20A DC circuit breaker

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20A DC circuit breaker

20A DC circuit breaker

(1 đánh giá)

át-tô-mát một chiều DC 20A

20A DC Circuit Breaker ANDELI ADB3-63DC Genuine | 500V DC Protection
🔋 20A C20, 2P, suitable for disconnecting both poles in DC circuits.
500V DC, Icn 6000A, DC MCB technology according to IEC 60898-2.
🏭 Suitable for solar PV, battery banks, DC panels, EV systems and industrial projects.
🛡️ T4 energy limiting class helps reduce thermal impact during short-circuit faults.
🔧 Quick installation on 35mm DIN rail, compact 2-module design.
📦 Genuine product, CO-CQ documents available upon customer request.
👉 Contact for fast quotation:

📞 Technical consultation hotline:

 

20A DC Circuit Breaker ANDELI ADB3-63DC Genuine For DC Panels

20A DC circuit breaker ANDELI ADB3-63DC is a miniature circuit breaker designed specifically for direct current systems. Unlike standard AC breakers, this DC MCB is built to handle DC arc interruption more safely during switching or fault isolation.

The ADB3-63DC model is supplied in 2P configuration with 20A rated current, C20 tripping curve, 500V DC rated voltage and 6000A breaking capacity. Trường Phát supplies genuine ANDELI 20A DC circuit breaker units for solar PV cabinets, battery systems, DC distribution panels and industrial control applications.

📑 Table of Contents

⚡ Technical Specifications Of 20A DC Circuit Breaker ANDELI ADB3-63DC

Specification Value
Brand ANDELI
Model ADB3-63DC
Device type Miniature circuit breaker for direct current DC
Number of poles 2P, 2 poles
Rated current 20A, marked C20
Tripping curve C curve, magnetic trip at 5–10 × In
Rated voltage 500V DC
Breaking capacity 6000A
Energy limiting class T4
Standards GB/T10963.2, IEC 60898-2
Certifications CCC, CE
Installation 35mm DIN rail
Module width 2 modules, 18mm per pole
Technology/Material DC MCB with insulated housing, overload and short-circuit protection mechanism
Applications Solar PV, batteries, DC cabinets, EV systems, industrial DC power supply

🔋 Key Features Of 20A DC Circuit Breaker ANDELI ADB3-63DC

  • ✔️ 20A DC circuit breaker is designed for 500V DC circuits, making it more suitable than using a normal AC MCB in direct current systems.
  • ✔️ 2P configuration allows simultaneous disconnection of both poles, suitable for solar strings, battery branches and DC feeders requiring positive and negative isolation.
  • ✔️ C20 tripping curve works well with loads that have moderate inrush current, reducing nuisance trips while still protecting against overload and short circuit.
  • ✔️ 6000A breaking capacity supports fault interruption in many residential, commercial and light industrial DC panels.
  • ✔️ DIN rail mounting and 2-module width make the 20A DC circuit breaker easy to arrange inside combiner boxes, control cabinets and auxiliary DC distribution boards.

🏭 Practical Applications Of 20A DC Circuit Breaker ANDELI ADB3-63DC

In real installation work, a 20A DC circuit breaker is commonly used on low-to-medium current DC branches where both protection and quick isolation are required for maintenance.

  • 🔧 Protection for DC branches in rooftop solar PV systems before connection to a combiner box or conversion equipment.
  • 🔧 Switching and protection for battery banks, energy storage systems and DC charging cabinets within the 500V DC rating.
  • 🔧 Installation in DC power panels supplying protection relays, control circuits, communication modules or measuring devices.
  • 🔧 Use in test benches, DC product testing panels and technical training systems for direct current circuits.
  • 🔧 Application in EV auxiliary circuits, DC support systems or power lines feeding direct current loads.

For a complete DC system, engineers may also refer to DC power supply products, battery solutions and neutral and grounding bars for cabinet assembly.

🔧 Benefits Of Using 20A DC Circuit Breaker ANDELI ADB3-63DC

Choosing the correct 20A DC circuit breaker helps the panel operate more safely, isolate faults faster and reduce risks during DC line maintenance.

  1. Improves switching safety in DC circuits, especially because DC arc is harder to extinguish than AC arc.
  2. Helps locate faulty branches quickly, reducing troubleshooting time in solar PV systems or battery cabinets.
  3. Saves cabinet space with a compact 2-module design suitable for both small wall-mounted boxes and industrial panels.
  4. Easy to replace, easy to wire and compatible with common 35mm DIN rail installation practice.
  5. Supports material standardization for contractors who need multiple 20A DC protection branches in one project.

📋 Selection Guide For The Right 20A DC Circuit Breaker

When selecting a 20A DC circuit breaker, the first step is to verify the actual operating voltage of the circuit. ANDELI ADB3-63DC is rated at 500V DC, so it should not be installed on DC strings or DC bus systems exceeding this voltage rating.

