Wholesale Price China Mccb 250 A - DAM3-630 MCCB Molded Case Circuit Breaker – DaDa
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- Address: Shanghai DaDa Electric Co.,Ltd.
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- Email: charlotte.weng@cdada.com
Wholesale Price China Mccb 250 A - 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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No matter new consumer or outdated shopper, We believe in lengthy expression and trusted relationship for Wholesale Price China Mccb 250 A - DAM3-630 MCCB Molded Case Circuit Breaker – DaDa , The product will supply to all over the world, such as: luzern, Sweden, Algeria, With top quality products, great after-sales service and warranty policy, we win trust from many overseas partner, many good feedbacks witnessed our factory's growth. With full confidence and strength, welcome customers to contact and visit us for future relationship.
By Giselle from Greek - 2017.09.09 10:18
Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.
By Doreen from Angola - 2017.03.08 14:45
