{"id":1452,"date":"2024-03-13T18:33:46","date_gmt":"2024-03-13T18:33:46","guid":{"rendered":"https:\/\/www.meierenergy.com\/produit\/ctk88-open-core-current-transformer-for-cable-and-bar-from-400-to-2000a\/"},"modified":"2024-11-17T13:29:08","modified_gmt":"2024-11-17T13:29:08","slug":"ctk88-open-core-current-transformer-for-cable-and-bar-from-400-to-2000a","status":"publish","type":"product","link":"https:\/\/www.meierenergy.com\/en\/product\/ctk88-open-core-current-transformer-for-cable-and-bar-from-400-to-2000a\/","title":{"rendered":"CTK88
Open-core current transformer for cable and bar from 400 to 2000A<\/span>"},"content":{"rendered":"

Technical Specifications<\/h3><\/div><\/div><\/div>
Transformation ratio<\/h6><\/div>
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    From 250\/5A to 2000\/5A<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

    Nominal Power<\/h6><\/div>
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      Up to 30VA<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

      Accuracy Class<\/h6><\/div>
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        Class 1.0 or Classe 0.5 depending on the size<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

        Terminal<\/h6><\/div>
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          Screw-covered terminals<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

          Box<\/h6><\/div>
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            Polycarbonate. Self-extinguishing<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div><\/div><\/div>

            Mounting<\/h6><\/div>
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              On cable or bar<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

              Operating <\/span>ambient temperature<\/h6><\/div>
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                -25 C ~ +85 C<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

                Primary conductor<\/h6><\/div>
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                  80 x 80 mm<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

                  Round conductor<\/h6><\/div>
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                    Diameter 80 mm<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

                    Number of inputs<\/h6><\/div>
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                      1 input<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

                      Short-time<\/span> thermal current<\/h6><\/div>
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                        Ith = 60 kA<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

                        Continuous<\/span> thermal current<\/h6><\/div>
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                          \n

                          Id=1 * In<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div><\/div><\/div>

                          Nominal frequency<\/h6><\/div>
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                            50Hz \u2026 60Hz<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

                            Overvoltage current<\/span> limiting factor<\/h6><\/div>
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                              FS 5<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

                              Test voltage<\/h6><\/div>
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                                \n

                                3kV for 1min<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

                                System Max Voltage<\/h6><\/div>
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                                  0.72kV<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div>

                                  Applicable Standards<\/h6><\/div>
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                                    IEC 60044-1<\/p>\n<\/div><\/li>

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                                    \n

                                    IEC 61869-2<\/p>\n<\/div><\/li>

                                  • <\/i><\/span>
                                    \n

                                    VDE 0414-1<\/p>\n<\/div><\/li>

                                  • <\/i><\/span>
                                    \n

                                    DIN57414<\/p>\n<\/div><\/li>

                                  • <\/i><\/span>
                                    \n

                                    BS3938<\/p>\n<\/div><\/li>

                                  • <\/i><\/span>
                                    \n

                                    BS7626<\/p>\n<\/div><\/li>

                                  • <\/i><\/span>
                                    \n

                                    EN 61869-2<\/p>\n<\/div><\/li><\/ul><\/div><\/div><\/div><\/div><\/div>

                                    <\/div><\/div><\/div><\/div><\/div><\/div>

                                    Diagrams and Dimensions<\/h3><\/div><\/div><\/div>
                                    <\/span><\/div><\/div><\/div>
                                    <\/div><\/div><\/div><\/div><\/div><\/div>

                                    Reference Tables<\/h3><\/div><\/div><\/div>
                                    \n