowermentCAX 310-27-2T 40/5 49/6 A;WCAX031PA2YBNNA;11002435
gwk9070750
Hanovia320292-0150
MegatronMHV60/1005BN;TYP:A;B;3408;+
GimaticSH SM3N 6-30VDC 250mA
binder09-0127-99-07
binder09-0128-99-07
binder09-0173-99-08
binder09-0174-99-08
FasterNS1 GAS M
FasterNS34 GAS F
MESSKOCombi well TT-4-20mA
MESSKOD1272AT 0℃ to +160℃
MESSKOD1272AT -20℃ to +140℃
MESSKOMT-ST160F46m
MESSKOMT-STW160F246m
MESSKOMulti Ballast Tx ,Input current: 1A, 1.5A, 3A, 4A or5A output current: 2A
MESSKOZT-F2.1-1*4-20mA 0℃ ~+160℃,IP55,Ambient temperature: -50 ℃ - + 85 ℃
LOHSECDSVP/G DN100
LOHSECDSVP/G DN150
LOHSECDSVP/G DN250
LOHSECDSVP/G DN80
LOHSETAP/G250
GINO3PR3001-1K
krom schroderVK100 F40T5HG93DS2/KROMSCHRODER],FOR NG ON/OFF,DN100&FLANGE
mpfiltriFE20H1BP01
JUMO404327-412-TN-43004877(RANGE0-50MBAR)
JUMO404327-415-TN-43004877(RANGE0-160MBAR
Momento AB2-SF17L125 YD25
NASONCJ-1C2
barmag0303408
ViscoTecDispenser 3RD8-H -EC VisChem - Article No.: 150890
ViscoTecHex Socket Head Bolt [M4 x 20] - Article No.: 114091
ViscoTecHex Socket Head Bolt [M4 x 45] - Article No.: 114619
ViscoTecScrew M4 x 4 DIN 916 - Article No.: 114594
ViscoTecScrew M6 x 0, 75 x 8 DIN 913 - Article No.: 114653
ViscoTecShaft Sealing Ring RL - Article No.: 105200 (3 each)
ViscoTecSocket heat cap screw M5 x 8 - Article No.: 114095
ViscoTecSpacer ring 4RD6-L + 3RD8 - Article No.: 106397
ViscoTecStator 3RD8 VisChem - Article No.: 120733
ViscoTecWasher A 5, 3 - Article No.: 103332
SchneiderMDI1PCB23A7
NovotechnikNr.019553(SP2841308066001)
WoodwardPART NO.6945-495 SERIAL NO.17639754
HAHN+KOLB31935025
HAHN+KOLB31935050
haewa0396-7115-10-00
haewa3080-7041-61-95
haewa3080-9041-10-67
haewa3080-9042-25-73
haewa3150-1060-02U20
haewa3185-0020-02-00
haewaTAP0470-1018-40-10
SN 40/11622
flender himmelLF015-A90L4(motor 1.5KW)EA:1 S/N:22211/3
parker156513
parker2.383.EPDM E 3678-80
parker2-221 QUALITE V1041-85
parker2-345 QUALITE V1041-85
parker2-348E540-80
parker2-361 QUALITE V1041-85
parker2-383 E3678-80
parker2-440 E3676
parker2-448E540-80
parker2-458 QUALITE V1041-85
parker50-345 R48 AF80/85
parker50-361 AF80/85
parker50-440 EPDM
parker50-458 AF80/85
KOSTYRKA1450.04
KOSTYRKA5350.040.100
KOSTYRKA5350.30.100
KOSTYRKA5350.60.100
moogD633-592B(R01KO1D0NSS2)
oleoweb13900008-15P
GuentherTHERMOCOUPLE TYPE B 05-73211311-0900
speck pumpenLSY-2841.0131
binder99372981004
HALFENHM40*22
FERRAZ SHAWMUTA072F1D0R0-6R
FERRAZ SHAWMUTA720T1E-1
LumasenseTEMPFUE IMPAC IPE 140 NR.3875740
AMOWMK-202.5-0360-3.3-6-S02
AMOwmr-100-0360-s01
HARTING09140006152
HARTING09140006257
HARTING09140034501
HARTING09140173001
HARTING09140173101
HARTING09150006103
HARTING09150006202
HARTING09150006203
HARTING09990000012
HARTING09990000021
HARTINGthe female for 09140034501
HARTINGthe female for 09150006202
Gardner DenverTYP:VCA 25 (01) SN.SC10095388001/2011 ID.1021150110 0.50 mbar(abs) 25m³/h
Rexroth Aventics3410582000 PM1-M3-G014-005-100-DINA
hydac909330 HDA8446-B-0250-000
IDS Imaging Development Systems GmbHCQ2346-140
