三段式电流保护原理解析
三段式电流保护是一种广泛应用于电力系统的保护策略,主要用于保护发电机、变压器和输电线路等设备。其基本原理是通过设定不同的电流保护等级,在发生故障时及时切断电源,以防止设备损坏。以下是三段式电流保护的基本原理及各段的详细介绍:
1. 基本原理
三段式电流保护根据故障的性质和发生地点,将电流保护分为三个阶段或段落(也称为“保护段”)进行监测和响应。每个阶段都有不同的响应时间和动作条件,通常为:
第一段(短路保护):用于快速检测大故障(如短路),以便在短时间内切断故障电路。
第二段(过载保护):用于监测设备的过载情况,通常会有一定的延时,以避免误动作。
第三段(长期过流保护):用于监测较小的过载情况或长期运行时的过流状态。
2. 各段详细介绍
第一段:短路保护
原理:主要检测故障电流(如短路电流),当电流超过设定值时,立即动作。
动作时间:响应时间极短(通常为毫秒级),以迅速切断故障电源,防止设备损坏。
应用:适用于高压系统、低压系统中的瞬时短路故障,保护发电机和变压器等设备。
第二段:过载保护
原理:检测设备的过载电流,通常设定一个较高的电流阈值,并在一段时间内持续监测。
动作时间:有一定的延时(几秒到几十秒),以防止因暂时性过载(如启动时的瞬时电流)导致误动作。
应用:适用于长时间运行的电流,保护电动机和变压器等设备。
第三段:长期过流保护
原理:监测长期存在的过流情况,通常用于设备在正常运行情况下的电流监测。
动作时间:延时较长(可能为几分钟),以防止由于负载波动而误动作。
应用:适用于需要长时间监测的负载,例如电动机在不同负载下的稳定运行。
3. 保护逻辑
协调性:三段式电流保护在设计时需要确保各段保护之间的协调,避免重叠保护导致的误动作。
选择性:通过合理设定各段的动作参数,确保在故障发生时只有接近故障点的保护段动作,从而减少对整个系统的影响。
自检与测试:电流保护装置通常具备自检功能,能够定期检查其功能和准确性,以确保在故障发生时能够及时响应。
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Littelfuse(力特)电路保护产品选型指南
目录- Company profile Circuit Protection Technologies Overcurrent/Overvoltage Protection device ESD Suppression Solutions Overcurrent Protection/Overvoltage Protection Applications Common Circuit Threatsand Protection Solutions Fuses Fuse Holders PPTC Devices Varistors Gas Discharge Tubes ESD Suppressors TVS Diode Arrays Protection Ics TVS Diodes PLED Bypass Protectors SIDACtor® Protection Thyristors Circuit Breakers
型号- PXXX0SAMC,LS2406ERQ23,1812L,LVR,SPHV,30KPA-HR,456SE,456SD,15KPA,345 SERIES,ITV9550 30A,AQ24CANFD,SDP,AC,RUEF110S,LS2406ERQ33,PXXX2AC,MICROSMDCH,562 SERIES,AQ1003-01ETG,SDPXXX0T023G5,150603,800,801,802,804,806,807,BA,808,BB,PGB2,PGB1,P4SMA,TSM600,PTF070,MICROASMD,SC1103C-01UTG,PTF078,PTF077,LS0504EVT233,PTF075,AQXXC-01LTG,810,811,356 SERIES,5KP,813,FB65,814,FB66,CA,CG,CH,PTF080,286677,PICOASMDCH,PXXX2AX,MINIASMDC,SMF4L,121004,B61089BDR,282008,121001,282007,820,121003,AK10-Y,821,121002,282002,823,824,282001,FB55,DA,828,DB,FB58,NANOASMDCH,820-20,830,831,834,835,TP5KP,101001,3453,3452,605,606,RKEF,607,PXXX2ACMC,LS12052BD33,AGRF,PTF0080M,B61089QDR,RUEF135V,850,851,852,3455,853,AHEF100,60R,617,618,GTCX36-XXXM-R05,PXXX0Q12X,860,862,HA,HB34,GTCX36-XXXM-R10,2920L,SP8008,AQ4337-01ETG,155 SERIES,P6SMB,803-01 SERIES,SLD,810 SERIES,870,PTF015,874,875,876,342 SERIES,877,5.0SMDJXXS-HRA,348 SERIES,30KPA,SM7,SM24CANB,SMCG-HR,TSV250,FC09B1606NL-0,SMD,SMF,TPSMB-VR,881,35408 SERIES,OMN002,400,OMN004,885,35406 SERIES,881 SERIES,OMN006,646,405,647,V20H275AUTO,407,649,RXEF,101010,52100001009,AQ24CANA,AQHVXX-01LTG,656,101002,PXXXXDF,658,101003,5KPA-HR,824-20 SERIES,5.0SMDJ,570 SERIES,AQ3530-01FTG,B-SERIES,662,663,422,664,665,LA,SMBLCE-HR,L-SERIES,AQHVXX-01LTG-C,PTF050,SC1105-01UTG,PTF055,G-SERIES,435,437,438,A-SERIES,870 SERIES,PTF065,440,RGEF,437A,441,SP1103C,443,202,203,254 121,445,446,688,447,3453 SERIES,448,449,208,209,TR600,04450001,PTF030,438A,451,SRP,452,453,454,TSM250,PTF035,213,456,215,821 SERIES,458,216,LV ULTRAMOV,459,217,218,SP3401,SP3400,AQ3522-01FTG,TPSMC,FHN26G2,TPSMB,PTF040,TPSMD,LS2405IDD23,PTF045,460,461,5KPA-HRA,462,220,464,465,466,224,467,225,576 SERIES,468,254 101,229,BXXX0CX,SL0902A,102080,470,BXXX1UX,471,472,230,473,232,233,501A,476,234,235,477,MIDSMD,PXXX4UCMC,239,MHS,850 SERIES,813 SERIES,AQ1205-01ETG,483,RA,485,487,802 SERIES,259UL913,ITV4030 22A,SM20,345121,102064,254 201 - 208,251,494,PLEDXUX,253,SD,SE,SG,SH,259,4.0SMDJ,SL1002A,SM,15KPA-HRA,15KPA-HR,GTCX37-XXXM-R10,102074,102076,102079,102078,NANOSMDCH,GTCA28-XXXM-R03,NY61AP,262,102071,263,265,266,3.0SMC,267,DSLP,268,269,LOW RHOPTC,520 002,520 003,520 004,SL1003A,520 005,1KSMB,345101,MLA,LS24062RQ23,1210L,AQ36CANA-02HTG,445073,MLE,MHP-TAM15,272,273,MLN,M-SERIES,274,E-SERIES,275,278,279,AQ3102-02HTG,MHP-TAC6,803-01,MHP-TA,285,AQ3041,SMBLCE-HRA,PLEDXUSXA,SP4322-01ETG,AQ3045,TP1.5KE,SP4208,SC1205-01ETG,820-20 SERIES,354 SERIES,CG33.0L,SP11XX,359 SERIES,MS-SERIES,111 SERIES,100 SERIES,NANOSMDC,346877,PICOASMDCH010F-2,340 