Chinese wholesale Mccb Tp - DAM3-630 MCCB Molded Case Circuit Breaker – DaDa
- Contact Us
- Address: Shanghai DaDa Electric Co.,Ltd.
- Phone: 0086-15167477792
- Email: charlotte.weng@cdada.com
Chinese wholesale Mccb Tp - 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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We goal to understand excellent disfigurement from the manufacturing and supply the top support to domestic and abroad clients wholeheartedly for Chinese wholesale Mccb Tp - DAM3-630 MCCB Molded Case Circuit Breaker – DaDa , The product will supply to all over the world, such as: moldova, Tanzania, Bolivia, We've customers from more than 20 countries and our reputation has been recognized by our esteemed customers. Never-ending improvement and striving for 0% deficiency are our two main quality policies. Ought to you want anything, don't hesitate to contact us.
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.



