China Cheap price Thermal Adjustable circuit breaker - DAM3-630 MCCB Molded Case Circuit Breaker – DaDa
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- Address: Shanghai DaDa Electric Co.,Ltd.
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China Cheap price Thermal Adjustable circuit breaker - DAM3-630 MCCB Molded Case Circuit Breaker – DaDa Detail:
Overview
The rated current of DAM3-630 molded case circuit breaker can reach up to 630A. These electrical devices are suitable for the protection of power distribution circuits with an alternating current of 50-60Hz and a rated operating current up to 1000A. They can also be used in electric motors for infrequent starting and overload protection as well as protection against short circuiting and undervoltage conditions.
The circuit breakers feature the characteristics of small volume, high breaking capacity, and short flashover during operation.
Electrical Parameters of DAM3-630 Molded Case Circuit Breaker
| Rated current of frame size Inm [A] |
630 |
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| Rated current[A] |
315-630 |
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| Number of poles |
3 / 4 |
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| Rated operating voltage | (AC)50-60HZ [V] |
400/690 |
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| DC[V] |
250/1000 |
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| Rated impulse withstand voltage Uimp [KV] |
8 |
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| Rated insulation voltage Ui [V] |
750 |
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| Test voltage at industrial frequency for 1 min [V] |
3000 |
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| Rated ultimate short-circuit breaking capacity Icu [KA] |
N |
S |
H |
|
| (AC)50-60HZ 220/230V[KA] |
55 |
80 |
105 |
|
| (AC)50-60HZ 400/415V [KA] |
36 |
55 |
70 |
|
| (AC)50-60HZ 690V [KA] |
15 |
20 |
25 |
|
| (DC)250V-2 Poles in series |
35 |
50 |
65 |
|
| (DC)500V-2 Poles in series |
18 |
22 |
30 |
|
| (DC)750V-4 Poles in series |
30 |
42 |
55 |
|
| (DC)1000V-4 Poles in series |
25 |
35 |
45 |
|
| Rated service short-circuit breaking capacity, Ics [KA] | ||||
| (AC)50-60HZ 220/230V[%Icu] |
60% |
60% |
60% |
|
| (AC)50-60HZ 400/415V [%Icu] |
60% |
60% |
60% |
|
| (AC)50-60HZ 690V [%Icu] |
60% |
60% |
60% |
|
| Category of utilisation(EN 60947-2) |
A |
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| Isolation condition |
Bitmap |
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| Reference standard |
IEC/EN 60947-2/GB 14048.2 |
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| Interchangeability |
Bitmap |
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| Versions |
Fixed |
Bitmap |
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|
Plug-in |
Bitmap |
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|
Draw-out |
Bitmap |
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Note: Product details are attached.
Product detail pictures:
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Our target is to consolidate and improve the quality and service of existing products, meanwhile constantly develop new products to meet different customers' demands for China Cheap price Thermal Adjustable circuit breaker - DAM3-630 MCCB Molded Case Circuit Breaker – DaDa , The product will supply to all over the world, such as: Mumbai, Swiss, Ireland, We've been always creating new technology to streamline the production, and give products with competitive prices and high quality! Customer satisfaction is our priority! You can let us know your idea to develop unique design for your own model to prevent too much similar parts in the market! We are going to present our best service to satisfy all your needs! Remember to contact us right away!
By Bruno Cabrera from Estonia - 2017.06.19 13:51
Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces，a nice business partner.
By Kristin from Hongkong - 2018.09.29 17:23
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