SERIES,AHRF300,AHEF,342025,342024,342021,ZA,AQ3400,XGD,FH604,AQ1250-01ETG,PXXX3ACMC,FH602,PXXX6U,SP4010,342006,PLEDXN,SZD200,HG34,PLEDXS-A,J-SERIES,824 SERIES,FEMTOASMDC,ITV5432 30A,AK6-Y,557 SERIES,SL1021A,SL1021B,SP4020,SP4022,SP4021,SMDCH,SP4024,281010,SP4023,PLED,MINISMDC,AXXXXUX6,254 011 - 008,SMTAK3,PXXX0Q22XLH,MHP-TAM6,AK15,445005,281007,154T,281008,281005,AK10,AQ1005,51800001009,PXXXXS4X,ITMOV,354701 SERIES,483A,445004,LS05006VPQ33,SP4044,BXXX1UC4,SP4045,5200001,SMBJ,AQXX-01LTG,AQ7538-08UTG,SP1064E-04UTG,TCF250,SMTOAK2,SMAJ,AQ7520-08UTG,PXXX3AX,NANOASMDC,461E,811 SERIES,800 SERIES,157T,FC51,PXXX1U,PXXX1S,TRF250,SMBJ-HRA,SMDJ,CG3,SP3384NUTG,CG2,CG5,CG4,2205,CG7,B3XX4UX,CG6,VLP,VLR,0603L,PLEDXUX-A,SMCJ,PICOASMDC,LS0504EDD12,SMD2,PXXX0Q22C,GTCX35-XXXM-R05,SMDJ-HR,SMDC,TMOV34S,AHRF,440A,AXGD10603NR,K-SERIES,TPSMC-VR,H-SERIES,SZ1SMB,SZ1SMC,SZ1SMA,219XA,AK20-Y,ITV9550L2030MR,441A,SZ1.5SMC,SP1250-01ETG,C-SERIES,SC1210-01ETG,TB-SERIES,0402L,ITV9550 45A,AHRL,DHB34,FHN26W,AUML,TP6KE,LTKAK3,AQRV05-4HTG,LTKAK2,72R,977,TLP,LTKAK6,AQ15CANA-02HTG,PXXX3AC,SP3205-01ETG,501,3452 SERIES,504,505,506,507,GTCX23-XXXM-R01,508,8.0SMDJ,PXXX3U,100060,100061,100062,122090,100063,100064,100065,PXXX0SX,100066,SC1533-01LTG,SPHV-C,AHS,122093,150318,TS600,150319,150316,150317,150315,AQ3102-02JTG,150312,513,514,100058,100059,2016L,286377,122088,122087,559 SERIES,122083,GTCX26-XXXM-R05,521,523,AK15-Y,100067,526,150322,527,PXXX2SXLH,SL1411A,AK1,AK3,AK6,VTP,422A,SMCJ-HRA,ASMD,C-III,SR70,0805L,860 SERIES,RHEF,SMF3.3,303,304,305,308,35409,35408,35407,35406,TPSMA6L,PXXX2SX,SP724,SP725,SC1115-01UTG,TSL250,LOW RHO,HMOV,SP723,SP720,SP721,312,313,30R,314,556,315,557,559,318,SLD6S,SP1305,SP712,560,562,322,564,324,325,326,328,SLD5S,CX-SERIES,570,571,332,SLD8S,PXXX0SD,576,TRF600,PICOSMDC,3.0SMCJ,SZSMF,LS1205EVD33,SP1326,AQ12CANA-02HTG,340,150307,100,342,FHN20G,344,345,35407 SERIES,348,SMAJ-HRA,150300,AUMOV,LTKAK10,445 SERIES,SC1333-01ETG,RUEF,GTCX25-XXXM-R02,GTCX25-XXXM-R05,LS0502SCD33,111,354,356,52000001009,359,824-20,SP3420,150274,RUSBF,SP1003,SP3422,PXXX0ME,564 SERIES,SP2555NUTG,51900001009,10207101009,520 101,369,SL1122A,571 SERIES,SP1233,AQ2555NUTG,SP1255P,600R,PXXX4UX,WB07B0606LG,370,372,1.5SMC,TLPA,373,1.5SMB,374,SZSMF4L,377,820 SERIES,254 131,PXXX1CX2,SEPXXXXQ38,00300210,SZW200,TP5.0SMDJ,523 SERIES,SP1005,SP1006,CG32.0L,382,AQ1205-01FTG,383,385,35409 SERIES,407A,V14H460AUTO,SMA6L,391,392,CG32.5L,N-SERIES,SMA6J,395,3425L,F-SERIES,154,396,397,398,157,399,159,SC1122-01UT
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ROHM(罗姆) IC/功率器件/分立式半导体/无源元件/光学器件/模块 选型指南
描述- ROHM launched the ComfySIL™ brand for customers involved in the design of functional safety to use products that support SIL (Safety Integrity Level) in a ‘Comfy’ (comfortable) manner, and for social systems' greater safety, security, and convenience to which ROHM can contribute through its products.
型号- DTC143TE3,KA2004-H05N20A,ML62Q20XX,RCJ220N25,SML-S13UT,DTC143TEB,RSX101VYM30,SML-D12M8W(C),SDR,R6002JND4,BD60A00NUX,RB238NS150,SML-D12Y8W,SMLA12BN8T,MG6405WZ,BDJ0GA3VEFJ-M,SML-811UT (A),SML-010VT,BD94130EFV-M,DTA124XM,BM2SC123FP2-LBZ,RS3L110AT,RB298T100,DTC143TCA,RSS060P05,BD71L4LG-1,SFR,BR25A512,RGPR20BM36HR,BD95821MUV,BD6995FV,KD2002-G0JB10A,BU23TD2W,SML-S13VT,BD12IC0WEFJ,BU97941FV,SLI-325YC(W),RQ5L015SP,BH7673G,SML-811UT (C),BD52XXG-2C,BD6046GUL,RGW60TS65HR,BD10KA5WFP,BA03CC0FP,SML-D12Y3W,BM6241FS,BD450S5FP2-C,MH2206WZ,BD63521EFV,BU94702AKV,SML-S13PT,RB168MM200,DTC144WCA,BD22621G-M,SLI-343URC,RS6R035BH,BDJ2FC0WFP,RGT20NL65,DTD123TC,DTA015TUB,BD750L5FP-C,BM521Q25F,R8003KNX,BD52XXG-1 SERIES,SML-D12D8W (C),DTA023YEB,UCR006,BD95514MUV,BD9S200MUF-C,SML-H10PD2B,DTD123TK,RFN6T2D,IMX25,BD80FD0WHFP,R6000ENH,SML-S13RT,BU64253GWZ,BD70GC0VEFJ-M,BD52XXG-2M,RBR2LAM30A,CSL0902DT (C),RBR5L30B,RBR5L30A,RSX501LAM20,RCX300N20,KD2003-F0FW00A,BH76363FV,RQ1E075XN,TFZV,RF4G060AT,BD83A04EFV-M,BV1LC085EFJ-C,BD10IC0WHFV,BU2394KN,BAXXBC0,SML-A12MT (J),BU4094BCF,KR2002-D06B71A,BD33C0AWFP2-C,ML86V76580,DTC114YEB,RQ5E020SP,BD63573NUV,DTA015TEB,BA90BC0,DTC114YE3,SML813BNT,BH1730FVC,DAN222WM,BD68888MUV,BM2P241W-Z,PML100,BU34DV7NUX,DTC143TKA,SCS220AJ,SMLK1,BD33GC0VEFJ-M,SCS220AG,R6511ENX,BDJ6FD0WHFP,SMLK18WBNCW,R6511ENJ,CSL0901UT (C),RX3L07BBG,QS8J2,RF305BM6S,SML-011VT (A),BH1603FVC,RS1E180BN,BD53108G-CZ,DTA124EEB,BD8317GWL,BD3508MUV,RB238NS100,BD950M5EFJ-C,BD450S2FP3-C,SML-S13YT,BD00FC0W,SML-010YT,DTA124EE3,BD50HC5VEFJ-M,BD60HA5VEFJ-,SML-H12D8T(C),BD81870MUF-M,RB168LAM-30,RFUH25TB3S,BD9B600MUV,DTD123YC,BM2P159PF,DTC024XUB,SML-P11DT (R),BD725L05G-C,DTA124ECA,RB168LAM-40,RSS065N06,DTD123YK,RH6E040BG,2SC2412K,BD25IC0V,BD25IC0W,BDJ2FC0W,LBP-602MA2,BD46EXX5G-M SERIES,FMY1A,BD7691FJ,BD82004FVJ-M,BDJ0GA3WNUX,BD450S5WFP2-C,SML-522MY8W,DAN222ZM,BM2P060MF-Z,RFS60TZ6S,DTC114YCA,RBR10BGE30A,RBR40NS60A,BH76809FVM,RRH100P03,SCT3105KL,DTC043ZEB,SCT3105KR,BD9060F-C,RQ6E080AJ,BA15DD0WT,RB168LAM-60,R6035KNZ4,DTC144EU3,2SA1037AK,RESD1CANY,DTC144EUB,SML-D13WW (C),BD2266G-M,DTC023EEB,SML-012PT (A),SML-S13DT,RBS1LAM40A,BD7690FJ,DTA143XCA,SMLP2,BSM180C12P2E202,RGTH60TS65D,BD50C0AFP-C,R6035VNX3,BD99950MUV,RE1J002YN,RF101LAM2S,BM61S41RFV-C,2SCR587D3,BD1HC500HFN-C,BU7205S,2SAR553P,BV1LE080EFJ-C,BV1LC150EFJ-C,SML-011DT,RS3E095BN,BD54105G-CZ,2SAR553R,RQ3E130BN,BU2FSA4WGWL,BD15HC5WEFJ,SML-812MT,DTA143XEB,BD9862MUV,BD52W03G-C,BD48W00G-C,DTA143XE3,SLI-325DU(W),LMR982,SLR343WBN2PT2□□□□□□,LMR981,BD37522FS,RB088BM150,RB088LAM100,2SAR552P,BD26503GUL,R8002KND3,2SCR512P5,QS8K2,BU7465S,RFNL15TJ6S,BD733L2FP-C,BD30KA5FP,LM8391EY,QS8J4,BD90C0AFP2-C,QS8J5,BD68710EFV,LB-402VN,BD50C0AWFP-C,BM1Z103FJ,2SAR554P,BD9060HFP-C,BC848BW,YQ30NL10SE,BR25G640,2SAR554R,RGTV80TS65,RB715FM-40,BD62120JEFJ,LB-402VD,RBR15BM30A,DTA124EKA,BA30JC5T,BA178M05FP,BD800M5WFPJ-C,SMLP2 SERIES,BD33IA5WEFJ,BAJ2DD0,2SCR523EBTL□□□,BDXXHC0WEFJ,DTB513ZM,RSDT27BM,SMLEN3WBC8W,BU33UV7NUX,SML-011UT(A),BU97550KV-M,RF101LAM4S,BM2P121X-Z,TE3004-TP1W00A,LBP-602MK2,RB078BM30S,BD8961NV,BD67173NUX,MG7901WZ,DTD123EK,SCS304AM,BU7461S,SCT3060ALHR,BD30FC0WFP,RB088LAM150,RGW00TS65DHR,YQ20BM10SD,RSS100N03,RQ6E045BN,2SAR552P5,BU7462S,RD3L220SN,BD7J101EFJ-LB,1SS390SMFHT2R,DTD123EC,DAN235FM,RFN2LAM6S,SCS215AJHR,BD65496MUV,KA2002-B05B70A,2SC5824,BU52272NUZ,2SC4102U3,BD9B300MUV,RB558WM,DTC114GU3,SML-D12Y1W,BU33SD2MG-M,RBQ15BM45A,BU7464S,BA178M18FP,RV3C002UN,BA178M05CP,SCS304AG,SLI-570 SERIES,BU29TA2W,SCS304AJ,SML-S13MT,BM63374S-VA,BM63374S-VC,RFN2LAM4S,BDJ0GA3V,BD49EXXG-M,BD3575YFP-M,BDJ0GA3W,BM2P13B1J-Z,BU32TD3W,DTA124EUB,RB168MM150,BA178M18CP,BD18IA5VEFJ-M,RB461FM,BU33SA4WGWL,BV1HLC45EFJ-C,DTA124EU3,SIR-56ST3F,BU18JA2VG-C,BD37068FV-M,RB162VAM-20,BU9794AKV,2SCR574D3,BU32TD2W,RGCL60TS60,BD9615MUV-LB,BM2P151X-Z,BD3814FV,LB-402MN,BD41041FJ-C,BD15GA3WNUX,LB-402MD,2SC5866,BU52077GWZ,SLI-343V8R,SML-D13WW (A),BD9573MUF-M,RB088BM100,BD18336NUF-M,SLA580ENT,VS14VUA1LAM,DTC043ZUB,MR7930,BD6326ANUX,SH2104WN,RSX101MM-30,SCT3030KLHR,BU7487,BU7486,BU7485,BU7481,UMZC6-8NFMFHT106,DTC144EE3,BD50GC0VEFJ-M,PMR18L,RD3R05BBH,DTC144ECA,MCR01,VS13VUA1LAM,MCR03,BD2200GUL,RS1E130GN,BD33GA5VEFJ-LB,BU7475,RQ6E030SP,BP3622,BD14210G-LA,BP3621,BSM180D12P3C007,BD63725BEFV,RBR5L40A,SML-Z14YT (A),BU7465,BA17815FP,BU7464,BU7462,BU7461,BU4051BCF,RCJ700N20,VS24VUA1VWM,BD00HC5VEFJ-LB,BD9408FV,BD00HA3VEFJ-LB,RX3P10BBH,KDZV SERIES,BU1ATD2WNVX,RB168MM100,BD8314NUV,BD9107FVM,BD34700FV,BD5466GUL,RF4E080BN,DTC144VCA,DAP202FM,SML-Z14YT (C),BA05CC0T,BA05CC0W,RF6G035BG,UT6KE5,SML-D13FW (C),BD60HC0VEFJ-M,BM2P134EF,BD00GA5VEFJ-M,BD30KA5WF,BU1JTD3W,BD60GA5VEFJ-LB,BD52XXNVX-2C,SML-D15YW (C),BM2P137TKF,MMBZ27VCLY,SML-811VT(A),BU90005GWZ,DTA123YM,RGWX5TS65D,LM358,ML62Q1714C,BA17815CP,BD16950EFV-C,KD3004-TQFW00A,RBR2LAM40A,DTC114WUA,BD33HA5WEFJ,BD00EA5W,UT6KC5,BD18340FV-M,LM324,ML62Q1713C,MCR10,RQ3G110AT,MNR12,MNR15,MNR14,2SCR586J,MNR18,SML-811VT(C),BM6242FS,BU28SA4WGWL,KA2003-B35N00A,MH2205WZ,RFS30TZ6S,LM339,LAP-601DB,BU7495,CSL1101WBDW,BD63536FJ,MNR02,QS6Z5,MNR04,STM 331U,BU1JTD2W,MC
柔性拖链电缆的选择需要考虑什么?
