Residential Dam2-63 Circuit Breaker for Household Electrical Safety

• Breaking Capacity: Low Voltage Circuit Breakers
• Operation: Manual Type
• Speed: Normal Type Circuit Breaker
• Installation: Fixed
• Structure: MCCB
• Poles Number: 3
• Model NO.: DAM2-63
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection
• Certification: ISO9001-2000, CE, CB, CCC
• Origin: China
• HS Code: 85362000
• Production Capacity: 10000PCS/Month

Product Description

DAM2-400 Circuit Breaker: Expertly Crafted for Household Electrical Safety

Introducing the DAM2-400 Circuit Breaker-an exceptional addition to our prestigious Moulded Case Circuit Breakers series. Developed with precision by Shanghai DaDa Electric Co., Ltd., this groundbreaking product seamlessly merges cutting-edge international technology with dependable and efficient performance.

Outstanding Features:

• Compact design ensures effortless and flawless installation
• High breaking capacity meticulously safeguards circuits and power equipment
• Short arc-over distance significantly enhances overall safety measures
• Shakeproof design guarantees unwavering and consistent operation

Versatile Application:

The DAM2-400 Circuit Breaker is meticulously engineered for both land and marine environments. With a rated insulation voltage of 800V, it's perfectly suited for AC 50Hz/60Hz distribution networks. Offering robust protection against overload, short-circuit, under-voltage, and various faults, it is ideal for safeguarding circuits and power equipment. Additionally, it's suitable for infrequent circuit conversions and motor starts.

Comprehensive Technical Specifications:

• Rated working voltage: 690V, ensuring exceptional performance
• Rated current options: 225A, 250A, 315A, 350A, and 400A to meet diverse needs
• Breaking capacity: Available in L-standard, M-second high, and H-high breaking types for versatile application
• Operating conditions: Designed to function in ambient air temperatures from -5ºC to +40ºC, at altitudes up to 2000m, with a pollution degree rating of 3

Accessories for Enhanced Functionality:

The DAM2-400 Circuit Breaker can be customized with a variety of accessories, including shunt release, under-voltage release, auxiliary contacts, alarm contacts, turning handle operation mechanisms, and power-driven operation mechanisms.

Stringent Compliance:

The DAM2-400 Circuit Breaker adheres rigorously to the IEC60947-2 standard for low-voltage switchgear and control equipment, Part 2: circuit breakers.

Model	Pole	Rated current (A)	Rated operating voltage (V)	Rated insulation voltage (V)	Rated ultimate short - circuit breaking capacity (Icu)			Flashover distance(mm)
					Test voltage (V)	Icu (kA)	Ics (kA)
DAM2L-63	3	10,16,20,25, 32,40,50,63	400	500	400×1.10	25	18	0
DAM2M-63	3,4					50	35
DAM2L-100	3,4	16,20,25,32,40, 50,63,80,100	400	800		30	22	≤50
DAM2M-100	2,3,4					50	35
DAM2H-100	3					85	50
DAM2L-100	3,4		690			10	5
DAM2M-100	2,3,4					20	10
DAM2L-225	3,4	100,125,140, 160,180,200,225	400	800		35	25
TXCM1-225	2,3,4					50	35
DAM2H-225	3					85	50
DAM2L-225	3,4		690			10	5
DAM2M-225	2,3,4					20	10
DAM2L-400	3	225,250,315, 350,400	400	800		50	35	≤100
DAM2M-400	3,4					65	42
DAM2H-400	3					100	65
DAM2L-400	3		690			15	8
DAM2M-400	3,4					20	10
DAM2L-630	3	400,500,630	400	800		50	35
DAM2M-630	3,4					65	42
DAM2H-630	3					100	65
DAM2L-630	3		6910			15	8
DAM2M-630	3,4					20	10
DAM2M-800	3	630,700,800	400	800		75	50
DAM2H-800	3					100	65
DAM2M-800	3		4690			30	15
DAM2-1250	3	800,1000,1250	400	800		85	42
DAM2-1250	3		690			25	12.5

Elegant Product Description: DAM2-400 Circuit Breaker for Household Electrical Needs

Discover the DAM2-400 Circuit Breaker by Shanghai DaDa Electric Co., Ltd. This premium quality circuit breaker is meticulously designed to provide unparalleled protection for all your power distribution requirements.

