YOKOGAWAALR121-S50般来说，国产电流互感器型号字母的含义如下：第一个字母：L--电流互感器第二（或三）个字母：A--穿墙式；M--母线型；B--支柱式；绝缘方面，C为瓷绝缘，S为塑料注射绝缘；D--单匝贯穿式；W--户外式；F--复匝式；G--改进型；Y--低压式；Z--浇注绝缘或支柱式；Q--母线型；K--塑料外壳；J--浇注绝缘或加大容量。第四（或五）个字母：B--保护级；C--差动保护；D--D级；J--加大容量；Q--加强型。连字符后的字母：GH--高海拔地区使用；TH--湿热地区使用。例1：LAJ-10型电流互感器，变比为400/5、准确度3.0级、容量1.2Ω，参数解释？L-电流互感器；A-穿墙式；J-接地保护或加大容量；10-用于额定电压10kV；400/5：一次电流为400A时，二次电流为5A；3.0级是准确度正负3.0%；容量1.2Ω，指二次侧串接的设备总电阻，实际上是5A*5A*1.2Ω=30VA.其中，5A为二次侧额定电流。例2：LM2-0.66型电流互感器是“树脂浇注式电流互感器”L--电流互感器M--母线型2--设计序号0.66--额定电压为0.6KVAS12/150b/2S型电流互感器是“环氧树脂全封闭支柱式电流互感器”它的国内型号为：LZZBJ9-12150b/2SL—电流互感器Z—支柱式Z—浇注绝缘B—带保护级J—加大容量9—设计序号12—额定电压（12KV）150b—浇注体宽度为150mm2S—热稳定电流时间AS12/175b/2S型电流互感器也是“环氧树脂全封闭支柱式电流互感器”它的国内型号为：LZZBJ9-12175b/2S与上面的区别在于它的浇注体宽度变为175mmLAZBJ-12型电流互感器是“穿墙式全封闭电流互感器”L—电流互感器A—穿墙式Z--浇注绝缘B—带保护级J—加大容量12—额定电压（12KV）LMZ-0.66Φ22~Φ62是底座安装式圆形电流互感器，具有良好的绝缘性能与防潮性能，二次线接线端带铅封用塑料罩，具备较强的防窃电功能。主要用于过电线和电缆XLG-16-X1085,OEMNEW60-320626-00MKSInstrumentsHEATJACKET;3810-324516-12,HTR2.0,STR9.31,PRT,6BP3MKSInstrumentsHEATJACKET;HTR4.5,STR230,6JP3MKSInstrumentsHEATJACKET;HTR3.5,EL45LR,6JP0MKSInstrumentsHEATJACKET;HTR3.5,EL45LR,SPEC,1BP3MKSIstrumentsHEATJACKET;HTR2.0,STR7.13,SPEC,6JP3MKSInstrumentsHEATJACKET;HTR2.0,STR5.69,FVIBS,6JP3MKSTechnologiesHEATJACKET;HTR4.5,RED3.5,6JP3,9645-1189OMRON44303240-CFEE-SPX303[DCS-MTO]1110-336068-12UAF500S-24,24V22ATEL039-004145-13M87-038890-11MKS623A-23641USHIOUXM-S200MBTEL4K990-063ANMKSInstrumentsHEATJACKET;HTR2.0,STR5.0,SPEC,1JP0MKSInstrumentsHEATJACKET;HTR2.0,STR5.69,WBS,1BP3MKSInstrumentsHEATJACKET;HTR1.5,STR2.81,6JP3MKSInstrumentsHEATJACKET;HTR1.07,EL90LR,SPEC,6JP3MKSInstrumentsHEATJACKET;HTR1.07,STR79,6JP3A-1122-767-0001GSMM-50-010-11C-2250-517-0001,X-0001-853-7501LYX-0817-K[e-Max]QtzInsulatorPipe;0200-02925(Cu)[KiyoMetal]DoorLiner;714-023790-004MB3M87030402PK566AWM,040-002280-12-39-45750RAppliedMaterials0085713-00ZE11-9657-074-3041KSH29CRM-3418ACG140-AOH18-100MKS223B-22847CWAY0SP01WestCoastQuartz73-30162;716-037793-002WestCostQuartz;73-30166D5CP52719Ring,Retaining,PEEK;001-05445-0014RYF6AGP3300-S1-D24SLA7950S1EGG1D2A1,MTS20-150-M9NLAppliedMaterials0150-20112AppliedMaterials0150-76646HoribaCM-200R4141363001,AMAT0190-26328XT0P05TQ-SDLF-F40M-A-EVD,3030-15387E17308650Gasket,57-073710-002DS16-2U-16F(Cu)[Kiyo45]839-031197-004PMKIT23411CLVALVEBELLOWS5294-0000004PMBB-103792AppliedMaterials0242-46528DMS-HB1-Z28