一、敷设条件。通常,屏蔽电缆用于具有抗电磁干扰的地方,柔性电缆主要用于移动设备。 二、机械强度。由于控制电缆本身的截面小,因此在工作过程中也有很高的可靠性要求。根据相关行业规定,选用的电缆大多属于铜芯电缆。在使用这种电缆时,必须合理地控制其直径。 三、负载能力。电缆工作时,电路中的电流和电阻及电压必须在规定范围内。当它连接到电流互感器的次级侧时,还需要检查横截面的相关性。如果它连接到变压器,则相应地检查其电压降。如果仪表用于测量回路,则必须根据仪表的测量精度进行调整,如果应用于计费仪表,则电压降应小于或等于额定电压的百分之五。对于自动装置,继电保护和控制回路,前两个不要大于百分之三,后者要0小于和等于百分之十。
技术问答 发布时间 : 2024-07-29
博电(PONOVO)电气系统性能测试设备选型指南
描述- 北京博电新力电气股份有限公司(简称“博电科技”)——电力检测、监测、试验领域的设备制造商、方案解决商、服务提供商,为中国现代制造业提供关键电气性能研究、检测、试验设备,为复杂电气系统安全运行维护提供解决方案。博电科技的产品系列延伸至智能电网检测(新能源及微网、特高压、智能变电站、智能配电网)、电气化交通检测(电动汽车、轨道交通)、工业电气检测(石化、冶金、煤炭)、智能用电检测(充电设施、储能设备、智能电表)等方面。博电科技是一家研发、生产复杂电气系统系列性能测试设备的优秀企业,为电力系统提供高品质、系统级的测试服务。
型号- LM3361A,PQC700A系列,PVT1000,T500,MR1200D,PNI300系列,PF100-3,PQC1650,PAV10000,PF1000-3,DRT100,PDC15K,PA系列,PDC4000A,S系列,L336,PNS630,PAP-600A,WUD-011,S40A,PDAC-1000,PR500,PH系列,PSD200,PNS620,PL系列,PH05AC,PAV5000,PAV系列,PNS610,PN4661,PR1250,PM6400,LM3661A,PF3000,PM205AM,AT02,PCT系列,PH05B,PH05C,PNS600,PDU-600,TAC,PA30K,PAV15000,PNI300,T1000-3,PNA702,PL661,PAP-300,PDC120A,PAV,PDC5000A,LM系列,T200A,PNT801,PM6400M,LM4361D,MZ2000,PL431,PNF800系列,PF200-3,PN4361,PEV-100,PM805A系列,PTT200,PNA804,PET1000,PN466,TAC系列,T系列,PCT,PF系列,PMUT600D,PTU100,PMUT600C,PN系列,PTT,PTT系列,MR系列,PNF804,PNF803,PH01,PNF802,PET1000系列,PDC200A,PNF801,PH03,PNF800,PH02,S10A,S100A,MR1200M,MR1200L,LM4661D,PDD-600,PW系列,PNS600系列,PQC700A,PL461,PAP-100,MR1200S,PM805A,M5000,PF400-3,PN366,PM805D
Eaton Bussmann(伊顿巴斯曼)电路保护装置选型指南
目录- Protective Devices General Residual Current Devices Add-on Residual Current Protection Unit Leakage Current Monitor Arc Fault Detection Device Combined RCD/MCB Devices Miniature Circuit Breakers Adjustable MCB, Power Limiter, Motor-protective Circuit-breaker
型号- PL6-C13/1N,MRB6-13/3N/C/01-A,PLN6-B13/1N,ERBM-45/1/C/003-A,ERB6-16/1/C/001,ERB6-16/1/C/003,PLS6-B20/1N,ERBM-40/1/B/01-A,PLZM-C63/1N,PKPM2-20/2/C/03-A,PLN6-B25/1N,AFDD-20/2/C/003-LI/A-OL,PL7-C32/3N,MRBM4-13/3/D/003-A-PT,PBSM-633/003-A,ERB6-45/1/B/003-AU,PL6-D3,5/3N,ERBM-6/1/D/01-A-AU,ERBM-25/1/B/003-A-AU,ERBM-13/1/B/03-A-AU,PL7-C10/1-DC,ERB6-13/1/B/001-A-AU,ERB6-13/1/D/01-AU,PF6-63/2/003-A,PBSM-632/01,PLS6-D16/3,PBSM-632/03,ERB6-45/1/B/001-A-AU,PLS6-D16/2,PKNM-10/1N/C/03,PLS6-C10/1N,PLZ6-C15/1N,ERB6-20/1/D/003-A-AU,PLS4-B63/4,PLS4-B63/3,PL6-D3,5/1N,PLS4-B63/2,PKNM-40/1N/C/03-A,PL6-D40/3N,PKNM-40/1N/C/03-F,ERB6-20/1/C/003-AU,ERBM-10/1/D/01-A-AU,PBSM-632/05,PLZM-B12/1N,PKP62-25/2/B/01-A,PL6-C25/3N,116709,PL6-C13/3N,PKN4,PKN6,PLN6-C40/1N,MRBM4-10/3/C/03-A-UK-PT,PKNM-13/1N/C/03-F,PL6-C1,6/3N,PF6-40/4/003-G/A,MRBM4-13/3/D/003-PT,PBHT-125/2/1-A,PLS6-C10/3N,PKNM,PKP42-25/2/C/003,PFIM-63/4/05-A,MRBM4-13/3/C/01-A-UK-PT,PKNM-13/1N/C/03-A,PL6-B3,5/3,PL6-B3,5/2,PL6-C1,6/1N,ERB6-10/1/C/001-AU,PL6-B3,5/1,PL6-C25/1N,PLS4-B50/4,PL6-B10/4,PL6-B10/3,PLS4-B50/2,PL6-B10/2,PLS4-B50/3,PL6-B10/1,242424,242425,ERB6-8/1/B/01-A-AU,242422,242423,242420,PL7-D8/1,242421,PL7-D8/2,PL7-D8/3,PL7-D8/4,PF6-63/2/01-A,242428,242429,242426,PKN6-40/1N/C/003,242427,PL7-D10/3N,PLZ6-B25/1N,242435,242436,242433,242434,242431,PFL7-40/1N/B/003-A,242432,PLSM-D6/3N,242430,PFL7-40/1N/B/03,PLZ6-B13/1N,242439,242437,242438,PLS4-B15/2,PLZ6-C40/1N,PLS4-B15/4,PLS4-B15/3,AFDD-13/2/B/001-A,242402,242403,242400,242401,165711,165710,242408,242409,242406,242407,242404,242405,MRBM4-6/3/D/01-PT,PL7-D10/1N,ERBM-32/1/C/001-A,ERBM-8/1/C/003-A-AU,PLZM-D16/1N,242413,242414,242411,165705,242412,165704,PL7-D13/1,242410,PL7-D13/2,242419,PL7-D13/3,PL7-D13/4,242417,242418,242415,242416,ERB6-16/1/B/01,PLS6-D16/4,ZP-ASA/..,ERB6-16/1/B/03,242468,PLS6-D1,6/1N,242469,242466,242467,242464,PLS6-B32/3N,242465,242462,PKPM3-20/3/B/01-A,242463,PLI-C2/1N,AFDD-40/2/C/003,242471,242472,MRBM4-13/3/B/003-UK-PT,242470,PFR3-1-U,242479,242477,PL7-C5/4,ERB6-25/1/B/01-A-AU,242478,PL7-C5/3,242475,242476,242473,242474,PL7-C5/2,PL7-C5/1,PL6-C0,25/3N,ERBM-13/1/D/003-AU,PBSM-403/01,242482,PL6-B8/4,242483,242480,PL6-B8/2,242481,PL6-B8/3,PBSM-403/05,PKNM-13/1N/B/003-G/A,PL6-B8/1,PBSM-403/03,242446,242447,242444,PLS6-D1,6/3N,242445,242442,242443,242440,242441,PLS6-B32/1N,PL7-B2/4,PL7-B2/3,242448,PL7-B2/2,242449,PL7-B2/1,242450,PLI-C10/1N,PLS6-B20/3N,242457,242458,Z-MS-0.16,242455,242456,242453,242454,242451,242452,PL6-C0,25/1N,PL6-C50/3N,242459,PLS6-C40-DC,242460,242461,ERB6-32/1/C/03-AU,ERBM-20/1/D/03-AU,165657,165655,PLS4-C1,6/3,PLS4-C1,6/4,165652,PLS6-C8/3N,PLS4-C1,6/2,165650,PL6-D15/4,PL6-D15/3,PL6-D15/2,PKPM2-