Key Features:

• Available in 2-pole and 4-pole configurations to suit various applications
• Available in varying breaking capacities: L, M, and H types to cater to different needs
• Equivalent breaking index to M-type for consistent and reliable performance
• Equipped with inverse time breaking action for superior and precise protection
• Reliable over-current release mechanism ensures safety and efficiency
• Specifically designed for efficient and effective power distribution
• Manual operation for straightforward simplicity and control
• Normal speed action for dependable and consistent performance

Detailed Specifications:

• Product Name: DAM2-400 Circuit Breaker for Household Electrical Systems
• Keywords: Circuit Breaker, Dam2, MCCB, Moulded Case Circuit Breaker, Switch, Fixed Type Circuit Breaker, Cm1, Cm1 Moulded Case Circuit Breaker
• Attributes: Low Voltage Circuit Breakers, Manual Type, Standard Circuit Breaker

Choose the DAM2-400 Circuit Breaker for exceptional and reliable power distribution. Engineered with an inverse time breaking action and an over-current release mechanism, it guarantees top-notch safety for your electrical systems. Available in both 2-pole and 4-pole variants and categorized into L, M, and H types, this circuit breaker offers the versatile application you need. Trust Shanghai DaDa Electric Co., Ltd. for superior quality and performance with their premier circuit breakers.

No.	Test current	I/In	Set time	Initial state
1	Conventional non-tripping current	1.05	2h(In>63A),1h(In≤63A)	Cold
2	Conventional non-tripping current	1.30	2h(In>63A),1h(In≤63A)	Immediately after Test 1

 

Shanghai DaDa Electric Co., Ltd. - DAM2-400 Circuit Breaker for Superior Household Electrical Safety

Presenting the outstanding Dam2-400 Circuit Breaker from Shanghai DaDa Electric Co., Ltd. This premium circuit breaker is expertly designed to provide steadfast protection for your electrical distribution and motor systems, ensuring safety and reliability in every usage.

Key Features:

• A finely tuned instantaneous action characteristic setting value of 10In±20%, optimized for distribution circuits, ensures rapid and accurate protection.
• A precise instantaneous action characteristic setting value of 12In±20%, specifically tailored for motor protection, delivering optimal safety.
• Cutting-edge inverse time breaking action enhances motor protection and ensures dependable performance.

Product Details:

• Product Name: Dam2-400 Circuit Breaker Household Electrical
• Keywords: Circuit Breaker, Dam2, MCCB, Moulded Case Circuit Breaker, Switch, Fixed Type Circuit Breaker, Cm1, Cm1 Moulded Case Circuit Breaker
• Attributes: Low Voltage Circuit Breakers, Manual Type Operation, Normal Type Circuit Breaker

With its meticulously calibrated instantaneous action characteristic settings, the Dam2-400 Circuit Breaker ensures efficient and effective protection for both distribution circuits and motor systems. Its advanced inverse time breaking action feature further guarantees motor protection, offering peace of mind for all electrical applications.

Select the Dam2-400 Circuit Breaker Household Electrical for unmatched reliability and robust circuit protection. Secure your order now!

No.	I/In	Set time	Initial state	Remark
1	1.0	>2h	Cold
2	1.2	≤2h	Immediately after Test 1
3	1.5	≤4min	Cold	10≤n≤225
		≤8min		225 < in ≤ 630
4	7.2	4s≤T≤10s	Cold	10≤In≤225
		6s≤T≤20s		225 < in ≤ 630

Accessories

1. Internal Accessory of Circuit Breakers

1.1 Shunt Release

The shunt release, an internal accessory of circuit breakers, is proficiently designed to disengage the circuit reliably when the rated control supply voltage ranges from AC50Hz, 230V, 400V to DC110V, 220V, 24V.

For a DC24V rated control supply voltage of the shunt release, it is imperative to ensure that the maximum length of the copper wire meets the specified parameters.

This information pertains to the Dam2-400 Circuit Breaker Household Electrical by Shanghai DaDa Electric Co., Ltd. This product is a type of MCCB (Moulded Case Circuit Breaker) and is classified under fixed type circuit breakers. It operates manually and features a normal circuit breaker action speed.

For comprehensive product information, refer to the keywords: Circuit Breaker, Dam2, MCCB, Moulded Case Circuit Breaker, Switch, Fixed Type Circuit Breaker, Cm1, Cm1 Moulded Case Circuit Breaker.

[Low Voltage Circuit Breakers], [Manual Type], [Normal Type Circuit Breaker].

Rated control supply voltage Uc(DC24V)/Conductor area	1.5mm²	2.5mm²
100%Uc 85%Uc	150m 100m	250m 160m

 

Shanghai DaDa Electric Co., Ltd. proudly presents the Dam2-400 Circuit Breaker Household Electrical, an efficient and dependable solution for low voltage circuit protection. This meticulously engineered molded case circuit breaker, also known as MCCB, is designed for manual operation with a normal speed action.