,0190-23270ST9500430SS9FY246-004AMD522-25BUP-20-6-4E172939103D10-351388-11NovellusShieldAdapter17-315149-00TEB404-12/FDXAppliedMaterial0242-17147AppliedMaterials0242-31131AMAT0240-07026AB2UY1003JR408AM43KumkangQuartz716-049806-001VALVESLIT082509AMAT3700-04666STR2-M-32-120C-1044-354-0001CT030-009000-1TEL2100-464523-12PBA300F-12CapShowerheadP/N:34556-00WGFG21KP3AppliedMaterials0190-08307AppliedMaterials0620-03763HDS721680PLAT80;CT050-003103-1AppliedMaterials;0150-12065C-3532-145-0101AppliedMaterials0140-15821AppliedMaterials;0620-00117JWS300-24AppliedMaterials0150-19783AppliedMaterials;0190-1557SPPRRUXF13M86-027097-12ENGINEERED001-07377-303ADT53640'4CNS80AMC1-F-C1HCWNT01PSTDS225064-16,DS2250X87-22500-000FabworxMachined001-0669-01ZE11-9649-0ZE11-9656-0MK060531FSI930916-020AppliedMaterials0050-82179FDB3030WL11AS-568C-3212-008-0001PBA150F-24-N1OmronDRT2-ID16GC77PHF11GFS44WLTDMB3M3600007411R1TorrAS-568LS2208-1AZR0100DRLS2208-SR20001RPGB2APR014HWG2S02WW2/N1M130497AppliedMaterials0242-29469AS-568DFA1UG001ENP64,DFA1UG003ENP64TX583519-120-2807D37423000PALLFilterPHD22ANMEH23PALLfilterPFT30-10UE-M3,T8745915000PHD22UG003EH11CMOHL01150S06FR-10-PScrewMachSKTHD1/4-203/4LSST;3690-01942[Kiyo45]CeramicGasInjector;716-012639-125AS377O-Ring-Viton;3700-01097C-3570-675-0021ZFC100-06BAS-568O-RingK#226Compound9100EbaraTechnologies;C-3100-000-4000,AS-568O-RingK#225Compound9100SENSOR-PHOTO;EX-13BAB1A0103JAppliedMaterials;0242-32220SAESOL0190-77167(U13)OsnabruckUV-ProbeUVS5Z,84333025A.0648-9780C-1030-002-11013ZOT001654,001-5623-13CT2986-401260-13EfectorSensor14-8886-0113M27-050445-11(S)AppliedMaterials0190-08047CDG1BA32-625-H7A1L-X142USAppliedMaterials;L15-300620-03161Plansee;11611400,JWS150-24/AESF150-24FujiElectricFASG53CWEIDMULLERCONNECTPOWER8708670000B60S3M327U;023-002769-1CS049-001162-1C-5314-050-0001DFA1Y005FL4N2-SSAS-568O-RingK#127Compound9100ADW08193SSPM2-C101SGLFPF610VM6/8MAS-568O-RingK#030Compound9100NewlylistedDwyer;170563-00AS-568O-RingK#123Compound9100Morisei;O-Ring;100121105,G550AS-568O-RingK#120Compound9100AS-568O-RingK#119Compound9100KSP1-125731SEIKONAP-0112-025SS0112-025AS8VS-06024D-LinkDSS-16KalrezUltraPureAS-568AppliedMaterials0150-76647PS-T1N;12-24VDCAS-568O-RingK#109Compound9100AS-568O-RingK#111Compound9100AS-568O-RingK#108Compound9100DwyerInstruments169589-00OSRAM;NAED54726RR-LEE-L911-GPMT1P00009)