10/2/B/003,PLI-C10/3N,PL6-D15/1,165647,AFDD-13/2/C/003-F-OL,165645,ERB6-20/1/B/01,ERB6-20/1/B/03,PBSM-403/03-A,MRB64-10/3/C/03-PT,ERBM-6/1/C/001-A-AU,PL6-D1,6/2,PL6-D1,6/1,242488,PL6-D1,6/4,242489,PLS6-C8/1N,PL6-D1,6/3,242486,242487,PKPM2-16/2/C/03,242484,242485,PLZM-B5/1N,PLHT-C63/3N,PLSM-B2/1N,165673,165671,ERBM-10/1/D/001-AU,242493,242494,242491,242492,PBSM-403/03-S,242490,242499,242497,242498,ERBM-16/1/B/003-A,242495,165668,242496,165666,165662,PLSM-B8/4,PLSM-B8/3,165660,PLSM-B8/2,DRBM-6/1N/D/003-F,PLS6-B6/3N,PKPM2-13/2/B/03-A,Z-WFR,165619,165617,MRBM4-25/3/C/01-PT,PDIM-100/4,165612,165610,PLSM-B2/3N,PF6-63/4/01-S/A,PKP62-32/2/B/003-G/A,PLSM-C4/1N,MRB64-10/3/B/03-A-PT,165605,165603,PKP42-10/2/C/003,ERB6-6/1/C/003-AU,PFIM-100/2/003,ERB6-20/1/C/01-AU,236642,236640,PLS6-C2-DC,ERBM-25/1/B/003-A,236635,ERB6-6/1/B/03-A-AU,PLSM-C4/3N,236633,236630,MRBM4-10/3/D/03-PT,PLSM-D6/1N,165626,165624,MRB4-20/3N/C/003-A,236628,236663,MRB6-16/3N/D/003-A,PKN4-10/1N/B/003-A,PL6-C2,5/2,PL6-C2,5/3,MRBM4-16/3/B/03-UK-PT,ERB6-8/1/D/003-AU,PL6-C2,5/1,DRBM-13/2/D/003-F,PL6-C2,5/4,PFIM-40/2/01-S,PLS6-D1,5,PLS6-D1,6,ERBM-40/1/B/01-A-AU,PKNM-16/1N/B/03-F,AFDD-13/2/B/003,AFDD-13/2/B/001,236645,PF7-100/2/03-A,236647,PLS6-D1/4,PFIM-40/2/01-A,PKNM-16/1N/B/03-A,ERBM-40/1/C/001-AU,PFIM-40/2/01-G,236679,236677,PF7-63/2/03,PF7-63/2/01,236675,236673,DRBM-6/2/C/01-F,PL7-C3/1-DC,PF6-40/4/03-S/A,ERBM-25/1/C/001-A,PF6-40/4/003-G,236667,236665,PF6-40/4/003-A,236669,PLS6-D1/2,PLS6-D1/3,PLSM-B32/2,PL7-C32/1N,PLSM-B32/4,PFIM-63/4/003,PLSM-B32/3,PLZ4-B8/1N,TYPE LI/A,PLI-D16/1,165698,165696,PLI-D16/4,PLI-D16/2,165693,PLI-D16/3,PBHT-125/4/05-A,PL7-C20/3N,236699,ERBM-45/1/C/03-A-AU,236693,MRBM4-10/3/C/01-UK-PT,ERB6-45/1/C/001-A-AU,236697,236695,165691,PKPM2-16/2/B/003-G/A,235393,235392,235395,235394,235397,235396,DRBM-25/1N/C/01-F,235399,235398,ERB6-10/1/D/001-A-AU,235391,PKN6-6/1N/C/003-A,235390,PL7-C20/1N,PLS6-D0,5/2,PLS6-D0,5/3,PLS4-C1/3N,PLS6-D0,5/4,235389,PKNM-25/1N/C/003-G/A,PBSM-404/003-G,PLS4-C0,25,MRBM4-13/3/D/03-UK-PT,PBSM-404/003-A,PLZM-D0,5/1N,MB-300223,PFL6-10/1N/C/003,108184,108185,MB-300222,MB-300221,PL7-D5/3N,PLI-C16/1N,PLZM-B3,5/1N,ERBM-25/1/B/03-A,PLS6-D4/3N,MRB64-25/3/C/03-A-PT,Z-WFR 2-U,DRBM-10/1N/C/003-F,PKN4-6/1N/C/03-A,PKN4-20/1N/B/003,PLHT,ERBM-6/1/D/01-AU,PKN6-20/1N/B/003-A,PKPM3-32/3/C/003-LI/A,ERB6-45/1/B/03-A-AU,E
Littelfuse(力特)保护继电器和控制装置选型指南
描述- Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 17,000 global associates, Littelfuse partners with customers to design and deliver innovative, reliable solutions.
型号- TDR4B23,EL3100,RK-325,TDR4B22,SCR,CT-0050-F10,TDI120AL,ECSL4HBH,DLMU,TDML110DL,SD12-PC,KSPSN21B,LLC42B15A,RK-332,SE-TA6ASF-WL,PC-200-LLC-CZ,THDS410.25SA,ZSCT30-31,TSU2000 SERIES,RK-325I,P1004-XX-(X),ORB120A25,P1004-12-X,SE-FLASH,PSC11,TDM24DL,LLC6210F10M,SB6000,FS146RC,SIO-RTD-02-00,LLP-24,FS165-30T,ARPX1S SERIES,233P,RK-105I,NDS-11,50R40029,MPS-RTD,460-15-100-SLD,ESDR423A4,ECSL4HAC,RM1000 NEMA 4,ASXX SERIES,KRDI2110S,ESDR423A3,KRPDA2129RXE,TDB120AL,LLC54AF10,455 SERIES,KRDM223,KRDM220,KRDM221,ORS120A150SD,PGC-31FC,PGM-8325,460-XXX-SP,FS126-45,CT-0800-F30,CT-0400-D20,TSB634,LLC26A1F25C,PLR240A,ECSW3LABT,TSB632,TDUH SERIES,TSDS SERIES,WVM811AH,TDM24AL,LPSM003Z,HRDM SERIES,235P,FA155-2,KSDB315SP,601,SB6100-01X-0,102A,KRPD215S190SMB,601 SERIES,EL731-03-X0,PC-200-LLC-GM,SIR,MPU-32-X69X SERIES,ORS230A150SD,KSD3120A,FPS,ECSW6MBHT,MSM20.15W9,FB9L,HRDR331A1,TSD6 SERIES,TS22120,201575-AU,201-100-SP-DPDT,FS300 SERIES,ECSH31F.08D,FS126-60,TDS SERIES,KRDI220,MSM130W9,KSD2 SERIES,FS500,102A SERIES,201-XXX-SP SERIES,LLC52BA,A0220 SERIES,460-200-SP,ALT230-S-SW,HRDR121A4R,LLC52AA,ORB120A160,P0400-82,TDI SERIES,PC-XXXLLC-CZ SERIES,P0400-83,DCSA5,PC-XXX-LLC-GM,P0400-86,SLR,INFORMER-MS,HRDB321,CT-0150-D10,PGC-4064,HRDB324,KSDB SERIES,FS512,ECSW4MBHT,TSDR612.5SA4.5S,TMV8000 SERIES,TSD2411S,ECSW4MBGT,FS524,CT-XXXX-DXX,KSDR SERIES,RS SERIES,P1004-XX,MPU-32-X69X–XXX00,WVM,SLR1610A,KSD1320,ASQU SERIES,TS1424,TS1423,TS1422,TS1421,HRDR330A0R,TSB222,77C SERIES,T10,CT-1200-F15,NGR SERIES,NGR1080,TS1416,NGR1081,TS1415,HRISW21FT,TS1412,KRPS913MB,HLMUDNAAN,202-575-RP,CT-0300-F10,TSD7621,LSRU-115-OR-2,DCSA50,HLMU,EL731-23-X0,NGR1077,NGR1078,NGRM-ENC-230-00,TRDU24A1,NGR1079,TRDU24A2,AF0100-10,TRDU24A3,SB6100-21X-0,NGR1070,NGR1071,NGR1072,NGR1073,NGR1074,ESDR450A1,NGR1075,NGR1076,ECS40AC,TVM460A75S2M,PMA-16-RTDB,PGR-3200-120,SE-703-0U-0X,ESDR123B4P,FS