2018 High quality thermal magnetic circuit breaker - DAM3-630 MCCB Molded Case Circuit Breaker – DaDa
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- Address: Shanghai DaDa Electric Co.,Ltd.
- Phone: 0086-15167477792
- Email: charlotte.weng@cdada.com
2018 High quality thermal magnetic 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 |
Note: Product details are attached.
Product detail pictures:
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We've been commitment to offer the competitive rate ,outstanding merchandise good quality, too as fast delivery for 2018 High quality thermal magnetic circuit breaker - DAM3-630 MCCB Molded Case Circuit Breaker – DaDa , The product will supply to all over the world, such as: Chicago, Lebanon, Rwanda, When you are keen on any of our items following you view our product list, please feel free to make contact with us for inquiries. You'll be able to send us emails and get in touch with us for consultation and we shall respond to you as soon as we are able to. If it's convenient, you could find out our address in our web site and come to our enterprise. or additional information of our items by yourself. We're generally ready to build lengthy and steady co-operation relations with any possible shoppers within the associated fields.
By Teresa from Ukraine - 2018.06.26 19:27
The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.
By Gill from Greek - 2017.10.27 12:12