OEM 18mm Dpn MCB 6A Circuit Breaker RCBO 4p Compact Design

• Customization: Available
• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Manual Type
• Model NO.: DAB7n-40 DPN
• Arc-extinguishing Medium: Arc Chamber
• Installation: Fixed
• Structure: MCB
• Poles Number: 1p+N
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
• Certification: ISO9001-2000, CE, CB, CCC
• Width: 18mm
• Transport Package: Carton
• Specification: 6, 10, 16, 20, 25, 32, 40A
• Trademark: CDADA, OEM, ODM
• Origin: Shanghai
• HS Code: 85362000
• Production Capacity: 10000PCS/Month

Product Description

Introduction

DAB7N-40 Series miniature circuit breaker adopts double-break point of 1P+N,the two poles are insulated and isolated from each other,under synchronous operation,N-pole always will make first and break later, which guarantees electric arc breaking capacity of protected pole, also ensures safety of controlled circuits and electric equipment.

Advantages

• Our OEM 18mm Dpn MCB 6A Circuit Breaker RCBO boasts dual overcurrent protection mechanisms, utilizing both thermal and electromagnetic systems to ensure optimal safety and performance.
• Features an independent contact position indicator, allowing for effortless status identification at a glance.
• Equipped with a versatile DIN rail latch that offers a secure double fixed position, enhancing installation flexibility and reliability.
• Engineered to perform in a diverse range of operating temperatures from an extreme -40 to +50° С, making it suitable for various environments.
• Includes a wide engagement lever that provides an enhanced contact area, ensuring robust operation and durability.
• Innovative notches on terminal clamps are designed to minimize thermal losses and significantly enhance the mechanical stability of the connection.

Electrical parameters of DAB7N-40 miniature circuit breaker
Aligns with industry standards of conformity, specifically IEC60898 and GB10963, guaranteeing reliability and safety.
Designed for a rated power frequency of 50-60HZ, ensuring compatibility with various electrical systems.
Operates at a rated voltage of 230V, suitable for standard household and commercial applications.
Rated current capacity is 40A, offering ample support for medium-range electrical demands.
Rated insulation voltage stands at 500V, providing robust electrical isolation and protection.
Withstands an impulse voltage up to 4KV, safeguarding against transient overvoltages.
Engineered for endurance with a lifecycle of no less than 180,000 on-off operations, ensuring long-lasting performance.
Instantaneous trip type options include B and C, allowing customization based on specific application needs.
Rated breaking capacity of 6, providing reliable interruption of fault currents.
The release mechanism is thermo-magnetic, offering precise and dependable protection.
Mechanical parameters of DAB7N-40 miniature circuit breaker
Protection grade rated at IP20, offering basic protection against solid objects and ensuring user safety.
Accommodates electric wire sizes ranging from 1 to 35mm, providing versatility in installation options.2
Operates efficiently in a working temperature range of -5 to +40ºC, ensuring consistent performance across varied climates.
Designed with a flame retardant grade of 2, offering enhanced safety by mitigating fire risks.
Suitable for altitudes up to ≤2000 meters, ensuring effective operation in elevated areas.
Class of pollution level 2, indicating moderate resistance to environmental pollutants.
Installation environment should avoid obvious shock and vibration to maintain optimal functionality and safety.
Rated for installation grade II, meeting specific installation requirements for safety and efficacy.
Installation method involves using a 35mm guide rail in strict accordance with IEC standards, simplifying setup and ensuring compliance.
Terminal type is dual-purpose, capable of connecting both bus bars and conductors, increasing flexibility.
Terminal connection capacity is designed for conductors of 1-25mm, providing a range of connection options.2Compatible with bus bar thicknesses ranging from 0.8 to 2mm, accommodating various installation requirements.
Utilizes a DIN35 guide rail, ensuring standardized and secure mounting.
Technical Features

MCB DAB7-40
For protection of general power distribution (IEC/EN 60898-1)
Poles			1P
Electrical performance
Functions			short circuit protection,overload protection,isolationg,control
Rated frequency f (Hz)			50-60Hz
Rated working voltage Ue(V)AC			230
Rated current  In ( A)			40
Rated insulated voltage  Ui( V)			500
Impulse withstand voltage Uimp(kV)			4
Instantaneous tripping type			B/C
Rated short circuit Icn(kA)		DAB7-40	6
Release type			Thermal magnetic type
Service life(O~C)	Mechanical	Actual value	12000
		Standard value	4000
	Electrical	Actual value	6000
		Standard value	4000
Connection and installation
Protectiom 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	18
		b	80.7
		c	72