Transcription of PTC-Thermistors
1 Technical Data PTC acc. to DIN 44081/082 singletribleMax. operating voltage 3030 VRated response temperature NAT see ordering information CTolerance of NAT 5 5 KReproducibility of NAT R25 100 300 Resistance at a temperatureof NAT -5K 550 1650 Resistance at a temperatureof NAT +5K 1330 3990 Resistance at a temperatureof NAT +15K 4 12k Thermal response time ta 5 5sInsulation test voltage Uis AC VMax. operating temperature 200200 CMax. storage temperature 160160 CMin. storage temperature -25-25 CWeight characteristic curveacc. to DIN 44081/082 General information on PTC thermistorsSubject to technical modification without notice PTC single sensor miniPTC triple sensor miniApplicationPTC thermistors are used tomonitor temperature inmaschines and design ensures shortresponse times and Identification and Part NumbersThe colour of the connection leads identfies the rated responsetemperature.
2 These are defined in DIN 44081/082 RatedLead coloursMini singleMini tripletresponseouter / outerDIN 44081 DIN 44082temperature(inner: yellow)Part-NumberPart-NumberNAT in C60white/grey01 D 11601 D 45670white/brown01 D 11701 D 45780white/white01 D 11801 D 45890green/green01 D 11901 D 459100red/red01 D 20001 D 460110brown/brown01 D 21001 D 461120grey/grey01 D 22001 D 462130blue/blue01 D 23001 D 463140white/blue01 D 24001 D 468145white/black01 D 24501 D 464150black/black01 D 25001 D 469155blue/black01 D 25501 D 465160blue/red01 D 26001 D 470170white/green01 D 27001 D 466180white/red01 D 28001 D 467 PTC-ThermistorsEdition.
3 Group DKRIWAN Industrie-Elektronik GmbH Allmand 11 D-74670 Forchtenberg phone ++49-7947-822-0 fax ++49-7947-1288 e-mail: home: thermistors acc. to DIN44081 (triple sensors acc. toDIN 44082) are used toprotect electrical machinesagainst thermal thermistors have aneven steeper R/Tcharacteristic as that definedin the DIN standard. Thetemperature range is from 60to 180 C. PTC thermistorbeads with different ratedresponse temperatures canbe connected in series. Thispermits an optimal andeconomic thermal protection ofmachines and windings withdifferent limit temperatures.