The 20A rated current should be compared with continuous load current, cable cross-section, enclosure temperature and project safety margin. For solar PV branches or battery circuits, the prospective short-circuit current must also be checked to confirm whether the 6000A breaking capacity is suitable.

For system coordination, technicians should install the 20A DC circuit breaker together with proper terminals, DIN rails and monitoring devices for convenient operation. Related products include multifunction meters, UK terminal blocks and technical references from IEC when designing electrical panels for project requirements.

🏢 Why Buy 20A DC Circuit Breaker ANDELI ADB3-63DC From Trường Phát?

  • ✔️ Genuine product with clear origin.
  • ✔️ Professional technical consultation based on DC voltage, load current and wiring diagram.
  • ✔️ Support for installation and connection in solar cabinets, battery panels and DC power systems.
  • ✔️ Competitive pricing and fast quotation according to actual project quantity.
  • ✔️ Technical support throughout operation, especially for replacement or cabinet expansion.

❓ Frequently Asked Questions About 20A DC Circuit Breaker ANDELI ADB3-63DC

🔹 Can a 20A DC circuit breaker replace a normal AC MCB?

It should not be mixed without checking the correct rating. A 20A DC circuit breaker is designed for DC arc characteristics, while a standard AC MCB may not be suitable for interrupting direct current circuits.

🔹 What does ADB3-63DC C20 mean?

ADB3-63DC is the ANDELI DC MCB series, while C20 indicates C tripping curve and 20A rated current. This marking is important when selecting protection for a DC load or DC power branch.

🔹 How is this 2P 20A DC circuit breaker used in solar PV systems?

The device can be installed on a DC branch that matches the 500V DC and 20A ratings. Before use in solar PV, open-circuit string voltage, short-circuit current and coordination with DC fuse or surge protection should be reviewed.

🔹 Is 6000A breaking capacity enough for DC cabinets?

6000A is suitable for many small and medium DC circuits, but it must still be compared with the prospective short-circuit current at the installation point. For large battery systems, engineering verification is strongly recommended.

🔹 Does Trường Phát provide CO-CQ for the 20A DC circuit breaker?

Trường Phát supplies genuine products and can support CO-CQ documents upon customer request. Document availability should be confirmed at the time of order to match the import batch and quantity.

📞 Quotation For 20A DC Circuit Breaker ANDELI ADB3-63DC

The price of 20A DC circuit breaker ANDELI ADB3-63DC depends on order quantity, stock status, document requirements and delivery conditions for each project. For panel builders, solar PV projects or battery systems requiring multiple protection branches, Trường Phát can advise a synchronized configuration to optimize material cost.

For a fast quotation, please send quantity, document requirements, delivery location and application diagram if available. Our technical team will review the specifications before confirming the suitable 20A DC circuit breaker model.

CÔNG TY TNHH THIẾT BỊ CƠ ĐIỆN TRƯỜNG PHÁT
📍 Address: No. 47, Adjacent Lot 26, Van Phu Urban Area, Phu La, Ha Dong, Hanoi, Vietnam

📞 Technical consultation hotline:

🌐 Website:

📧 Email: kinhdoanh3@truongphatme.com

20A DC circuit breaker ANDELI ADB3-63DC is a compact, easy-to-install and reliable protection solution for 500V DC circuits requiring stable switching in industrial electrical panels.

 

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500V DC, 2P, designed for direct current electrical systems.
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🔋 40A - C40 DC circuit breaker 40A, suitable for DC branch circuits, battery banks and DC panels.
500V DC - 2P, C tripping curve, 6000A rated breaking capacity.
🏭 Suitable for solar PV, DC cabinets, battery systems, EV auxiliary circuits and industrial projects.
🛡️ Designed according to GB/T10963.2 and IEC 60898-2, with CCC and CE certification.
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🔋 32A C32, suitable for DC branch circuits, battery cabinets and solar PV systems.
500V DC, 2P DC MCB technology for disconnecting both poles safely.
🏭 Suitable for solar PV, battery systems, DC cabinets and industrial projects.
🛡️ 6000A breaking capacity helps isolate overcurrent and short-circuit faults.
🔧 Quick DIN 35mm rail mounting, compact 2-module width for electrical panels.
📦 Genuine product, CO-CQ documents available upon customer request.
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📞 Technical consultation hotline:

 

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🔋 2P - 10A, protects both poles in direct current circuits.
500V DC - Icn 6000A, C curve for common DC loads.
🏭 Suitable for solar PV, batteries, DC panels, electric vehicles and industrial projects.
🛡️ Energy limiting class T4, compliant with GB/T10963.2 and IEC 60898-2.
🔧 Quick DIN rail 35mm installation, compact 2-module structure for electrical panels.
📦 Genuine product, CO-CQ documents available upon customer request.
👉 Contact us for a fast quotation:

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