IDS Imaging Development Systems GmbHCQ2346-161
IDS Imaging Development Systems GmbHPB250
IDS Imaging Development Systems GmbHPCT/GB/8700171
FRERMCOEVR 0÷100V / 0÷10V TROP 0÷100V / 0÷10V TROP (230Vac 50Hz)
FRERMCOEVR 0÷8A / 0÷10V TROP 0÷8A / 0÷10V TROP (230Vac 50Hz)
JahnsJPL-212-FS-18,17-ST-AD
VogelZM805-2-S2
NeptronicBBMFF2060NA
MedanZES-22-2
HengstlerHOZ-464-1206 DC24V
HengstlerHOZ-464-1216 DC60V
HengstlerHOZ-464-1246 DC24V
MOTOVARIONMRV130, i:40.00,B3,Nr:5671629
Visserie Service SAEcrou fendu H100 M6x100 snep nut
HBCBA2230003.6v mic4
KUHNKESP774 0055
HYDROTECHNIK31G7-72-35.030
IBAU HAMBURG100-43-3501XA
IBAU HAMBURGDN250/360 JAUDT
GMCKONSTANTER power supply from SYKON: P1500; P500; SSP 320-32.
SommerGRE0304
Magnet-SchultzMSM GDAX050X20E03 04/08 12V 100%ED 2283681
VahleAH-VAS6
VahleAH-VEPS6
VahleEK-VES6-L
VahleVKS6/60-6000HSA
VahleVM-SVN6/10-100
radiconM042025-BDC-2A-374A(380V,0.37KW)
parkerRB3
parkerSPZBE1010E25N
parkerSPZBE1010E32N
parkerCO16BNN
FERRAZA6002-2
Knoll179188
Knoll200718
Knoll200720
Knoll200829
Knoll221.6x350.31Pt-3.0145G1/2
Knoll23429
KnollCOUPLING OF KTS 25-60...
KnollHHU2500-150/50/300ccm.003.X.A
KnollK-3
KnollKTS 25-60-T-G
KnollKTS 25-60-TL5-A-G-KB
KnollKTS25-60-T
KnollKUP5,5-7,5(DIA=38-19)
KnollTG 40-55/22 285
KnollTSK 40-21/30 310
MESSKO639060
OMEGAHHT13-KIT-00000
Schneider24333
Schneider24335
SchneiderATV312HU15M3
SchneiderATV31H037N4A
SchneiderATV31H075M2A
SchneiderATV58HU29M2Z
SchneiderATV66U72N4
SchneiderATV71HD30N4
SchneiderATV71HU15N4
SchneiderATV71HU30N4
SchneiderATV71HU40N4
SchneiderD1S2K
SchneiderGSKA24VACDC 5S
SchneiderGV2 ME08C
SchneiderGV2-L14
SchneiderGV2-L16
SchneiderGV2-P05/0.63-1.0A
SchneiderLC1-D40004M5
SchneiderLC1D40BDC
SchneiderLC1D65008F7
SchneiderLC1D65BD
SchneiderLC1-D8011M5C
SchneiderLC1-F115
SchneiderLC3D18P7
SchneiderLC3D32P7
SchneiderLD1-LB030B
SchneiderLP1-D3210BD-24VDC
SchneiderLR9-F5371
SchneiderLT2SP00BD
SchneiderLT3-SM00ED
SchneiderPVSC331229
SchneiderRE4MA13BU
SchneiderRTV44U60M
SchneiderVM3A 66503
SchneiderVW3 SKLN013H00 3/4KW
SchneiderVW3A16402
SchneiderVW3-A66502
SchneiderVZ4
SchneiderXAC D21A0101
SchneiderXCK-J5990H29
SchneiderXPSAK311144
SchneiderXS1 M08PA370D
SchneiderXS608B1PAM12
SchneiderXS612B4PAL5
SchneiderXSF-H023359-H6
SchneiderXVA-C35
SchneiderXVBC34
SchneiderXVB-C36
SchneiderXVB-C37
SchneiderZB2-BA4
leine&lindeincremental encoder 861900100 ser。no:27230111 9-3Vdc
nutriciaCH10-145
kendrionNo.GUE080.504010 GU80E/21
EMGSV1-10/48/315/6
GEAVT20 CDS-16
gatan623.00152
hainzlHAINZL 256A3.2SZ4022-75UV
HITACHIKSB-H55HT-R312(HITACHI 5.5kW TFO-FKK 2P)
GEFRANPY2F025
MeyleFINS581962-0760 5-30VDC
MartensBCD7224-3-5-1-1
Maag TechnicNr. 413 626 ,Typ1
HydropaDS117/B PV:10-150BAR
HydropaDS117/B PV:5-70BAR
MannerRF-150-100(70025)
Mannerrf-250-132(70026)
MannerRF-500-132(70027)
MannerRF-80-132(70024)
NexenNO:853900
Habasit1260+M50S1600000Q8
BRAD HARRISONN03FA04124 /120091-0003
BOSCHR418008755 chain connector
Variohm EurosensorVLP 25