SERIES,NGR1066,NGR1067,D1100,PLR SERIES,NGR1068,AF0100-00,NGR1069,202,KSDB120P,KRPSD25S,TRM24D1X2,777-HRG-P2,ECS40BC,TRDU120A3,TRDU120A1,TRDU120A2,ERDM4130S,TDS120ALD,LLC14B60AX,ISS-102 SERIES,TDIH SERIES,NGR1050,NGR1051,NGR1052,NGR1053,TVW6510S0.4S,FB230A,CT-0300-F20,KSD3432A,PGE-05KV,DCSA20,LLC2,LLC1,LLC6,NGR1045,LLC5,ALT-XXX-1-SW,LLC4,SE-330AU-XX-0X,TVM230A101S1S,LLC8,SC4 SERIES,T10120,NGR1041,KSPSN13MI,VTP0E,PGE-35KV,FS100,TDB12D,T10S400,TSDR4412SA1,LLC842F103M,TDSL SERIES,KRD92115MB,FPU-32-00-00,201-200-SP-DPDT,KRD92115MA,ECSH4HAD,SE-GRM250,PGR-4300 SERIES,NGR1036,PMA-23,NGR1038,PMA-24,PMA-21,ERDM429,ERDM425,KRDB SERIES,ERDM427,FS590,NGRM-ENC-431-21,ER-72KV,777-MV-P2,240,460-MR,PCR SERIES,TDBL120AL,TS1211.5,EL731-11-X0,CT30S1,LLC4 SERIES,KSDS230,PGC-3140,3506002,FS126,FS127,TSD2434,DSQU SERIE,TDB24DL,T2D120A15M SERIES,TDUSH3001A,ALTXXX-X SERIES,THD7421A,TDUIL3001A,ERDM423,ECS6HAH,ERDM422,TDSH120AL,RS4B12,FPS SERIES,TS13115,PMA-18,HRPSD12HI,PMA-16,KSDU SERIES,PMA-17,LLC825F5M,LSRU-115-AL-3,PMA-14,PMA-15,PMA-12,LSRU-115-AL-2,PMA-13,PMA-10,TSDS421,SE-105,MPS-CTU-01-00,ORM24D13.5,TH1 SERIES,TDUIL3002A,MSM450W6,SE-107,DLMUBLAAA,FS143,TSU2000,FS146,RS1A11,KSPU SERIES,SB5060-20X-0,LLC44B4A,TCR9C,MSM42W6,50R-100-2,TDUB SERIES,THDB SERIES,FS152,777-HP-P2,PGR-8800-00-CC,LSR-XXX,LLC14B15AX,TS441165,PGR-4300,TSD24145S,ASXX,LSRU-115-OU-1.5,KSD2221,ORB,FS162,TA24A5,KRDR424A4,KSDR40A0,TA24A3,HRDR321A4R,TRM24A8Y5,KRDR424A0,TH1C415,TSDR6412SA1,ORM,RK-310X-0Y,SIR1A20A4,ALT115-S-SW,ORS,VMPS,TDIL SERIES,LLC44B2A,VMPU,FPS-CTU-03-00,ORB24A25,BZ1,777-ACCUPOWER,HRPS SERIES,PHST-38QTN,TS2412,LSRX-C,350200,HLMUDRAAA,LLC44B1A,KSD2413M,TRDU SERIES,TSS SERIES,SIR1A1A4,KRPSA24M,TL230A5,ECS2HBC,TS2421,PC-100-LLC-CZ,TS2422,TS2423,PGA-LS20,777-575-HRG-P2,IR KIT-12,TSDR6110SA30S,1N5339B,AC700-SMK,KRDB21180S,KRPSA22B,ER-15KV,PGA-LS30,TDB120ALD,LLC44B5F100,TSS421,ISS-102A-LC,202-200-SP,MPS-469X,TVM480A100.5S3S,KRDM121,ARP43,ARP41,777-KW-P2 SERIES,HRDR431A1R,MPU-32-X69X,TSS424,TSS422,TSD6310.8SN,THDS SERIES,KRPD SERIES,601575,ASTU SERIES,TS121150,PGA-LS10,VTP5N,460L-OEM,TCSA50,LLC44B5A,TDUIL,ELCT,SE-CS40,TDUIH,SE-502,TDR2A23,VTP4B,TSDR215SB18M,VTP4F,NGRUS003,VTP4J,P0200-20,PC-100-LLC-GM,P0200-19,SE-CS30,NGRM-ENC,PCR11,PCR10,TDUL SERIES,PMA-60,WVM611AL,PLS480A,PRLM423,VTP3B,ECSW,PGR-8800-00,PCR13,PCR12,PLM6502,ESDR120A0P,SB5032-21X-0,ESDR424A1,WVM611AH,ERDI436,VTP2C,VTP2A,TDUSL3000A,VTP2F,TCS,VTP2E,ORB SERIES,VTP2J,202-200-SP SERIES,KSPSA21FT,MPS-469X–XX000,SCR490D,THC421C,ELCT30-88,IR KIT-36,VTP2P,TDB,P1004-9,202 SERIES,SE-CS10,TDI,KRDR420A3,ECSL31A,KRDB415S,TDM,TSD7611S,VTP1B,TDS,SERIES,TS141180,TDR,TDU,VTP1D,VTP1C,MSM11W6,MSM210P3,TDB24AL,MPS-RTD-01-00,PGR-6100,PMA-55,PGR-6101,ARP23S,50R200,PLS120A,PGR-6100 SERIES,KSDB330N,KRDB,777-575-TS,FA155,KRDI,ALT115-X,KVM4,KRDM,ALT115-S,ECSH34F.08C,KRDB1120M,TDML120AL,KRDS,EFCT SERIES,KRDR,KVM6,TDUIL SERIES,EL731-04-X0,MPS-469X-PMA24,PGR-2601,THD1B410.5S,201-100-DPDT,AF0500 SERIES,ECS40A,SE-TA6A SERIES,TDM12DL,NGRM-ENC-231-01,TSDR442MA2,ELCT5,77C-KW SERIES,KRD3,FS219-45,ISS-102AA-DCS,TH1,A0220.0040,KRD9,KSDB1115SP,TDR4A23,MPU-32-X69X-PMA16,KVM,KRDM1110S,EFCT-26,111P,FS126RC-45,THC,T
WAGO(万可)工业接口模块总选型指南 第4册(中文)
描述- WAGO提供多种多样的工业接口模块,包括插头式功能模块、电缆转换模块、小型继电器模块、光电耦合器模块、开关稳压电源模块等,完全可满足以上需求,确保布线层和功能层的安全隔离。
型号- 790-124,289-459,248-501,289-458,706-2300/200-300,289-457,289-456,264系列,289-455,289-454,289-453,289-452,289-451,855-405/250-501,289-450,286-803,855-2701/064-001,288-414,280-944/281-589,210-533,787-870,209-501/000-024,787-871,209-501/000-023,855-5001/250-001,787-875,787-872,787-873,289-449,790-113,289-448,790-114,289-447,787-854,790-115,289-446,790-116,289-445,289-444,790-110,289-443,289-442,790-112,289-441,289-440,210-549,286-809,286-805,793-501/000-024,286-807,280-944/281-594,248-506,280-944/281-593,787-860,209-501/000-012,280-944/281-595,248-503,280-944/281-590,209-501/000-017,248-502,248-505,280-944/281-592,288-304/004-000,787-861,248-504,280-944/281-591,706-2300/201-100,787-862,288-307/004-000,288系列,855-805/2000-1001,857-1330,790-100,790-101,286-826,286-825,288-437,790-108,210-508,2857-550,280-502/281-588,280-502/281-589,280-502/281-584,787-892,209-652,280-502/281-585,280-502/281-586,745系列,787-890,280-502/281-587,787-896,787-897,280-502/281-582,280-502/281-583,787-895,787-876,280-502/281