MCB

US$1.80-4.20 / Piece

Overvoltage Protection 20A AC MCB Circuit Breaker pictures & photos

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What is Overvoltage Protection 20A AC MCB Circuit Breaker

Name: Overvoltage Protection 20A AC MCB Circuit Breaker
Uploaded: 2023-07-21T11:17:33+08:00
Description: ESM1-63(10KA)MCB is the main protection system for all low voltage electrical installations. Installed in each electrical switchboard, it prevents the spread of overvoltages in the electrical installa

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About this Item

Price

Min. Order Reference FOB Price

1 Piece US$1.80-4.20 / Piece

Sepcifications

Breaking Capacity Low Voltage Circuit Breakers
Operation Electric Type
Speed Normal Type Circuit Breaker
Arc-extinguishing Medium Air
Installation DIN Rail
Structure Solar Arrester Surge Protector
Poles Number 3
Type Circuit Breaker
Function Circuit-Breaker Failure Protection
Certification CE, SAA
Transport Package by Sea/Air
Specification box
Trademark Aswich
Origin China
Voltage Ui 500V AC
ICU 10ka/6ka
Tripping Curve B/C/D
Rated Voltage 1p: 240/415V~ 2/3/4p:415~
Pole 1p/2p/3p/4p
Current 1A-63A
Electrical and Mechanical Life 20000
Protection Degree IP20
Mounting DIN Rail 35mm

Product Description

ESM1-63(10KA)MCB is the main protection system for all low voltage electrical installations. Installed in each electrical switchboard, it prevents the spread of overvoltages in the electrical installations and protects the loads. Product Description Choice to use Bus bar or cable in the same ...

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Aswich Electrical Co., Ltd.

Diamond Member Since 2022

Audited Supplier

Business Type Trading Company
Main Products Circuit Breaker, DC Isolator, DC Disconnector, AC Isolation Switch, Rapid Shut-Down Switch, EV Charger, DC Surge Protective Device PV, Firefighter Safety Switch, Combiner Box, Smart Meter
Number of Employees 24
Year of Establishment 2020-12-04
Management System Certification ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000, IATF16949
Average Lead Time Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays

MCB Comparison

	Overvoltage Protection 20A AC MCB Circuit Breaker Contact Now	Quick View Handcart Type 12kv 2000A Vs1-12 Indoor Medium Voltage Vacuum Circuit Breaker Vcb Contact Now	Quick View Vs1-12 11kv 12kv General Electric High Voltage Indoor Vacuum Circuit Breaker Permanent Magnet Vcb Contact Now	CNC Ycb6h-63 1p Small Handle Miniature Circuit Breaker Contact Now	VACUUM CUTTER ZKTF630/12-20 for LBS Contact Now

