AC1075

AC1075 • 75 Amp Current Transformer Low Cost 50/60Hz Current Transformers Applications • Sensing Overload Current • Ground fault detection • Metering • Analog to Digital Circuits • Competitive pricing due to high volume production • Manufactured in an ISO-9001:2000, TS-16949:2002 and ISO-14001:2004 certified Talema facility • Fully RoHS compliant Electrical Specifications @ 20°C ambient E lectrical S p ecificatio n s Primary Current 75A nom., 200A max. Turns Ratio 1000:1 nominal Volt per Amp Ratio at 75A for 100 ohm load 0.100 V/A Volt per Amp Ratio at 7.5A for 100 ohm load 0.0984 V/A DC Resistance at 20°C 24 ohms Dielectric Withstanding Voltage (Hi-pot) 4KVrms Mechanical Specifications C a se Encapsulant Flammibility Terminals Marking Approximate Weight Tolerance Polycarbonate Epoxy Conforms to UL94-VO Pins Ø 1.0mm TALEMA Date Code (W/Y) AC1075, Dot at start pin E n viro n men tal S p ecificatio n s Storage Temperature Insulation Resistance -55° to +130°C 100 megohms min. 10000 %RE vs RL at Rated primary current (AC1075) 65.2 grams ±0.2mm Output Volts vs Input Current For various ohmic loads Load resistance RL in ohms 1000 100 100 Infinity 10K Output Voltage in Volts 10 5K 2K 1K 500 -200 0 200 400 600 800 1000 1200 1400 Percent ratio error in % 10 200 Typical Excitation Curve (AC1060~AC1075) 100 100 50 Sec RMS Exciting Voltage in Volts 10 1 10 100 Input Current in Amps 1000 1 Dimensions 38.10 15.90 0.1 0.01 0.1 1 10 Sec RMS Exciting Current in mA 38.10 TALEMA INDIA W/Y AC1075 Ø14.60 5±1mm Ø 1.016 2 3 33.00 1 2.85 Notes: 1) Unless requested, the terminating resistor and the one-turn primary are not supplied 2) Pin 3: Normally for mechanical support only but will be used on center tapped designs 1 I - Turn Primary 75A 75mA 2 3 RL 1W 7.5V 100 ohms 10.16 Germany: Int.+49 89 - 841 00-0 • Ireland: Int.+35 374 - 954 8666 • Czech Rep: Int.+420 377 - 338 351 • India: Int.+91 427 - 244 1325 http://www.talema-nuvotem.com (06-06)CT’s\AC1075