-590,286-835,286-834,286-836,286-831,286-833,286-832,288-418,289-128/006-000,215-811,280-502/281-595,787-881,787-1662/006-1000,787-880,280-502/281-591,787-885,280-502/281-592,787-886,280-502/281-593,281-530,280-502/281-594,706-2300/200-100,209-682,289-652,289-650,704-2044,2857-533,2857-534,288-312/004-000,289-409,289-408,289-407,289-406,289-405,289-404,289-403,706-7753/304-300,793-3501,209-690,289-402,209-691,289-401,209-692,209-693,790-398,288-600,857-168,288-602,288-601,288-837,2092系列,704-2054,209-685,209-686,855-801/2000-1001,859-403,859-404,859-402,789系列,706-7753/306-100,790-144,289-431,790-145,289-430,282-369,289-671,857-157,859-409,704-2024,787-1606,855-9150/2000-1251,859-407,859-408,855-4101/250-001,859-405,859-406,279-432,280-762,857-162,279-433,280-763,288-627,855-405/750-501,280-764,280-765,857-161,787-1611,857-167,206-173,706-2300/500-200,857-164,206-174,857-165,206-171,855,857,206-170,858,859,289-128/005-000,289-427,750-923/000-001,289-667,289-665,859-410,289-422,289-664,790-133,790-134,288-620,288-622,288-621,288-626,288-867,857-152,857-150,787-1601,857-155,787-1664/000-054,857-153,787-1602,857-154,279系列,855-305/200-501,279-440,289-614,289-613,248-501/000-024,289-612,248-501/000-023,289-611,704-2003,787-1628,288-810,704-2004,288-813,288-812,787-1632,787-1631,288-808,787-1634,787-1633,855-9300/2000-000,280-901,288-809,787-1635,248-501/000-012,706-753/301-300,787-1616,857-368,857-369,857-367,288-800,248-501/000-017,288-801,787-1621,787-1623,787-1622,791-107,2092-1601/002-000,280-916,248-566,706-7753/306-300,288-320/004-000,858-164,855-5105/1000-000,857-357,857-358,206-128,855-301/250-501,206-126,857-359,206-127,288-825,791-111,857-364,791-117,787-1662/000-200,855-301/150-501,858-390,289-624,858-391,289-623,855-5001/600-000,858-150,858-392,793-5501,858-151,289-621,858-152,289-620,858-153,858-154,285-195,787-1638,857-104,249-116,857-108,206-118,249-117,857-107,206-124,288-815,206-125,288-814,787-1640,288-816,787-1642,787-1644,857-354,791-124,791系列,289-619,289-618,289-617,289-616,706-100/1303-200,289-615,289-128/003-000,209系列,787-1675,706-2300/406-300,787-1671,790-311,790-312,209-296,790-350/790-398,790-310,706-753/300-300,289-175/790-108,858系列,857-569,210-505,249-101,210-506,787-1662,285-135,750-493,210-504,787-1664,750-495,750-494,787-1668,750-494/025-000,206,706-753/301-100,209,750-494/025-001,790-300,790-301,790-302,286系列,793-501/000-023,857-314,787-1212,210,793-501/000-017,787-1216,857-560,215,216,858-354,858-355,855-401/400-501,787-1662/000-004,787-1664/106-000,858-110,285-150,793-501/000-012,857-303,857-306,210-719,857-304,857-305,787-1685,2857-900,793-501/000-006,787-1202,793-501/000-007,210-721,210-722,793-501/000-005,857-552,793-501/000-002,210-720,857-550,787-1662/000-250,286-364,787-1662/004-1000,855-305/100-201,857-368/006-000,858-100,857-531,286-368,215-111,753-431,753-430,706-2300/406-100,855-9300/500-000,706-100/1301-200,855-3001/200-001,706-753/300-100,216-151,855-5001/400-000,215系列,787-1226,248,249,706-2300/502-300,216-152,858-324,858-325,858-327,858-328,706-3057/300-300,787-1014,787-1664/212-1000,855-5005/600-000,787-1017,706-2300/301-100,855-305/250-501,286-381,286-380,855-601/1500-501,787-1012,787-1011,706-2300/100-100,857-500,857-982,280-503/281-579,855-301/075-201,857-986,858-307,264,787-1002,858-308,706-7753/302-200,858-303,858-304,787-1001,858-305,286-320,857-979,787-1664/006-1000,750-1502,709-183,215-311,286-328,281系列,280-502/281-603,280-502/281-604,280-502/281-605,709-178,280-502/281-606,709-177,857-980,279,249-197,857-981,280-502/281-602,855-305/050-103,216-122,216-121,788-906,216-124,216-123,216-108,857-728,216-107,216-106,857-727,216-109,706-100/1300-200,280,281,280-502/281-607,857-724,282,280-502/281-608,280-502/281-609,285,280-502/281-614,286,858-528,288,289,280-502/281-610,280-502/281-611,280-502/281-612,280-502/281-613,216-110,855-505/600-1001,855-605/1500-501,787-1021,706-2300/404-300,787-1020,787-1022,857-717,857-718,706-3057/300-100,706-7753/301-200,857-714,858-517,206系列,858-51
Littelfuse(力特)浪涌保护设备选型指南
目录- SPD2 SERIES Surge Protective Devices SPD2 XP+0 SERIES Surge Protective Devices SPD2 XP+1 SERIES Surge Protective Devices SPD2 PV SERIES Surge Protective Devices SPDN SERIES Surge Protective Devices