The Dam2-400 Circuit Breaker is crafted for a broad range of applications, providing consistent protection against electrical faults. Its fixed type design ensures stable and secure performance in various scenarios.

Featuring a rated operating voltage of AC230/50Hz, the Dam2-400 Circuit Breaker operates seamlessly within a range of 65% to 110% of its rated voltage. This incredible flexibility makes it an ideal choice for use in a variety of diverse electrical systems, showcasing its adaptability and reliable performance.

Additionally, this circuit breaker is equipped with auxiliary contacts and alarm contacts, significantly enhancing its functionality and convenience. For detailed rated values of these contacts, please refer to Table 5, which provides comprehensive insights.

For enhanced safety, the Dam2-400 Circuit Breaker features an advanced under-voltage release mechanism. When the power supply voltage drops below the rated range of 70% to 35%, this release ensures dependable circuit interruption, preventing the circuit breaker from closing if the supply voltage is below 35% of the rated voltage. Conversely, when the supply voltage exceeds 85% of the rated voltage, the under-voltage release guarantees proper circuit breaker closure. Rated at AC50Hz, 230V, and 400V, this feature delivers consistent and reliable performance.

Moreover, the Dam2-400 Circuit Breaker includes a specialized pre-paid meter release. Operating at a rated voltage of AC230/50Hz, it functions seamlessly within a range of 65% to 110% of its rated voltage. In the event of a control cut-off, the circuit breaker incorporates a delay of 0.5 to 2 seconds before activation, ensuring smooth and controlled operation.

Choose the Dam2-400 Circuit Breaker Household Electrical from Shanghai DaDa Electric Co., Ltd. for dependable, top-tier low voltage circuit protection that you can trust.

Classification	Conventional thermal current (Ith)	Rated current when   AC 400V Ie(AC-15)	Rated current when   DC 220V Ie(DC-13)
Auxiliary contact	3	0.4	0.15
Alarm contact	3	0.3	0.15

 

Product Description: Dam2-400 Circuit Breaker Household Electrical

Introducing the Dam2-400 Circuit Breaker Household Electrical by Shanghai DaDa Electric Co., Ltd. Meticulously crafted, this premium circuit breaker provides trustworthy protection for your electrical circuits, ensuring safety and reliability.

Features:

• Low Voltage Circuit Breakers: Perfectly suited for low voltage applications, delivering optimal performance.
• Manual Type: Effortlessly control the circuit breaker with simple manual operation, providing convenience and ease of use.
• Normal Type Circuit Breaker: Guarantees smooth and reliable performance, ensuring uninterrupted electrical safety.

Specifications:

Product Name	Dam2-400 Circuit Breaker Household Electrical
Keywords	Circuit Breaker, Dam2, MCCB, Moulded Case Circuit Breaker, Switch, Fixed Type Circuit Breaker, Cm1, Cm1 Moulded Case Circuit Breaker
Attributes	Usage: Low Voltage Circuit Breakers Operation: Manual Type Action Speed: Normal Type Circuit Breaker

 

Don't settle for less when it comes to safeguarding your electrical circuits. Choose the Dam2-400 Circuit Breaker Household Electrical for unparalleled protection and peace of mind. Order yours today and experience the difference.

Category/Model	DAM2-63. 125. 250	DAM2-400. 630. 800. 1250
Structure type	Electromagnet	Motor
AC voltage code	AC50Hz,230V,400	AC50Hz,230V,400
DC voltage code	DC110V,220V	DC110V,220V

 

Product Description

Shanghai DaDa Electric Co., Ltd. - Dam2-400 Circuit Breaker Household Electrical

Presenting the Dam2-400 Circuit Breaker Household Electrical by Shanghai DaDa Electric Co., Ltd. Engineered to offer reliable and efficient protection, this top-quality circuit breaker ensures the safety of your low voltage circuits.

Key Features:

• Low Voltage Circuit Breaker
• Manual Type Operation
• Normal Type Circuit Breaker

Product Specifications:

Product Name	Keywords
Dam2-400 Circuit Breaker Household Electrical	Circuit Breaker, Dam2, MCCB, Moulded Case Circuit Breaker, Switch, Fixed Type Circuit Breaker, Cm1, Cm1 Moulded Case Circuit Breaker

 

Installation Dimensions:

Refer to Table 10 for detailed installation dimensions of the manual operating mechanism, ensuring accurate and secure setup.

Handle Mounting Hole:

Consult the diagram for precise handle mounting hole specifications of the Dam2-63~800 electric operating mechanism, ensuring a perfect fit.

