PXB6HDC-125M DC Miniature Circuit Breaker
Product Features
■ Configurable & Flexible: Available in 1P to 4P configurations with cuurrent ratings from 63A to 125A, allowing precise matching to your systen topology and load requirements.
■ High Dielectric Performance: Rated for 1000 V insulation and 6 kV impulse withstand voltage, ensuring maximum reliability under transient overvoltages.
■ Broad Voltage Coverage: Supports DC systems from 250V (1P) up to 1000V (4P)
Ordering Specification
Please specify the following when ordering:
1.Product Model: PXB6HDC-125M
2.Number of Poles: 1P, 2P,3P, 4P
3.Rated Current : [e.g., 125A]
- Rated Current (In): 63,80,100,125A
5.Quantity: [e.g., 100 pcs]
Ordering Example:
PXB6HDC-125M 2P 125A 100 pcs
Type designation
Dimensions(mm)
Technical Specifications
| Parameter | |
| Rated Voltage (V) | 1P DC250V 、2P DC500V 、3P DC750V 、4P DC1000V |
| Rated Current (A) | 63,80,100,125 |
| Rated Insulation Voltage (Ui) | 1000V |
| Rated impulse withstand voltage Uimp(kV) | 6 |
| Number of Poles | 1P,2P,3P,4P |
| Ultimate Breaking Capacity (Icu) (kA) | 6 |
| Service Breaking Capacity (Ics) (kA) | 6 |
| Mechanical Life (operations) | ≥ 10,000 operations |
| Electrical Life (operations) | ≥ 1,500 operations ( at rated conditions) |
| Pollution Degree | 3 |
| Protection Class | IP20 |
| Standard | GB/T 14048.2、IEC60947-2 |
Tripping Characteristics (Reference Temperature: 30℃)
| Item | Test Current (A) | Initial Status | Time limit for tripping or non-tripping | Expected result | Remarks |
| a | 1.05In | Cold | t ≤ 2h ( In > 63A) | Non-tripping | Current smoothly rises to specified value within 5s |
| t ≤ 1h ( In ≤ 63A) | |||||
| b | 1.3In | Following item a test | t < 2h ( In > 63A) | Tripping | |
| t < 1h ( In ≤ 63A) | |||||
| c | 2.55In | Cold | 1s < t < 60s ( In ≤ 32A) 1s < t < 120s ( In > 32A) |
Tripping | |
| d | 4In、8In、12In (±20%) | Cold | t ≤ 0.2s | Tripping | Circuit switched on by closing an auxiliary switch. Verifies rapid breaking capability. |
Note:The term “cold” means that the test is carried out at a reference calibration temperature without load before the test.
لماذا تختار CHAC
With 30+ years of manufacturing experience, 1100+ employees, 100M+ poles
annual capacity and 90% automated production, CHAC provides stable production capacity and strict
quality control for global OEM/ODM customers. Our in-house manufacturing system supports long-term
cooperation for electrical brands, importers and distributors.
30+
سنوات الخبرة
متخصص في تصنيع المعدات الكهربائية منخفضة الجهد
1100+
الموظفين
فريق محترف يضمن جودة ثابتة والتسليم
١٠٠ مليون+
السعة السنوية للأعمدة
قدرة إنتاجية واسعة النطاق لتلبية الطلب العالمي
90%
الإنتاج الآلي
الأتمتة المتقدمة لتحقيق كفاءة واتساق عاليين
خط التجميع الآلي
مختبر اختبار
Injection & Stamping
فحص الجودة
Strict quality control system ensures every product meets global standards.
ما الذي يمكننا تخصيصه؟
We support customization across branding, packaging, product appearance,
electrical specifications, certification requirements and engineering development. Whether customers
need private label products, market-specific parameters or new product development, CHAC can provide
flexible solutions based on project requirements.
الشعار والعلامة التجارية
طباعة شعارات مخصصة، نقش ليزر، وحلول لوحات الأسماء.
تعبئة وتغليف
تخصيص
صناديق وأغلفة وعلب وملصقات وكتيبات بألوان مخصصة.
كهربائي
تخصيص
Current, voltage, breaking capacity, trip curve and other
special functions.
منتج
مظهر
تخصيص لون الهيكل، ولون المقبض، والمظهر.
شهادة
دعم
Products comply with international standards and market
requirements.
الهندسة
تطوير
تقييم الرسم، اختبار النموذج الأولي، والإنتاج الضخم.
تنزيل
PXB6 Series Miniature Circuit Breaker
Complete product overview for low-voltage electrical components and product selection reference.
Need Technical Documents?
Contact us for datasheets, certificates, drawings, selection guidance or OEM/ODM project support.
Frequently Asked Questions
س1. هل تدعمون تخصيص المنتجات بناءً على متطلبات التصميم الخاصة بنا؟
A1:Absolutely. We specialize in OEM and ODM cooperation in the low-voltage electrical field and have provided customized services for many internationally renowned companies. We offer full-process support, including R&D design, parameter adjustments, and special material selection, ensuring the product fully meets your requirements.
س2: ما هي طاقتك الإنتاجية والحد الأدنى لكمية الطلب؟
A2: We operate a highly automated production base with an annual output of over 100 million poles for miniature circuit breakers. Our MOQ policy is flexible. We can provide competitive trial orders for small batches and dedicated production capacity guarantee plans.
س 3: ما هي الضمانات المقدمة لجودة المنتج والشهادات؟
A3: Our main products are certified with CCC, CE, CB, and more, and are sold in over 30 countries and regions worldwide. The company has established a dedicated Quality Operations Center that works with the business and production departments to implement full-process quality control, ensuring products meet international standards.
Q4: Do you have the capability for product R&D and turning concepts into reality?
A4: We have a complete R&D team and digital workshops, backed by extensive customization experience serving numerous international clients. From concept proposal and sample development to mass production, we provide end-to-end technical support to help bring your ideas to life.
