ACX Series High Accuracy Current Transformer Primary current range 50-150A 1% accuracy Operating frequency 50/60Hz Turns ratio 2500:1 Rated burden resistance 33 Ω Dielectric with stand voltage 4KVrms Operating temperature range -40 to +85ºC All materials UL94-V0 Electrical Specifications @ 20°C Part No Winding Resistance Ω Current Rating in A 50 75 ACX-1050 ACX-1075 ACX-1100 ACX-1150 171 227 155 135 100 150 Dimensions A B 23.80 23.80 30.20 30.20 34.90 34.90 38.10 38.10 C Ø9.50 Ø11.40 Ø14.60 Ø14.60 D 11.12 14.30 14.30 15.90 E 15.24 20.32 25.40 33.00 F 7.62 10.16 10.16 10.16 G 1.75 2.08 2.08 2.85 Pins Ø0.80 Ø1.00 Ø1.00 Ø1.00 Mechanical Drawing A B D TALEMA INDIA W/Y ACX-XXXX 5±1mm Long C 2 3 1 1 3 2 Terminal Pins G 2 1 F E 3 3 Compliance RoHS Notes 1. Dimensions unit : mm, Dimensional Tolerance : ±0.25mm(Unless specified), Pin Pitch Tolerance : ±0.10mm 2. Pin 3 for mechanical support only Germany: Int.+49 89 - 841 00-0 • Ireland: Int.+35 374 - 954 8666 • Czech Rep: Int.+420 37 - 744 9303 • India: Int.+91 427 - 244 1325 Initial Release May-12 Page 01 http://www.talema-nuvotem.com ACX Series High Accuracy Current Transformer ACX-1050 Input Current Vs Output Voltage Output Voltage in V 1.00 0.80 0.60 33Ω 0.40 0.20 0 00 0.00 0 10 20 30 40 50 60 70 Input Current in A ACX-1075 Input Current Vs Output Voltage Output Voltage in V 1.4 12 1.2 1.0 0.8 33Ω 0.6 0.4 0.2 0.0 0 50 100 Input Current in A ACX-1100 Input Current Vs Output Voltage 2.00 Outputt Voltage in V 1.75 1.50 1.25 1.00 33Ω 0 75 0.75 0.50 0.25 0.00 0 50 100 150 Input Current in A ACX-1150 Input Current Vs Output Voltage Output Voltage in V 3.0 2.5 2.0 33Ω 1.5 1.0 05 0.5 0.0 0 50 100 150 200 Input Current in A Germany: Int.+49 89 - 841 00-0 • Ireland: Int.+35 374 - 954 8666 • Czech Rep: Int.+420 37 - 744 9303 • India: Int.+91 427 - 244 1325 http://www.talema-nuvotem.com Initial Release May-12 Page 02