The models of this series are as follows:ProductModelNo.ACcurrenttransducerN3-AD-1ACcurrenttransducerS3(T)-AD-1ACcurrenttransducerS3-AD-1singlephasevoltagetransducerN3-VD-1singlephasevoltagetransducerS3(T)-VD-1singlephasevoltagetransducerS3-VD-1ACcurrenttransducerN3-AD-1SACcurrenttransducerS3(T)-AD-1SACcurrenttransducerS3-AD-1SAcvoltagetransducerN3-VD-1SAcvoltagetransducerS3(T)-VD-1SAcvoltagetransducerS3-VD-1SPowercontrollerN3(T)-∑WR(S)PowercontrollerS3-∑WR(S)PowercontrollerS3(T)-∑WR(S)FrequencytransmitterNS-FDFrequencytransmitterS3-FDFrequencytransmitterS3(T)-FD3phase3wirereactive¤ttransducerN3-RAD3phase3wirereactive¤ttransducerS3(T)-RAD3phase3wirereactive¤ttransducerS3-RADthreephaseACcurrenttransducerN3-AD-3threephaseACcurrenttransducerS3(T)-AD-3threephaseACcurrenttransducerS3-AD-3threephaseAcvoltagetransducerN3-VD-3threephaseAcvoltagetransducerS3(T)-VD-3threephaseAcvoltagetransducerS3-VD-33phase3wirePowerfactortransducersN3-PD-33phase3wirePowerfactortransducersS3(T)-PD-33phase3wirePowerfactortransducersS3-PD-3NegativesequencecurrenttransducerN3-AND-33phase3wirevar-hourtransducerS3-RHD-33phase3wirevar-hourtransducerN3-RHD-33phase3wirevar-hourtransducerS3(T)-RHD-3ReactivepowertransducerS3-RD-3SReactivepowertransducerN3-RD-3S3phase3wirevar&var-hourtransducerS3-RHR-33phase3wirevar&var-hourtransducerN3-RHR-33phase3wirevar&var-hourtransducerS3(T)-RHR-33phase3wirevartransducerS3-RD-33phase3wirevartransducerN3-RD-33phase3wirePhaseAngletransducerS3-UD-33phase3wirePhaseAngletransducerN3-UD-33phase3wirePhaseAngletransducerS3(T)-UD-33phase3wirewatt-hourtransducerS3(T)-WHD-33phase3wirewatt-hourtransducerN3-WHD-33phase3wirewatt-hourtransducerS3-WHD-33phase3wirevartransducer(2output)S3(T)-WD-3S3phase3wirevartransducer(2output)N3-WD-3S3phase3wirevartransducer(2output)S3-WD-3S3phase3wireactive¤ttransducerN3-WAD3phase3wireactive¤ttransducerS3(T)-WAD3phase3wireactive¤ttransducerS3-WAD3phase3wireunbalancedloadwatt&vartransducerS3-RD-3(3T)3phase3wireunbalancedloadwatt&vartransducerN3-RD-3(3T)3phase3wireunbalancedloadwatt&vartransducerS3(T)-RD-3(3T)3phase3wirewatt&watt-hourtransduceS3(T)-WHW-33phase3wirewatt&watt-hourtransduceN3-WHW-33phase3wirewatt&watt-hourtransduceS3-WHW-33phase3wireunbalancedloadwatttransducerN3-WD-33phase3wireunbalancedloadwatttransducerS3(T)-WD-33phase3wireunbalancedloadwatttransducerS3-WD-33phase4wirePowerfactortransducersN3-PD-3A3phase4wirePowerfactortransducersS3(T)-PD-3A3phase4wirePowerfactortransducersS3-PD-3ANegativesequencecurrenttransducerN3-AND-3A3phase4wirevar-hourtransducerS3-RHD-3A3phase4wirevar-hourtransducerN3-RHD-3A3phase4wirevar-hourtransducerS3(T)-RHD-3A3phase4wirevartransducer(2output)S3-RD-3AS3phase4wirevartransducer(2output)N3-RD-3AS3phase4wirevartransducer(2output)S3(T)-RD-3AS3phase4wirevar&var-hourtransducerS3-RHR-3A3phase4wirevar&var-hourtransducerN3-RHR-3A3phase4wirevar&var-hourtransducerS3(T)-RHR-3A3phase4wirevartransducerS3-RD-3A3phase4wirevartransducerN3-RD-3A3phase4wirevartransducerS3(T)-RD-3A3phase4wirePhaseAngletransducerS3-UD-3A3phase4wirePhaseAngletransducerN3-UD-3A3phase4wirePhaseAngletransducerS3(T)-UD-3A3phase4wirewatt-hourtransducerS3(T)-WHD-3A3phase4wirewatt-hourtransducerN3-WHD-3A3phase4wirewatt-hourtransducerS3-WHD-3A3phase4wirewatttransducer(2output)S3(T)-WD-3AS3phase4wirewatttransducer(2output)S3-WD-3AS3phase4wirewatttransducer(2output)N3-WD-3AS3phase4wireunbalancedloadwatt&vartransducerS3-RD-3AT3phase4wireunbalancedloadwatt&vartransducerN3-RD-3AT3phase4wireunbalancedloadwatt&vartransducerS3(T)-RD-3AT3phase4wirewatt&watt-hourtransducerS3(T)-WHW-3A3phase4wirewatt&watt-hourtransducerN3-WHW-3A3phase4wireunbalancedloadwatttransduceS3(T)-WD-3A3phase4wireunbalancedloadwatttransduceN3-WD-3A3phase4wireunbalancedloadwatttransduceS3-WD-3A3phaseACcurrenttransducerN3-AD-3T3phaseACcurrenttransducerS3(T)-AD-3T3phaseACcurrenttransducerS3-AD-3T3phaseAcvoltagetransducerN3-VD-3T3phaseAcvoltagetransducerS3(T)-VD-3T3phaseAcvoltagetransducerS3-VD-3TTemperaturetransmitterS4X-DTTemperaturetransmitterS3(T)-TT-RTemperaturetransmitterS3-TT-RTemperaturetransmitterN3-TT-RReactivepowertransducerS3(T)-RD-3SReactivepowertransducerS3(T)-RD-3PhaseAngletransducerN3-UD-1PhaseAngletransducerS3(T)-UD-1PhaseAngletransducerS3-UD-13phase4wirewatt&watt-hourtransducerS3-WHW-3ADcisolationtransducerNS-DTDcisolationtransducerS3(T)-DTDcisolationtransducerS3-DTDcisolationtransducerS4X-DT