Electrical parameters
Confirm rated voltage, current, frequency, short-circuit duty, insulation levels and operating sequence.
قاطع مدار فراغي
قاطع مدار فراغي
ZW20-12 series outdoor vacuum circuit breaker (hereinafter referred to as circuit breaker) is distribution equipment of three-phase alternative current 50Hz which voltage rated at 12kV,it's mainly used for breaking and making load current,overload current, and short-circuit current in power system.It's suitable for use as protection and control in urban and rural power network, more suitable for places where are frequently operated.
نظرة عامة
محول الفراغ
Vacuum Circuit Breaker for Medium-Voltage Switching
Vacuum Circuit Breaker is presented for medium-voltage switching and protection projects. The authenticated supplier source provides product-specific construction notes and technical rows where published; use the exact model and installation duty for final selection.
- Product family
- Vacuum switching
- Installation duty
- Medium voltage
- مقياس المرجع
- قاطع مدار فراغي
- Final rating
- تأكيد بالرسم
The page keeps the supplier’s model identity and source tables where available. Confirm the applicable IEC/GB standard, rated voltage, current, breaking capacity and project acceptance documents before ordering.
Published technical data
Vacuum Circuit Breaker Technical Parameters
Use the source data below as the starting point for engineering review. Keep voltage class, continuous current, short-circuit duty, operating mechanism and installation environment together when selecting a breaker.
Published source table 1
| الجهد المقنن | كيلوفولت | 12 |
|---|---|---|
| 1 min rated power-frequency withstand voltage (effective value) | كيلوفولت | Phase to phase:42 Phase to ground:42 Fracture:48 |
| Rated lightning impulse withstand voltage (peak value) | كيلوفولت | Phase to phase:75 Phase to ground:75 Fracture:85 |
| التيار المقنن | A | 630 |
| التردد المقدر | هيرتز | 50 |
| Rated short-circuit breaking current(effective value) | كا | 12.5 16 20 25 |
| Rated short-circuit making current(peak value) | كا | 31.5 40 50 63 |
| Rated peak withstand current | كا | 31.5 40 50 63 |
| 4s rated short-circuit withstand current (effective value) | كا | 12.5 16 20 25 |
| Rated operation sequence | open-0.3s-close open-180s-close open | |
| Rated short-circuit breaking current breaking times | times | 30 |
| Mechanical life | times | 10000 |
| Second-time circuit 1 min power-frequency withstand voltage | V | 2000 |
| Weight | Kg | 145 |
Published source table 2
| Contact distance | مم | 9±1 |
|---|---|---|
| Contact ultra travel | مم | 3±1 |
| Contact bouncing time on closing | ms | ≤2 |
| Three-phase non-synchronous opening | ms | ≤2 |
| Average opening speed | m/s | 0.65±0.2 |
| Average closing speed | m/s | 1.2±0.2 |
| Closing time | ms | 30~100 |
| Opening time | ms | 25~60 |
| Central distance of interphase | مم | 275 |
| Main circuit resistance | μΩ | ≤120 |
| SF6 gas pressure | Mpa | 0 |
Values shown are transcribed from the target listing where the authenticated source publishes them. Confirm the exact model row, unit, test condition and revision before using any value in a purchase specification.
قائمة التحقق من الاختيار
Specify the Vacuum Circuit Breaker for the Network
- Define the electrical duty. State rated voltage, continuous current, frequency, short-circuit breaking current, making current and insulation levels.
- Choose the construction. Confirm outdoor or indoor installation, common-box or pole-mounted arrangement, vacuum interrupter and insulation medium.
- Match the operating mechanism. Specify manual, motor or stored-energy operation, trip/close coil voltage, auxiliary contacts and control interface.
- Check the site environment. Provide altitude, ambient temperature, humidity, pollution, wind, seismic and enclosure requirements.
- قائمة الوثائق والكمية. Include drawings, wiring diagram, routine-test evidence, packing, destination market and delivery requirements in the RFQ.
الحدود الخاصة بالتكوين والإمداد
Review the Vacuum Circuit Breaker Configuration
The supplier listing identifies a vacuum-circuit-breaker model family. State the exact model code and switching arrangement so the quotation does not mix ratings or accessories from another series.
Mechanism and controls
Specify stored-energy mechanism, motor and coil voltages, auxiliary contacts, interlocks and local/remote control.
Structure and environment
Confirm pole arrangement, insulation housing, enclosure, altitude, temperature, pollution and installation interface.
الحدود التجارية
Quantity, packing, delivery schedule, private label and project documents remain subject to technical review and quotation.
حجم الشركة
فورتو بإيجاز
تُذكر FUERTE عام 1985 باعتباره عام تأسيسها، كما تُذكر وجود أكثر من 220 موظفاً وتخطيط مساحة تبلغ 36,000 متر مربع. وتوفر هذه الأرقام التي نشرها الموردون السياق اللازم لتصنيع المشروع ودعمه.
- عمليات المصنع
- التجربة والتفتيش
- دعم التصدير
1985
تأسست في
تاريخ الشركة حسبما نشرته الشركة
220+
الموظفون
قياس القوة العاملة المنشورة
36,000 متر مربع
منطقة المبانى
التواجد المكتبي المعتمد
التصنيع باستخدام التصميم الخاص بالعميل
دعم ODM
خاضعاً لمراجعة فنية
قدرة التصنيع حسب الطلب (OEM) وODM
Custom Support for Vacuum-Breaker Projects
يتضمن نطاق أعمال FUERTE المطبوعة في مجال تصنيع المعدات الأصلية والتصنيع بالتوافق مع العلامة التجارية، تركيب الأجهزة، لوحات الاسم، التغليف، وعلامات الشحن.
-
Electrical configurationReview voltage class, current rating, insulation levels and service conditions.
-
واجهة ميكانيكيةConfirm pole structure, operating mechanism, fittings and mounting dimensions.
-
وثائق المشروعState drawings, wiring, marking, packing, shipping marks and acceptance-document requirements before quotation.
الأسئلة الشائعة
Vacuum Circuit Breaker FAQ
Which values should be matched first?
Start with rated voltage, continuous current, short-circuit breaking capacity, insulation levels, operating sequence and installation environment.
Are ratings interchangeable between vacuum-breaker series?
No. Confirm the exact model code and source table. Do not transfer ratings, dimensions or accessories from a similar-looking series.
Can the controls and fittings be customized?
تُصدر FUERTE نسخة من معدات التركيب ومواصفات المشروع كخدمة OEM/ODM. وتعتمد التوافر على المراجعة الفنية.
ما الذي يجب تضمينه في طلب عرض الأسعار؟
State model, rated voltage, current, breaking duty, mechanism and coil voltages, mounting interface, quantity, destination and required documents.
استعراض التكوين
Send the Vacuum Circuit Breaker Requirements
Provide rated voltage, current, breaking duty, insulation levels, mechanism, dimensions, mounting details, quantity, destination market and required documents.
المنتجات ذات الصلة
طلب عرض أسعار مخصص
هل ترغب في الحصول على هذا المنتج؟ قم بتعبئة النموذج أدناه وسيقوم فريق المبيعات لدينا بالرد عليك في غضون 24 ساعة.
هل أنت مستعد لمناقشة متطلبات مشروعك؟
لا تتردد في ترك رسالة للاستشارة. سنقدم لك المزيد من خيارات الخدمة.