4.5ka MCB Miniature Circuit Breaker with Busbar and Seal Function

• 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 These remarkable circuit breakers are meticulously crafted to safeguard distribution and group systems across a variety of load requirements:
- Perfectly suited for electric appliances and lighting setups, featuring the V characteristic switches for precision control;
- Specifically designed for drives with moderate starting currents, such as compressors and fan groups, utilizing the C characteristic switches for optimal performance;
- Engineered for drives with high starting currents, ideal for hoisting mechanisms and pumps, with robust D characteristic switches to ensure reliable operation;
Miniature Circuit Breaker DAB6-63 Designed to perfection, these circuit breakers are the ideal choice for electrical distribution panels, enhancing the safety and reliability of residential and public buildings alike.

Advantages

• Experience dual-tier short circuit protection for superior safety and assurance.
• Adaptability at its finest, with an impressive range of operating temperatures from -40 to +50° С, making it versatile for various environmental conditions.
• Featuring an enhanced engagement lever with a wider contact area, this breaker promises improved connectivity and efficiency.
• Cleverly designed notches on terminal clamps significantly reduce thermal losses while fortifying the mechanical stability of each connection.

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