6KA 10kA Miniature Circuit Breaker
Model:ALF-63N/H Series
CDADA 6kA 10kA miniature circuit breakers are the premier choice for bulk procurement, offering high-breaking capacity compliant with IEC60898 standards. This MCB is engineered for stable circuit protection in residential and industrial power systems. Featuring a compact flame-retardant design and fast thermal-magnetic tripping, it ensures safety against overloads and short circuits. Easy to install on 35mm DIN rails, it units deliver a long service life and reliable performance for global electrical distributors and contractors.
ALF-63N/H series high breaking 6KA 10kA Miniature Circuit Breaker (MCB), conforms to IEC60898 standard, MCB has the characteristic of reliable performance, precise protective function, short release time ,and high break capacity, small volume as well. It is widely used in and overload of contactors, switchgear, and electric apparatus.
Contact CDADA and choose us as your manufacturer, we can offer OEM/ODM services.
Characteristic Curve
Technical Specification
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ALF-63N/H Series 6KA 10kA Miniature Circuit Breaker |
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Standard |
EN/IEC60898-1 |
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Breaking capacity(kA) |
6,10 |
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Protection |
Against overload and short circuit |
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Rated current(A)In |
1,2,3,4,6,10,13,16,20,25,32,40,50,63 |
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Rated voltage(V) |
1PAC 230/400,240/415 |
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1P+N,2P,3P,3P+N,4PAC400/415 |
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Rated impulse withstand voltage Uimp(kV) |
4 |
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Rated insulation voltage Ui(V) |
500 |
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Energy limiting cass |
3 |
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Ambient temperature(℃) |
-25~+40,Max.95%humidity |
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Thermal operating limit |
1.13xln No tripping within an hour |
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1.45xIn Tripping within an hour |
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Magnertic operating |
B:(3-5)xIn,C:(5-10)xIn,D:(10-20)xIn |
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Number of poles |
1P,1P+N,2P,3P,3P+N and 4P |
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Type of trip |
Thermal/magnetic release |
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Terminal capacity |
16mm² flexible or 25mm² rigid up to 25A ratings |
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25mm²flexible or 35mm²rigid from 32A to 63A ratings |
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Protection degree |
IP20 |
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Installation |
Mounting on 35mm DIN rail |
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Width |
17.8mm per pole |
Circuit breaker release characteristic
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NO. |
Rated current of release(A) |
Initial state |
Test current |
Specified time |
Result to be obtained |
Remarks |
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1 |
1-63 |
cold state |
1.13In |
t≤1h |
Non-trip |
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2 |
1-63 |
upon the previous test |
1.45ln |
t<1h |
trip |
Setting current up to specified value steadily in 5s |
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3 |
In≤32 |
cold state |
2.55In |
1s<t<60s 1s<t<120s |
trip |
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In>32 |
||||||
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4 |
1-63 |
cold state |
3In |
t≤0.1s |
Non-trip |
B type |
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5In |
t<0.1s |
trip |
B type |
|||
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5In 10ln |
t≤0.1s |
Non-trip |
C type |
|||
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10In |
t<0.1s |
trip |
C type |
|||
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20ln |
t≤0.1s |
Non-trip |
D type |
|||
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t<0.1s |
trip |
D type |
Endurance(Operations)
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Category |
Operation Cycles |
Operation frequency |
Rated current |
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Electrical endurance |
4000 |
240/h |
1-32 |
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120/h |
40-63 |
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Mechanical endurance |
10000 |
240/h |
1-63 |
Features
★ Ultra-High Short-Circuit Breaking Capacity
Advanced arc control technology achieves higher interruption capacity compared to industry standards, ensuring reliable protection for industrial-grade electrical systems under extreme fault conditions.
★ Dual-Mode Connection Interface
Integrated hybrid terminal design supports both rigid busbar docking and flexible cable clamping, enabling tool-free adaptation to diverse installation scenarios while reducing wiring time by 40%.
★ Energy-Storage Mechanism for Longevity
Spring-assisted operating system with 10,000 mechanical cycles endurance, featuring wear-compensation technology
★ Advanced Composite Enclosure
with with fame-retarcant,heat-resistant, and impulse-proof properties integrated arc-quenching chambers for contained fault events.
★ Dynamic Current-Limiting Topology
Intelligent let-through energy suppression reduces peak fault currents by 65-80%, enabling downstream device specification optimization with 30% overall system cost reduction potential.
Outline dimensions
Application Scenarios
★ Residential: Consumer units and distribution boards for home safety.
★ Industrial: Protection of contactors, switchgear, and heavy electric apparatus.
★ Commercial: Office buildings and shopping malls requiring high-breaking reliability.
Quality Control & Standard Testing
★ Every CDADA MCB undergoes rigorous testing to ensure compliance with IEC60898-1:
★ Thermal Tripping Test: Verified at 1.13In (non-trip) and 1.45In (trip within 1 hour).
★ Magnetic Tripping Test: Precise release testing for B, C, and D characteristics.
★ Electrical Endurance: Tested for 4,000 operation cycles.
★ Mechanical Endurance: Verified for 10,000 cycles.
Factory Strength & Support
Shanghai DADA Electric Co., Ltd. is a leading manufacturer with advanced production lines and a professional engineering team. We provide:
★ Customized OEM/ODM services for global brands.
★ State-of-the-art testing equipment to ensure zero-defect delivery.
★ Global Logistics Support: Optimized packaging for sea and air freight to ensure products arrive in perfect condition.
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Send Inquiry
Contact Info
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Address
No. 171, Yezhuang Road, Zhuangxing Town, Fengxian District, Shanghai, China
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Tel
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E-mail
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