63A 2p AC Miniature Circuit Breaker MCB 2 Pole Switch

• Breaking Capacity: Optins
• Operation: Electric Type
• Speed: Normal Type Circuit Breaker
• Model NO.: MDAC
• Arc-extinguishing Medium: Air
• Installation: Fixed
• Structure: MCB
• Poles Number: 1p, 2p, 3p, 4p
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
• Certification: ISO9001-2000, CE, CCC
• Frame Current: 63A
• Rated Current in: 63A, 50A, 40A, 32A, 25A, 20A,16A,10A
• Rated Insulation Voltage Ui: 400V
• Rated Impulse Withstand Voltage Uimp: 6kv
• Tripping Characteristics: B/C
• Tripping Type: Thermal Magnetic
• Rated Ultimate Short-Circuit Breaking Ca: 6ka
• Ingress Protection: IP40; Wiring Port IP20
• Transport Package: Carton/Pallet
• Specification: MDB1-C65 1P; 2p; 3p; 4p/10-63A 6KA
• Trademark: Moreday
• Origin: China
• HS Code: 8536200000
• Production Capacity: 2000000/Year

Product Description

Product Description

MDB1-63 AC Miniature Circuit Breaker

This is designed for circuit protection in industrial facilities, commercial buildings, high-rise apartments, and residential homes. It provides reliable overcurrent and short-circuit protection, ensuring the safety of electrical installations.

Rated current up to 63A for flexible usage in various applications
Current-limiting design to enhance protection and reduce fault energy
Three tripping curve options: B, C, and D types for different protection needs
Captive screws to prevent loss during installation or maintenance
Red/Green contact position indicator for clear ON/OFF status
DIN rail mounting for quick and easy installation

Rated voltage(v)	230/400V(1P),400V(2P,3P,4P)
Rated current(A)	6,10,16,20,25,32,40,50,63
Poles	1P,2P,3P,4P
Rated breaking capacity(A)	4500
Tripping characteristics	Table 1
Mechanical & Electrical life	4000
Tripping characteristics	B , C , D
Tightening torque (N·m)	2.5
Pollution Degree	2
Protection class	Ip20
2Overvoltage category	2
Standards	IEC60898 -1,GB/T10963 . 1
Compliant certification	CCC

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Company Profile

Mindian Electric Co., Ltd. is a high-tech enterprise integrating R&D, manufacturing, and sales, specializing in smart power distribution and renewable energy solutions. Our products serve residential, commercial, and industrial sectors, and cover:

&



Other electrical protection and connection devices

With advanced manufacturing equipment and automated testing systems, our products are certified by CE, CB, TÜV, SAA, and exported to more than 60 countries. We've supported a cumulative installed capacity of over 5GW.

Backed by strong R&D and engineering capabilities, Mindian Electric offers both standard products and customized OEM/ODM services. We are committed to delivering safe, reliable, and efficient power solutions to drive the global transition toward clean energy and smart power systems.

FAQ

1. Are you a trading company or a manufacturer?
We are a manufacturer of solar energy systems. Our total installed capacity has exceeded 5GW.

2. Can you provide samples for testing?
Yes, we can provide free samples for all customers.

3. How long is your delivery time?

For samples: 1–2 days
For small orders: 3–5 days
For bulk orders: 7–10 days
The exact time depends on your order quantity and payment.

4. Do you accept OEM orders?
Yes, we accept OEM orders with your authorization.

5. What after-sales service do you offer?
We provide spare parts and offer online support from our English-speaking engineers.

6. What certifications do you have?
We have CE, CB, TÜV, SAA, and other certifications.

7. What services does your company offer?
We have a professional engineering team that can design and develop molds to meet different customer needs. Our sales team offers full support from pre-sales to after-sales.