Transaction Info
	Overvoltage Protection 20A AC MCB Circuit Breaker Contact Now	Quick View Handcart Type 12kv 2000A Vs1-12 Indoor Medium Voltage Vacuum Circuit Breaker Vcb Contact Now	Quick View Vs1-12 11kv 12kv General Electric High Voltage Indoor Vacuum Circuit Breaker Permanent Magnet Vcb Contact Now	CNC Ycb6h-63 1p Small Handle Miniature Circuit Breaker Contact Now	VACUUM CUTTER ZKTF630/12-20 for LBS Contact Now
Price	US $ 1.80-4.20/ Piece	US $ 500.00-1,200.00/ Piece	US $ 500.00-1,200.00/ Piece	US $ 0.10-999.00/ Piece	Negotiable
Min Order	1 Pieces	1 Pieces	1 Pieces	1 Pieces	9 Pieces
Payment Terms	L/C, T/T, D/P, Western Union, Paypal, Money Gram	L/C, T/T, D/P, Western Union, Paypal, Money Gram	L/C, T/T, D/P, Western Union, Paypal, Money Gram	T/T	T/T
Quality Control
Product Certification	CE, SAA	ISO9001-2000, CCC	ISO9001-2000, CCC	ISO9001-2000, CE, CB, CCC	ISO9001-2000
Management System Certification	ISO 9001, ISO 9000, ISO 14001, ISO 14000, ISO 20000, IATF16949	ISO 9001	ISO 9001	ISO 9001, ISO 9000, ISO 14001, OHSAS/ OHSMS 18001	ISO 9001
Trade Capacity
Export Markets	North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe	North America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia	North America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia	Southeast Asia, Africa, Mid East	-
Annual Export Revenue	US$50 Million - US$100 Million	US$5 Million - US$10 Million	US$5 Million - US$10 Million	US$10 Million - US$50 Million	US$10 Million - US$50 Million
Business Model	OEM, ODM, Own Brand(Aswich)	OEM, ODM, Own Brand()	OEM, ODM, Own Brand()	OEM, ODM, Own Brand()	-
Average Lead Time	Off Season Lead Time: within 15 workdays Peak Season Lead Time: within 15 workdays	Off Season Lead Time: within 15 workdays Peak Season Lead Time: within 15 workdays	Off Season Lead Time: within 15 workdays Peak Season Lead Time: within 15 workdays	Off Season Lead Time: within 15 workdays Peak Season Lead Time: within 15 workdays	-
Product Attributes
Specification	Breaking Capacity: Low Voltage Circuit Breakers; Operation: Electric Type; Speed: Normal Type Circuit Breaker; Arc-extinguishing Medium: Air; Installation: DIN Rail; Structure: Solar Arrester Surge Protector; Poles Number: 3; Type: Circuit Breaker; Function: Circuit-Breaker Failure Protection; Voltage Ui: 500V AC; ICU: 10ka/6ka; Tripping Curve: B/C/D; Rated Voltage: 1p: 240/415V~ 2/3/4p:415~; Pole: 1p/2p/3p/4p; Current: 1A-63A; Electrical and Mechanical Life: 20000; Protection Degree: IP20; Mounting: DIN Rail 35mm;	Breaking Capacity: High Voltage Circuit Breakers; Operation: Electric Type; Speed: Normal Type Circuit Breaker; Arc-extinguishing Medium: Vacuum; Installation: Fixed; Structure: ACB; Poles Number: 3; Type: Circuit Breaker; Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection); Product Name: Intdoor Vacuum Circuit Breaker; Orign of Place: Zhejiang ,China; Related Voltage: up to 12kv; Rated Frequency: 50/60Hz; Rated Current: up to 2500A; Phase: Three; Certificate: ISO CCC IEC; OEM: Offered; MOQ: 1PCS; Mechanical Life: 10000 Times;	Breaking Capacity: High Voltage Circuit Breakers; Operation: Electric Type; Speed: Normal Type Circuit Breaker; Arc-extinguishing Medium: Vacuum; Installation: Fixed; Structure: ACB; Poles Number: 3; Type: Circuit Breaker; Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection); Product Name: Intdoor Vacuum Circuit Breaker; Orign of Place: Zhejiang ,China; Related Voltage: up to 12kv; Rated Frequency: 50/60Hz; Rated Current: up to 2500A; Phase: Three; Certificate: ISO CCC IEC; OEM: Offered; MOQ: 1PCS; Mechanical Life: 10000 Times;	Breaking Capacity: Low Voltage Circuit Breakers; Operation: Manual Type; Speed: Normal Type Circuit Breaker; Arc-extinguishing Medium: Air; Installation: Insert; Structure: MCB; Poles Number: 1; Type: Circuit Breaker; Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection); Competitive Quotation: Yes;
Supplier Name	Aswich Electrical Co., Ltd.	Zhejiang Zhegui Electric Co., Ltd.	Zhejiang Zhegui Electric Co., Ltd.	Changcheng Electrical Group Zhejiang Technology Co., Ltd.	Wuhan Feite Electric Co., Ltd.
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Circuit Breaker Arc Extinction: Principles, Methods, and Common Technologies
By Aswich Electrical Co., Ltd. on 25/04/2025
When it comes to electrical safety, circuit breakers play a crucial role in preventing damage to systems by disconnecting electrical circuits during faults or overloads. One of the most critical aspects of a circuit breaker’s performance is its ability to handle electrical arcs. Arcing occurs when a circuit breaker interrupts current, potentially causing damage to the device, electrical components, or even posing a fire hazard. That’s why understanding how circuit breakers extinguish arcs is essential for ensuring safe, reliable operation.
In this blog, we’ll dive into the key arc extinction principles, common methods, and the specific technologies used by various circuit breakers. By the end of this article, you’ll gain a clear understanding of how arc extinction works and how it helps protect your electrical systems.

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