AC1050

AC1050 • 50 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 50A nom., 125A max. Turns Ratio 1000:1 nominal Volt per Amp Ratio at 50A for 100 ohm load 0.100 V/A Volt per Amp Ratio at 5A for 100 ohm load 0.098 V/A DC Resistance at 20°C 49.3 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) AC1050, 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. %RE vs RL at Rated primary current (AC1050) 10000 47.3 grams ±0.2mm Load Resistance RL in ohms 1000 Output Volts vs Input Current For various ohmic loads 100 100 Infinity Output Voltage in Volts 10K 5K 2K 1K 500 200 100 10 0 200 400 600 800 1000 Percent ratio error in % 10 Typical Excitation Curve (AC1040~AC1050) 100 1 50 Sec RMS Exciting Voltage in Volts 10 0.1 10 Input Current in Amps 100 1 Dimensions 34.90 14.30 0.1 0.01 0.1 1 10 Sec RMS Exciting Current in mA 34.90 TALEMA INDIA W/Y AC1050 Ø14.60 5±1mm Ø 1.016 2 3 25.40 1 2.08 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 10.16 I - Turn Primary 50A 50mA 3 2 RL 1/4W 5.0V 100 ohms 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\AC1050