Advanced Vacuum Circuit Breaker with 4.5ka Enhanced Breaking Capacity

• Customization: Available
• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Manual Type
• Model NO.: DAB6-63
• Arc-extinguishing Medium: Arc Chamber
• Installation: Fixed
• Structure: MCB
• Poles Number: 1p, 2p.3p, 4p
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection
• Certification: ISO9001-2000, CE, CB, CCC, Asta, Semko, RoHS
• Breaking Capacity(Ka): 3ka, 4.5ka, 6ka
• Upper Terminal: with Busbar Function
• Seal Function: Available
• Transport Package: Carton
• Specification: 1, 2, 3, 4, 5, 6, 10, 16, 25, 32, 40, 50, 63A
• Trademark: CDADA, OEM, ODM
• Origin: Shanghai
• HS Code: 85362000
• Production Capacity: 100000PCS/Month

Product Description

Introduction
DAB6-63 The C45 MCB Advanced Vacuum Circuit Breaker is meticulously engineered to provide unparalleled protection for distribution and group systems, catering to a wide range of load demands with precision and reliability:
- Perfectly suited for electric appliances and lighting systems, it is equipped with V characteristic switches, ensuring unmatched efficiency and heightened safety for all applications;
- Ideal for drives with moderate starting currents, such as compressor and fan groups, featuring C characteristic switches that guarantee optimal performance and efficiency in operations;
- Specifically engineered for drives with high starting currents like hoisting mechanisms and pumps, the breaker utilizes D characteristic switches, providing superior robustness and durability;
Miniature circuit breaker DAB6-63 is expertly designed for flawless integration into electrical distribution panels within both residential and public infrastructures, ensuring a consistently reliable power distribution system.

Advantages

• Equipped with dual short circuit protection mechanisms, this breaker offers enhanced safety and reliability, setting new standards in circuit protection technology.
• Operates efficiently across a vast temperature spectrum from -40 to +50° С, making it adaptable to a diverse array of environmental conditions, ensuring efficient performance no matter the climate.
• Features an updated, wider engagement lever, offering a significantly improved contact area that ensures robust connectivity, enhancing the reliability of the electrical systems it serves.
• Incorporates specially designed notches on terminal clamps to effectively reduce thermal losses while simultaneously enhancing the mechanical stability of the connection, ensuring long-lasting performance.

Technical Features
 

MCB DAB6-63
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		DAB6-63N		B/C/D
		DAB6-63H		B/C/D
Rated short circuit Icn(kA)		DAB6-63N		4.5
		DAB6-63H		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
Protection degree				IP20
Wire                                             mm²				1~35
Working temperature				-5 ~+40ºC
Resistance to humidity and heat				Class 2
Altitude above sea				≤2000
Relative humidity				+20ºC , ≤90% ;+40ºC , ≤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