MKTESTsee the PDF
SommerMFS303SKHC30-SV
InfineonB6CN400/540-1360F-K0 08F 24028
waldmannHSWT 20
likaC50-H-600ZCU410
SommerGD316N-C
DopagRound rubber on p30
GLACIERDE972
VahleAH-VAS6
VahleAH-VEPS6
VahleEK-VES6-L
VahleVKS6/60-6000HSA 154196
VahleVM-SVN6/10-100
parkerCO16BN00N
parkerCO16BN08N
parkerCO16BN10N
parkerCO16BN12N
parkerCO16BN20N
parkerCO16BN99N
JAS焊丝;KS-312R;1.6×1m;;;
VISHAYST110S12P1VPBF 1200V
SOFIMARFM 165 BC
LENZEGST05-1M VBR 080C42
dielz molorenDazu müssen in den Bremsmotor
INTEGRAL HYDRAULIKPSR1-A 16
IMT3310.044.107 SN;91022532
brinkmannSAL1301/460-001
FRERI/V MCOEVR 0÷8A / 0÷10V TROP 0÷8A / 0÷10V TROP (230Vac 50Hz)
FRERV/V MCOEVR 0÷100V / 0÷10V TROP 0÷100V / 0÷10V TROP (230Vac 50Hz)
MTL7796
HerionTYP.XSz32Drehz 1456863000002400
hydacOKAF-EL4S/28/3.0/B/M/A/LPF160/4/1
hydacPGE102-1400-RHW1
GEFRAN2400-o-w-4r-o-1
SICK2066654
MahrBrass Ball Cage 10x13 L=50 5000265
MahrBush φ10xφ13xφ18 L=40 5002073
MahrGuiding shaft Ø5x50 5010231 SEE DRAWING 15BA41-14
MahrGuiding shaft Ø5x80 5010222 SEE DRAWING 15BA41-21
MahrGuiding Shaftφ10x140 5010018
parker4M4A-V4AR-B-C3
parker4M4A-V4AR-SS-C3
DrivetechSM 070-60-005-P0-45-R1-B0
Herion1025199.0801.024.00
Herion7032130.0201.024.00
GEFRAN2400-o-w-4r-o-1
MectrolAL-005-010-12-B110-N-P-XXX
muellerRP81-1-3-400
maxon41.040.038-00.00-116
PFANNENBERG21041803000
KOMAK FLUID TECHNOLOGY BVL-50B/4 V4 7490501,008675/05-4,380V/0.82A/0.25KW
LATTYLattyflon 4308 14x14 RL 10M
MKS BARATRONTYPE622 see photo
GEFRAN1000-r0-1r-0-1
GEFRAN40B-96-5-10-RR-00-1-00
GEFRANGTS-40/48-D-0
WattH60/45 see photo
MIEBACHobj.-no:160075
+GF+ORP Electrodes 3-2715
inspired energyNF2040HD lithium battery
LandefeldGR4269LALU,Pipe Clamp 26,9
Murr3124068 24V
CASALS15020450222 HB 45 T2 2,2kW
Leybold971431120
GOUDSMITSTICKER TPGC040078
GEFRANPY2F025
KabelSchleppConnector (female) UMB-FU
KabelSchleppConnector (male) UMB-MU
KabelSchleppTie line board UA1555SER
KabelSchleppTowline 10 meters UA1555.040.100.1259 (every one spacer mounted 5)
KabelSchleppTowline five meters UA1555.040.100.1259 (every one spacer mounted 6)
KabelSchleppVertical spacers TS0
MLS LannyE1B06AGRVA1 G1/4 24VDC
sewK77R37DR63M4
GSRAU700004
GSRK0460011
GSRK0460500
GSRKT512730
SommerGU2
SommerGU2G
pall12u ME3310FPS40H
NOMAFH140 BLL-1080
Krautzberger1300-010-0679
Krautzberger1300-010-0827
KrautzbergerKAA-1300-100MM 3000313
leisterLHS 61L PREMIUM 3×400V/16kW
VogelM5
NORISHFP920.01.700
MP FiltriHP135A10ANP01
JSCC90GK(F)120RC
Wheelabrator内径:20 外径:35MM
SAMESAP1000
SAMESHVP500
E+HPTP31-A1CBPWAGRA
StozKSW-2-45/160
EUROTHERMHK29853-3-23-0709-FC
breviniV3.876.13.AJJF
DANAHERDANAHER1.80 STEPTOTORE33NCHA-LNN-NS-00
AshcroftEN837-1
AECSMD306CE,pls see the pic
BeckhoffC9900-P209
allweilerW201D Nr.415844
ATB Antriebstechnik GmbH3~MOL|LF 71/2C-11+E2/0807
AhlbornT15 / FT015L0050
BuderusAN51-008-02K(GCBJ)
AirComMK6-A100FB DC24V 0-10BAR 1/8
Bruel & KjaerIN-085/3/070/00;M/N:C00147001;ORDER:80010621/1350,S/N:00031432,pls see the pic
