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Gambaran Keseluruhan Unit Kawalan Teluk ABB REC670:

  • Fungsi: Kawalan, perlindungan dan pemantauan pelbagai jenis ruang dalam rangkaian kuasa
  • Aplikasi: Sangat sesuai untuk sistem kawalan dengan IED kawalan teragih di semua ruang dengan keperluan kebolehpercayaan yang tinggi
  • Keserasian Voltan: Boleh digunakan sehingga tahap voltan tertinggi
  • Kesesuaian: Berkenaan untuk mengawal semua radas dalam sebarang jenis susunan gear suis

Data Asas:

  • Nisbah Transformer Semasa:

    • Untuk 2000/1 A CT: Digunakan untuk pengukuran arus tinggi, nisbah 2000 amp primer kepada 1 amp sekunder.
    • Untuk 100/5 A CT: Digunakan untuk pengukuran arus rendah, nisbah 100 amp primer kepada 5 amp sekunder.
  • Kelas CT:

    • Untuk 2000/1 A CT: Kelas 5P20, menunjukkan beban 20 VA dan kelas ketepatan 5%.
    • Untuk 100/5 A CT: Kelas 5P20, menunjukkan beban 10 VA dan kelas ketepatan 5%.
  • Rintangan Sekunder:

    • Untuk 2000/1 A CT: 6.2 ohm
    • Untuk 100/5 A CT: 0.26 ohm
  • Rintangan Gelung Kabel:

    • Untuk 2000/1 A CT: Kurang daripada 100 m (2.5mm^2), menghasilkan rintangan 0.8 ohm pada 75°C.
    • Untuk 100/5 A CT: Kurang daripada 50 m (2.5mm^2), menghasilkan rintangan 0.4 ohm pada 75°C.
  • Arus Kerosakan Maks:

    • Untuk kedua-dua CT: Terhad oleh arus kerosakan terkadar gear suis, dengan maksimum 40 kA.
  • Catatan:

    • Rintangan gelung kabel dikekalkan rendah untuk mengehadkan penurunan voltan dan memastikan ukuran yang tepat.
    • Dalam kes arus kerosakan bumi yang tinggi, kabel dua hala mungkin diperlukan.
    • Arus sesar maksimum dihadkan oleh reaktans reaktor, dengan arus masuk biasanya sekitar 800 A.
Related Tags:
Is our price competitive?
Topbrands collaborates with over 50 countries worldwide. As a leading supplier in China, we can provide significant discounts to customers based on market demand.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What payment methods do we accept?
We accept 100% T/T (Telegraphic Transfer) before shipping. For items with a lead time, a 30% deposit is required in advance, with the remaining 70% balance due before shipping. If you have an agent in China, please contact us for RMB transfer.
What is the warranty period?
We offer a standard one-year warranty for all new and original items.
What shipping methods do we use?
We primarily utilize carriers such as FedEx, DHL, UPS, BRE, etc. If you have an account with any of these carriers, you can arrange the shipping yourself. Additionally, we offer free shipping to China freight forwarders.
What is our delivery time?
Typically, delivery takes around 1-3 days after receiving the advance payment. For items with a quoted lead time, delivery will occur as per the specified lead time.
How do we package the goods?
Our packaging process involves multiple layers of protection. Initially, the product is placed in its original box, sealed with a label. Then, we add a layer of bubble wrap to safeguard against collisions during transportation. Finally, all products are securely packed in sturdy boxes for further protection.
How can customers contact us and request a quote?
Customers can inquire via email, WhatsApp, WeChat, Skype, or any preferred communication platform. Simply reach out to us, and we'll promptly provide a quote tailored to your needs.

Topbrands PLC Limited is a top supplier of genuine new PLC and DCS parts, serving over 50 countries globally. We offer high-quality products from renowned brands like Bently Nevada, Honeywell, ABB, and more. With our warehouse in China stocking up to 30,000 pieces, we ensure rapid delivery to meet urgent order needs while maintaining competitive pricing to save our customers' budgets. Learn more...

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