Ycb8-125PV 125A DC Miniature Circuit Breaker 6ka Solar Photovoltaic MCB
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Product Highlights
- High Voltage DC Support: Rated operating voltage reaches DC 1000V for solar PV systems.
- High Current Capacity: Rated current up to 125A with options for 63A, 80A, 100A, and 125A.
- Strong Breaking Capacity: Ultimate breaking capacity reaches 6kA for PV models.
- Long Electrical Life: Electrical life reaches 1000 times, suitable for 25-year PV cycles.
- Comprehensive Protection: Provides overload, short circuit, and isolation protection functions.
- Standard DIN Rail Mount: Easy installation using standard DIN35 rail with modular design.
- Wide Application Scope: Ideal for photovoltaic, industrial, civil, and communication systems.
- Certified Quality: Complies with IEC/EN 60947-2 standards and holds CE/CB certifications.
Product Attributes
- Customization
- Available
- Breaking Capacity
- Low Voltage Circuit Breakers
- Operation
- Electric Type
- Model NO.
- YCB8-125PV
- Speed
- Normal Type Circuit Breaker
- Arc-extinguishing Medium
- Air
- Installation
- DIN Rail
- Structure
- MCB
- Poles Number
- 1, 2, 3, 4
- Type
- Circuit Breaker
- Function
- Conventional Circuit Breaker
- Certification
- ISO9001-2000, CE, CB
- Rated Current in(a)
- 63A, 80A, 100A, 125A
- Rated Operational Voltage(Ue)
- DC 250V, 500V, 750V, 1000V
- Number of Poles
- 1, 2, 3, 4
- Installation Method
- DIN35 Standard Rail
- Electrical Life (Times)
- 1000
- Breaking Capacity ICU
- 6ka
- Protection Degree
- IP20
- Mechanical Life (Times)
- 20000
- Tripping Type
- Thermomagnetic
- Transport Package
- OEM/CNC
- Specification
- YCB8-125PV
- Trademark
- CNC
- Origin
- China
- Production Capacity
- 80000 Set/Sets Per Week
- Package Size
- 45.00cm * 30.00cm * 25.00cm
- Package Gross Weight
- 25.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description
YCB8-125 PV Photovoltaic DC MCB CIRCUIT BREAKER


The rated operating voltage of YCB8-125PV series DC miniature circuit breakers canreach DC1000V, and the rated operating current can reach 125A, which are used forisolation, overload and short circuit protection.
It is widely used in photovoltaic,industrial, civil, communication and other systems, and can also be used in DCsystems to ensure the reliable operation of DC systems.
| Standards | IEC/EN 60947-2 | ||||
| Number of poles | 1P | 2P | 3P | 4P | |
| Rated current of shell frame grade | 125 | ||||
| Electrical performance | |||||
| Rated working voltage Ue(V DC) | 250 | 500 | 750 | 1000 | |
| Rated current In(A) | 63,80,100,125 | ||||
| Rated insulation voltage Ui(V DC) | 500VDC per pole | ||||
| Rated impulse voltage Uimp(KV) | 6 | ||||
| Ultimate breaking capacity Icu(kA) | Pv:6 PVn:10 | ||||
| Operation breaking capacity Ics(KA) | PV:Ics=100%Icu PVn:Ics=75%Icu | ||||
| Curve type | li=10ln(default) | ||||
| Tripping type | Thermomagnetic | ||||
| Service life (time) |
Mechanical | 20000 | |||
| Electrical | PV:1000 PVn:300 | ||||
| Polarity | Heteropolarity | ||||
| Inline methods | Can be up and down into the line | ||||
| Electrical accessories | |||||
| Auxiliary contact | |||||
| Alarm contact | |||||
| Shunt release | |||||
| Applicable environmental conditions and insta | llation | ||||
| Working temperature(ºC) | -35~+70 | ||||
| Storage temperature(ºC) | -40~+85 | ||||
| Moisture resistance | Category 2 | ||||
| Altitude(m) | Use with derating above 2000m | ||||
| Pollution degree | Level 3 | ||||
| Protection degree | IP20 | ||||
| Installation environment | Places without significant vibration and impact | ||||
| Installation category | Category I III | ||||
| Installation method | DIN35 standard rail | ||||
| Wiring capacity | 2.5-50mm² | ||||
| Terminal torque | 3.5N-m | ||||
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASI2531765". Items marked "" are certified.
Company Profile
CNC Electric is one of the leading manufacturer, specialized in manufacturing industrial electrical appliance, is a national large-scale enterprise integrated with R&D, manufacturing, trade and service, etc. CNC Electric was founded in 1988, which became a nationwide non-regional enterprise group in 1997. It mainly deals in high-low voltage electrical equipment, whole set, instrument and meters, explosion-proof appliances, building electrical appliances, power transformers, with more than 600 product series and 30, 000 specifications. Meanwhile, its commercial fields also cover real estate, investment, energy, logistics, information and other industries.
CNC Electric holds total assets with more than 5 billion RMB, and the plant area amounts to 0.25 million square meters, with over 10, 000 employees. CNC Electric now owns nine holding companies, over 60 member enterprises, 1, 000 cooperative units, 600 domestic sales companies and 9 exclusive distributors for oversea market.
CNC Electric has obtained three management system certificates, including ISO9001, ISO14001, OHSMS18001. Products have obtained CCC, CE, CB SEMKO certificate. The trademark "CNC" has won "Chinese well-known trademark" for years. CNC Electric also has won many other titles of honor as "National Inspection-free Product", "China Quality Faith and Consumer Trust Unit", "Advanced Unit in the National Brand Name Service", "National Model Enterprise of Quality and Integrity", etc.
CNC Electric attaches great importance to R&D and improvement. The provincial technical center has been set up. CNC Eelctric will keep on optimizing and upgrading the industrial structure with its active innovation thought of cooperation and development so as to provide customers with more perfectly overall solutions.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 146-148 Xinguang Avenue, Yueqing City, Wenzhou City, Zhejiang Province
-
Plant Area
- 24070 square meters
-
Number of Employees
- 275
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Ningbo Port
Our Production Capability & Technical Expertise
-
Main Products
- Circuit Breaker, AC Contactor, Starters, Relays, Instruments, Switches, Fuses, Transformer, Switch Gear
-
Production Machines
- Automatic Assembling \tFacility
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 2 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2018-05-08
- Export Year
- 2004-01-01
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia
-
Number of Foreign Trading Staff
- 38
-
Overseas Agent/Branch
- No
FAQ
- What is the maximum rated operating voltage?
- The rated operating voltage can reach DC 1000V, making it suitable for high-voltage DC systems.
- What are the available rated current options?
- The rated current options are 63A, 80A, 100A, and 125A.
- What is the breaking capacity of this MCB?
- The ultimate breaking capacity (Icu) reaches 6kA for the PV series.
- How many poles are available for this circuit breaker?
- It is available in 1P, 2P, 3P, and 4P configurations.
- What is the mechanical and electrical life expectancy?
- The mechanical life is 20,000 times, and the electrical life is 1,000 times for PV models.
- What standards does this product comply with?
- It complies with IEC/EN 60947-2 standards and holds CE and CB certifications.
- What is the recommended installation method?
- It features a standard DIN35 rail installation method for convenient mounting.
- What types of protection does this MCB provide?
- It provides overload, short circuit, and isolation protection functions.
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