RexrothR911170744
ArisN6S DN1120d 0906-71866-01002
KATTFN160L-4/B1 380VAC50HZ、10.75KW、22A、69.8Nm、2poles、Nn=1500Min
SIEMENS6FC5111-0CA01-0AA0
SIEMENS6FC5111-0CA02-0AA2
SIEMENS6FC5111-0CA73-0AA1
SIEMENS6SN1112-1AC01-0AA1
SIEMENS6SN1118-0DG21-0AA1
SIEMENS6SN1118-0DG22-0AA0
SIEMENS6SN1118-0DG23-0AA0
SIEMENS6SN1118-0DH21-0AA0
SIEMENS6SN1118-0DH22-0AA1
SIEMENS6SN1118-0NJ00-0AA1
SIEMENS6SN1123-1AA00-0BA1
SIEMENS6SN1123-1AA00-0DA1
SIEMENS6SN1123-1AA00-0HA0
SIEMENS6SN1123-1AB00-0CA0
SIEMENS6SN1146-1AB00-0BA1
BlagdonX4005AAWBTTT
AEGThyro-P 1P500-280HF+DP card +LBA
AEGThyro-P 1P500-495HF+DP card +LBA
baumerBDK16.05A1024-L5-9
clearpoint2FE-L 100
M+WMFC:D-6270 004BC,SN:3805-6709C
SIEMENS3NC1020
BAHR03113
BAHR04481
BAHR04618
Bihl+WiedemannBWU1644
Bihl+WiedemannBWU2239
ANIMATICSSM23165DT-PB
baumerATD4BA4Y11-17/12-EC-M12-S-25-IP65
BOSCH0580254910
Buschjost8259203.9151. 02400
Bachofen6306-3-5V-150P-IP65
Baumer HuebnerHOG 10 DN1024+FSL Nr.2385764
arnould340053
arnouldHBSP1/50 - 340044
BaslerPIA 2400-17GM
ALIVAAL-571-2200735
ASMMPM2B4-3C12P300
BTRDN40MM.φ115.L50MM*W12MM*H6MM
Interlit JoistgenJHP20/40 NR:123316 50HZ 2810MIN-1 3KW
scansonicALO3 electric&pneumatic control panel set
scansonicM000971&M000973/pointer Scansonic set
scansonicscapacs check gauge set ALO3-APN1/M001472&M001157
scansonicZZZ.R005/flow air cleaning box CPL. Vertical laminar flow Station
ATLANTA2089420
ATLANTA2930105
ATLANTA2930155
ATLANTA5884709
ATLANTA6544932
ATLANTA6591000
ATLANTA6591020
ATLANTA6591025
ATLANTA6591059
ATLANTA6591300
ATLANTA6591318
ATLANTA6591328
ATLANTA6591518
ATLANTA8084036
balance9TRASDACA0XX00 SN 604090
StieberCSK20PP
AEGCESAR® 1310 RF GENERATOR
ACHESONKW3-S1
ACHESONWS32-2 110MM
ACHESONWS33-2 50/140MM
Hagglunds2785046-001
Hagglunds4783233-601
Buschjost8228500.0000
BIKON4000 - 022 X 047
BIKON8000 - 020 X 028
mks253B-2-50-2 VALVE (APC)
vossKDS 320-1-1-2 , Art-No.5520001000
AlcoaESN H100 M10X150 R80
AlcoaESN H100 M16X200 R80
AlcoaESN H100 M6X100 R80
AlcoaESN H100 M8X125 R80
AlcoaESN H130 M10X150 R60
valbiaMOD.SR75 SET05;80SR0075
ARGO-HYTOSDG 028-30;100BAR,1A,250V-300V,60VA
DICHTOMATIKO-rings [304.39*3.53 AS568-278] FPM-80
E+HCLS50-G6A2
E+HFEM54 SparePart:52026499
TACONOVA223.1238.000
allweilerNT65-200/02 U3.1D-W1 NO:T.8038956 Capacity:160 M3/H Speed:2900 RPM SpecGrav.0998 Man.Head:50M 29.6KM
allweilerNT80-250/01 U3.1D-W10 NO:T.11042192 Capacity:150 M3/H Speed:2900 RPM SpecGrav.0998 Man.Head:80M 45KM
DietzFDP 90L-125/2
BARKSDALE52X-A32SS-EX; 240-3200PSI/1.65-22.1MPA; pressure switch
Baumer HubnerAMG 81 P29 Z0 9-30VDC
Baumer HubnerHOG 10 DN 1024 I(9-30VDC),Nr.700000177284,N=900min;mit Overspeed switch
DelimonPR 1-1000/60 with flange and couplingORDER NO.:72811-6273
BOURDONE913-033-NO8R+DIN43650+ tag
BOURDONMEX5A33B22R 10 bar
EWORKR280-08
ATBABF 63/4B-7R
HilgeNO:15.08.2983
DANFOSSFC-301P22KT4E20H2XGCXXXSXXXXAXBXCXXXXDX
AlbrightSW60/6/P,24VDC 100A
ATBAF 71/4B-11 227710801-0024
FANUCA06B-6093-H102 10.1A(1-PH)/6.3A(3ph)

