





DAB5 series Miniature Circuit breaker(MCB)
DAB5-63 are intended for protecting distribution and group systems having different loads:
- electric appliances, lighting – V characteristic switches;
- drives with moderate starting currents (compressor, fan group) - C characteristic switches;
- drives with high starting currents (hoisting mechanisms, pumps) - D characteristic switches;
Miniature circuit breaker DAB5-63 are recommended for use in electrical distribution panels of residential and public buildings.
- Product Description
- Specifications
- Product Features
- More Details
Product Description
Advantages
Two types of short circuit protection.
Wide range of operating temperatures from –40 to +50° С.
Updated wider engagement lever with improved contact area.
Notches on terminal clamps provide for lowering thermal losses and boosting the mechanical stability of connection.
Specifications
MCB DAB5-63 | ||||||
For protection of general power distribution (IEC/EN 60898-1) | ||||||
Poles | 1P | 2P | 3P | 4P | ||
Electrical performance | ||||||
Functions | short circuit protection,overload protection,isolationg,control | |||||
Rated frequency f Hz | 50-60Hz | |||||
Rated working voltage Ue V AC | 230/400 | 400 | ||||
Rated current In A | 6,10,16,20,25,32,40,50,63 | |||||
Rated insulated voltage Ui V | 500 | |||||
Impulse withstand voltage Uimp kV | 4 | |||||
Instantaneous tripping type | DAB5-63N | B/C/D | ||||
DAB5-63H | B/C/D | |||||
Rated short circuit Icn(kA) | DAB5-63N | 4.5 | ||||
DAB5-63H | 6 | |||||
Release type | Thermal magnetic type | |||||
Service life(O~C) | Mechanical | Actual value | 20000 | |||
Standard value | 4000 | |||||
Electrical | Actual value | 8000 | ||||
Standard value | 4000 | |||||
Connection and installation | ||||||
Protectiom degree | IP20 | |||||
Wire mm² | 1~35 | |||||
Working temperature | -5 ~+40℃ | |||||
Resistance to humidity and heat | Class 2 | |||||
Altitude above sea | ≤2000 | |||||
Relative humidity | +20℃ , ≤90% ;+40℃ , ≤50% | |||||
Pollution degree | 2 | |||||
Installation environment | Avoid obvious shock and vibration | |||||
Installation class | Class Ⅱ , Class Ⅲ | |||||
Mounting | DIN35 rail | |||||
Combination with accessories | ||||||
Auxiliary contact | Yes | |||||
Alarm contact | Yes | |||||
Shunt release | Yes | |||||
Undervoltage release | Yes | |||||
Auxiliary contact+Alarm contact | Yes | |||||
Dimensions(mm) (WxHxL) | a | 17.5 | 35 | 52.5 | 70 | |
b | 80.2 | 80.2 | 80.2 | 80.2 | ||
c | 76.5 | 76.5 | 76.5 | 76.5 |
Product Features
Two types of short circuit protection.
Wide range of operating temperatures from –40 to +50° С.
Updated wider engagement lever with improved contact area.
Notches on terminal clamps provide for lowering thermal losses and boosting the mechanical stability of connection.

Videos
Related Solutions
-
Mining Industry
The mining industry involves the extraction of valuable minerals or other geological materials from the Earth. The industry plays a crucial role in providing raw materials for various sectors, including construction, manufacturing, and energy production. However, the mining industry faces several challenges
-
Rail Transportation
Rail transportation plays a vital role in the logistics and mobility infrastructure of countries worldwide. It offers an efficient and environmentally friendly way to transport goods and passengers over long distances.
-
Server Room
Server rooms are critical facilities that house computer servers, networking equipment, and data storage systems. They play a pivotal role in ensuring the smooth operation of IT infrastructure for businesses.
-
Drilling Platform
Drilling platforms are essential structures in the oil and gas industry, enabling the extraction of hydrocarbons from beneath the Earth's surface. These platforms can be fixed or floating and are designed to withstand harsh marine environments.
-
Mining Equipment
The development of mining equipment has been driven by the need to extract resources from increasingly difficult-to-reach locations and to process larger quantities of ore with greater efficiency.
-
Industrial Manufacturing
Today, the industry faces new challenges and opportunities, driven by technological advancements, globalization, and changing consumer demands.
-
Power Industry
With the growth of population and industrialization, the demand for electricity has been constantly increasing. This has led to the expansion and modernization of the power industry across the globe.
-
Building Automation
Building automation started with simple mechanical controls and has evolved into sophisticated digital systems that integrate various technologies to enhance building performance and occupant comfort.
Related Videos
-
DC solution
-
Motor protection solution
-
Electrical protection solution
-
Where is the function of a voltage protector?
The overvoltage protector is an essential protective device in household circuits. By installing an overvoltage protector in the circuit, the voltage the circuit can be maintained within the fluctuati
-
Shanghai Dada Electrical's new product is now launched!
Welcome to the world of DC Circuit Breakers! These innovative devices are designed to protect distribution and group systems with various loads. From drives with moderate starting currents like compre
-
Improve your electrical solutions with SH distribution boxes from Shanghai Dada Electric Co., Ltd.
In the ever-evolving world of electrical solutions, the importance of reliable, efficient power distribution systems cannot be overstated. Shanghai Dada Electric Co., Ltd. is a leader in this industry