Total Height:

The total height of the electric/manual operating mechanism of the circuit breaker is meticulously detailed in Table 12, providing all necessary measurements.

Model	Total height of electric operating mechanism H	Installation dimensions   of manual operating mechanism H
DAM2L-63	155	49
DAM2M/H-63	164	49
DAM2L-100	152	51
DAM2M/H-100	170	51
DAM2L-225	182	54
DAM2M/H-225	199	54
DAM2L/M/H-400	255	88
DAM2M/H-630	262	89
DAM2M/H-800	261	96
DAM2H-1250	290	103

 

How to Quickly Select the DAM2 Series Molded Case Circuit Breaker

Seeking a reliable and efficient circuit breaker for your household electrical needs? The DAM2-400 Circuit Breaker from Shanghai DaDa Electric Co., Ltd. is the ideal choice. This fixed-type circuit breaker offers manual operation and standard speed, making it perfect for low voltage applications. Trust the DAM2-400 for exceptional performance and peace of mind.

Corresponding letters	Function name	Function corresponding to the model
a	Model features	DAM2 Molded Case   Circuit Breaker
b	Frame rated current code	63A,100A,225A,   400A,630A,800A, 1250A
c	Breaking capacity characteristic code	L-standard breaking type;   M-second high breaking type; H-high breaking type
d	Operation mode code	No code for handle operation;   P for electric operation; Z for turning handle operation
e	Pole	2-two poles;   3-three poles; 4-four poles
f	Release name	2 Electromagnetic release;   3 Double release
g	Accessory	00 Without accessory 08 Alarm contact 10 Shunt release 20 Auxiliary contact 30 Undervoltage release 40 Shunt release, Auxiliary contact 50 Shunt release, Undervoltage release 60 Two sets of auxiliary contacts 70 Auxiliary contact, Undervoltage release 18 Shunt release, Alarm contact 28 Auxiliary contact, Alarm contact 38 Undervoltage release, Alarm contact 48 Shunt release, Auxiliary contact, Alarm contact 58 Shunt release, Undervoltage release, Alarm contact 68 Two sets of auxiliary contacts, Alarm contact 78 Auxiliary contact, Undervoltage release, Alarm contact 10Y Pre-paid meter dedicated release 40Y Pre-paid meter dedicated release, Auxiliary contact 50Y Pre-paid meter dedicated release, Auxiliary contact, Undervoltage release 18Y Pre-paid meter dedicated release, Alarm contact 48Y Pre-paid meter dedicated release, Auxiliary contact, Alarm contact 58Y Pre-paid meter dedicated release, Undervoltage release, Alarm contact
h	Application	No code for distribution;   2 for motor protection
i	Conventional products	No code;   T for transparent cover products
j	Amperage	10,16,20,25,32,63,80,100,125,160,180,200 ,225,250,315,350,400,500,630,700,800,1000 ,1250

 

Product Description: Dam2-400 Circuit Breaker Household Electrical

The Dam2-400 Circuit Breaker is an elite, molded case circuit breaker meticulously designed for residential electrical applications. Manufactured by the esteemed Shanghai DaDa Electric Co., Ltd., this circuit breaker epitomizes the zenith of safety and dependability standards.

Outstanding Features:

• Manual Type Operation: The Dam2-400 Circuit Breaker is engineered for ease of use, allowing for both manual and electrical closure, offering unparalleled versatility in operation.
• Advanced Locking Mechanism: Once the main contact is secured, the sophisticated free release mechanism ensures the connection remains firmly locked in the closed position, guaranteeing a steadfast and dependable connection.
• Superior Overcurrent Protection: Equipped with an overcurrent trip coil and a high-performance thermal trip element, this circuit breaker offers exceptional protection against excessive current, safeguarding your household electrical systems.
• Enhanced Under Voltage Release: The reliable under voltage release coil, connected in parallel with the power supply, significantly boosts both the safety and operational efficiency of the circuit breaker.

Comprehensive Specifications:

• Product Name: Dam2-400 Circuit Breaker for Household Electrical Safety - The Ultimate Choice for Home Protection
• Keywords: Circuit Breaker, Dam2, MCCB, Molded Case Circuit Breaker, Switch, Fixed Type Circuit Breaker, Cm1, Cm1 Molded Case Circuit Breaker
• Attributes: Low Voltage Circuit Breakers, Manual Type Operation, Standard Type Circuit Breaker

For uncompromised safety and regulatory adherence, always consult the product manual or relevant national standards when selecting, installing, and utilizing the Dam2-400 Circuit Breaker.

Note: The N-pole type of the 4P circuit breaker is divided into A-type and B-type. In the absence of specific requirements, it defaults to B-type.