 

2.结构

  磁珠由氧磁体组成,电感由磁芯和线圈组成,磁珠把交流信号转化为热能,电感把交流存储起来,缓慢的释放出去,因此说电感是储能元件,而磁珠是能量转换(消耗)器件。电感的磁材是不封闭的,典型结构是磁棒,磁力线一部分通过磁材(磁棒),还有一部分是在空气中的;而磁珠的磁材是封闭的,典型结构是磁环,几乎所有磁力线都在磁环内,不会散发到空气中去。磁环中的磁场强度不断变化,会在磁材里感应出电流,选用高磁滞系数和低电阻率的磁材就能把这些高频能量转换成热能,进而消耗掉。而电感则相反,要选低磁滞系数和高电阻率的磁材,以尽可能的使电感在整个频带内呈现一致的电感值。所以,结构和磁材的差异决定了磁珠和电感的本质差异。

  3.使用场合

  电感主要应用在开关电源以及谐振、阻抗匹配及特殊滤波等场合,而磁珠主要用于防止辐射,对EMC的改善要远优于电感。

磁珠

磁珠

  4.应用要点

  4.1电感的应用要点

  (a)工作频率小于谐振频率时,电感值基本保持不变;应用时应使谐振频率高于工作频率。

  (b)高于谐振点,电感呈现容性。

  (c)电感用于电源滤波时,需要考虑直流电阻引起的压降,电感的工作电流小于额定工作电流

  (d)电感不单独使用滤波,(低频时阻抗很小)考虑电感输出波形,需要和电容配合;而电容可可以单独滤波,滤波时是否需要电感,参见电源设计解析。

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