| Breaking Capacity: | Low Voltage Circuit Breakers |
|---|---|
| Operation: | Manual Type |
| Speed: | Normal Type Circuit Breaker |
| Installation: | Fixed |
| Structure: | MCCB |
| Poles Number: | 3 |
| Samples: |
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| Customization: |
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Audited Supplier Introducing the DAM2-400 Circuit Breaker-an exceptional addition to our Moulded Case Circuit Breakers lineup. Developed by Shanghai DaDa Electric Co., Ltd., this breakthrough product combines cutting-edge international technology with reliable and efficient performance.
The DAM2-400 Circuit Breaker is engineered for both land and marine environments. With a rated insulation voltage of 800V, it's perfect for AC 50Hz/60Hz distribution networks. Offering protection against overload, short-circuit, under-voltage, and various faults, it is ideal for protecting circuits and power equipment. Additionally, it's suitable for infrequent circuit conversions and motor starts.
The DAM2-400 Circuit Breaker can be customized with various accessories, such as shunt release, under-voltage release, auxiliary contacts, alarm contacts, turning handle operation mechanisms, and power-driven operation mechanisms.
The DAM2-400 Circuit Breaker adheres 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 | ||||
Discover the DAM2-400 Circuit Breaker by Shanghai DaDa Electric Co., Ltd. This premium quality circuit breaker is meticulously designed to deliver unparalleled protection for all your power distribution requirements.
Opt for the DAM2-400 Circuit Breaker for its seamless and reliable power distribution capabilities. With its inverse time breaking action and over-current release, it ensures the utmost safety for your electrical system. Available in 2-pole and 4-pole options, as well as L, M, and H types, it offers the versatility required for diverse applications. Trust in the superior quality and performance of Shanghai DaDa Electric Co., Ltd.'s 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 |
Introducing the exceptional Dam2-400 Circuit Breaker Household Electrical by Shanghai DaDa Electric Co., Ltd. This top-tier circuit breaker is meticulously crafted to deliver unwavering protection for your electrical distribution and motor systems, ensuring reliability and safety in every application.
With its precise instantaneous action characteristic setting values, the Dam2-400 Circuit Breaker guarantees efficient and effective protection for both distribution circuits and motor systems. Its innovative inverse time breaking action feature further elevates motor protection, providing peace of mind for all your electrical applications.
Choose the Dam2-400 Circuit Breaker Household Electrical for unparalleled reliability and durable circuit protection. Secure your order today!
| 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 |
| Rated control supply voltage Uc(DC24V)/Conductor area |
1.5mm² | 2.5mm² |
| 100%Uc 85%Uc |
150m 100m |
250m 160m |
| 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 |
Introducing the Dam2-400 Circuit Breaker Household Electrical by Shanghai DaDa Electric Co., Ltd. This premium circuit breaker is meticulously crafted to deliver trustworthy protection for your electrical circuits.
| 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 |
|
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 now!
| 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 |
Presenting the Dam2-400 Circuit Breaker Household Electrical by Shanghai DaDa Electric Co., Ltd. This top-quality circuit breaker is engineered to offer reliable and efficient protection for low voltage circuits.
| 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 |
Refer to Table 10 for detailed installation dimensions of the manual operating mechanism.
Consult the diagram for precise handle mounting hole specifications of the Dam2-63~800 electric operating mechanism.
The total height of the electric/manual operating mechanism of the circuit breaker is detailed in Table 12.
| 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 |
Seeking a reliable and efficient circuit breaker for your household electrical needs? The DAM2-400 Circuit Breaker from Shanghai DaDa Electric Co., Ltd. is your 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 |
The Dam2-400 Circuit Breaker is a premium molded case circuit breaker tailored for household electrical applications. Crafted by Shanghai DaDa Electric Co., Ltd., this circuit breaker meets the pinnacle of safety and reliability standards.
For optimal safety and compliance, always refer to the product manual or pertinent national standards when selecting, installing, and using the Dam2-400 Circuit Breaker.
Note: The N-pole type of the 4P circuit breaker is categorized into A-type and B-type. If no specification is given, it defaults to B-type.
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