型号- SPD2-150-M,SPD2-075-1P0-R,SPDN-B480-3D,SPD2-PV11-3P0-R,SPD2-075-M,SPDN-D240-2S,SPDN-A VVV-PC,SPDN-B VVV-PC,SPDN-A120-1P,SPDN-A277-3Y,SPD2 VVV M,SPD2-300-M,SPD2-480-3P0-R,SPD2-300-3P1-R,SPD2-350-3P1-R,SPD2-480-1P0-R,SPDN-A240-1P,SPD2-550-1P0-R,SPDN-D277-3Y,SPDN-D120-1P,SPD2 XP+0,SPD2-350-M,SPD2 XP+1,SPD2-040-M,SPD2-150-3P0-R,SPDN-C SERIES,SPDN-C120-2S,SPDN SERIES,SPDN-D VVV-PC,SPD2-350-2P0-R,SPD2 SERIES,SPD2-150-1P0-R,SPDN-A SERIES,SPDN-D240-1P,SPD2 PV SERIES,SPD2-300-1P1-R,SPD2 1P+0 SERIES,SPDN-D120-2S,SPD2 PV,SPD2 PV VVV M,SPD2-550-M,SPD2-550-3P0-R,SPD2-350-4P0-R,SPDN-A480-3D,SPD2-750-2P0-R,SPDN-B120-3Y,SPD2-300-4P0-R,SPD2 2P+0,SPD2-300-2P0-R,SPDN-D SERIES,SPD2 4P+0 SERIES,SPD2-PV15-3P0-R,SPDN-A240-3D,SPD2-750-M,SPD2 XP+1 SERIES,SPD2 3P+1 SERIES,SPDN-C120-3Y,SPDN-B240-1P,SPD2-350-1P1-R,SPDN,SPD2 3P+0 SERIES,SPDN-B120-2S,SPD2-480-4P0-R,SPD2-480-M,SPD2-PV750-M,SPDN-C240-1P,SPD2-480-2P0-R,SPD2 4P+0,SPD2-PV11-3P0,SPD2 2P+0 SERIES,SPDN-D120-3Y,SPD2 PV VV XPZ R,SPD2-750-1P0-R,SPD2-150-2P0-R,SPDN-C480-3D,SPD2,SPDN-B240-3D,SPD2 XP+0 SERIES,SPDN-A,SPDN-C,SPDN-B,SPDN-D,SPD2 1P+1,SPD2 1P+0,SPD2-350-1P0-R,SPD2-750-3P0-R,SPD2 1P+1 SERIES,SPD2 VVV XPZ R,SPD2-PV15-3P0,SPD2-550-4P0-R,SPDN-C240-3D,SPD2-075-1P1-R,SPDN-C277-3Y,SPDN-C120-1P,SPD2-350-3P0-R,SPDN-A120-3Y,SPD2-550-2P0-R,SPD2-150-4P0-R,SPD2-300-3P0-R,SPDN-B120-1P,SPDN-B SERIES,SPDN-C VVV-PC,SPDN-A120-2S,SPDN-B277-3Y,SPD2 3P+0,SPD2-PV550-M,SPD2-150-1P1-R,SPD2 3P+1,SPD2-300-1P0-R
分支电路导体的尺寸确定和保护
本文旨在确定为分支电路负载供电的导体的尺寸和保护。支路额定电流NEC 第 210 条规定了分支电路导体尺寸和过流保护的一般要求。允许额定电流或过流保护装置的设置确定了分支电路额定值 (210.18)。电路的安培额定值取决于保护导体的断路器或保险丝的额定值,而不取决于电路中导体的尺寸。
设计经验 发布时间 : 2024-05-17
D-20系列抑制浪涌电流NTC热敏电阻器 (D-20 Series Inrush Current Limiting NTC Thermistor (NTC))
型号- 40D-7,40D-5,7D-25,40D-9,1.5D-7,15D-30,3D-13,3D-11,120D-9,7D-30,4D-5,18D-13,4D-7,18D-11,7D-15,7D-13,SCL0.5D-20,18D-15,SCL16D-20,SCL40D-20,160-13,120D-5,SCL6D-20,120D-7,15D-20,SCL20D-20,2.50-9,15D-25,7D-20,470-11,SCL47D-20,1.3D-30,4D-30,10-11,2.2D-9,0.5D-30,50D-11,50D-13,0.5D-25,12D-30,10-15,70-9,50D-15,4D-25,1.3D-25,1.3D-20,16D-7,10-20,16D-9,4D-20,33D-7,22D-9,33D-5,0.5D-20,16D-5,0.5D-15,12D-25,22D-5,12D-20,22D-7,33D-9,0.5D-13,D-20,55D-20,4D-15,1.3D-15,1.3D-13,SCL3D-20,SCL60D-20,5D-7,4.7D-25,15D-7,4D-11,5D-9,15D-5,4D-13,6D-20,15D-9,47D-20,10D-11,70-11,6.8D-15,10D-13,2.2D-20,SCL10D-7_MSBA01-001,6.8D-11,10D-15,4.7D-20,5D-5,SCL1.5D-20,2.2D-15,22D-20,2.2D-13,6D-13,6D-15,16D-30,4.7D-13,4.7D-15,6.8D-20,10D-5,6D-30,10D-7,6.8D-7,16D-25,SCL15D-20,6.8D-25,2.2D-30,47D-13,4.7D-11,47D-15,0.70-20,2.2D-25,50D-20,10D-9,6.8D-9,22D-13,16D-20,6D-25,22D-11,80-9,22D-15,20-15,15D-13,60D-20,1D-25,0.2D-20,120-9,220D-5,15D-15,220D-7,120D-15,SCL10D-20,120D-13,30-9,120D-11,6D-7,4.70-9,6D-9,1D-30,1.30-11,2.2D-11,60D-11,0.2D-25,60D-13,60D-15,6D-5,0.2D-30,SCL4D-20,SCL25D-20,5D-11,SCL2.5D-20,60D-9,60D-7,60D-5,100D-13,13D-20,100D-5,100D-15,SCL30D-20,100D-7,13D-25,SCL0.7D-20,100D-9,100D-11,1D-9,5D-15,SCL22D-20,5D-13,SCL8D-20,25D-5,80D-13,25D-7,80D-11,0.7D-11,33D-30,25D-9,0.7D-13,SCL14D-20,25D-30,80D-15,0.7D-15,5D-20,60-11,D-20 SERIES,13D-30,SCL120D-20,20D-9,2.5D-7,20D-7,220D-9,5D-25,1D-13,0.7D-30,40-9,220D-15,120D-20,5D-30,33D-20,220D-11,0.7D-25,220D-13,20D-5,33D-25,13D-5,SCL18D-20,6.8D-30,13D-9,16D-15,0.3D-20,10D-30,1.3D-7,40D-11,13D-7,1.3D-9,40D-13,40D-15,SCL0.3D-20,25D-15,7D-7,7D-5,25D-11,25D-13,68D-13,16D-11,33D-15,2D-30,SCL1D-20,33D-11,SCL5D-20,33D-13,40D-20,0.3D-30,10D-20,2D-9,10D-25,4.7D-30,2D-7,50D-5,50D-7,25D-25,50D-9,25D-20,2D-20,0.3D-25,47D-9,47D-7,2D-25,47D-5,SCL13D-20,30D-25,1.5D-20,SCL2.2D-20,D-20系列,30D-5,8D-30,4.7D-7,30D-20,8D-25,4.7D-5,20D-11,12D-13,150D-11,12D-15,14D-20,SCL4.7D-20,30D-7,30D-9,12D-11,1.5D-13,2D-11,1.5D-11,2D-13,20D-15,150-11,20D-13,1.5D-15,1.5D-30,18D-9,30D-30,18D-5,18D-7,8D-20,8D-7,8D-5,SCL33D-20,8D-15,SCL1.3D-20,20D-20,8D-11,8D-13,SCL7D-20,20D-25,SCL6.8D-20,1.5D-25,3D-5,18D-25,2.5D-11,3D-7,SCL0.2D-20,2.5D-15,SCL2D-20,20D-30,80D-9,SCL50D-20,3D-30,18D-20,80D-7,80D-5,2.5D-20,12D-5,30D-15,30D-13,13D-15,2.5D-25,12D-7,30D-11,3D-15,SCL55D-20,3D-25,SCL12D-20,3D-20,68D-5,18D-30,2.5D-30
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服务
可定制车规级电感的电流范围0.3~17.9A,尺寸最小1x0.55x0.5mm到最大12.5x12.5x6mm,工作频率100KHz~2MHz,感值范围:0.47uH~4.7mH。符合IATF16949和AECQ-200。SPQ为5K。
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可定制变压器电压最高4.5KV,高频30MHz;支持平面变压器、平板变压器、OBC变压器、DCDC变压器、PLC信号变压器、3D电源、电流变压器、反激变压器、直流直流变压器、车载充电器变压器、门极驱动变压器等产品定制。
最小起订量: 100000 提交需求>
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