DW45 Air Circuit Breaker
As a professional high quality DW45 Air Circuit Breaker manufacturer, you can rest assured to buy DW45 Air Circuit Breaker from our factory. And we will offer you the best after-sale service and timely delivery.DW45 Air Circuit Breaker is suitable for the circuit of AC 50Hz/60Hz with rated service voltage 400V, 690V and rated service current up to 6300A.It is mainly used to distribute electric energy and protect circuits and electric equipment against over-load, under-voltage, short-circuit and single-phase earthing fault.
Model: DW45
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Product Description
Wenzhou Changjiu Technology Co., Ltd. is a professional China DW45 Air Circuit Breaker manufacturer and supplier, known for its quality service. Adhering to the pursuit of perfect quality of products, so that our DW45 Air Circuit Breaker have been satisfied by many customers. In order to ensure the quality and customer needs, we have cooperated with domestic power groups with strong production strength. We will strictly screen each supplier and send videos to customers to watch.
DW45 series air circuit breaker is suitable for the circuit of AC 50Hz/60Hz with rated service voltage 400V, 690V and rated service current up to6300A.It is mainly used to distribute electric energy and protect circuits and electric equipment against over-load, under-voltage, short-circuit and single-phase earthing fault.
DW45 Air Circuit Breaker Details
DW45 Air Circuit Breaker (ACB) - KW1-3200/4P
DW45 Air Circuit Breaker (ACB) - KW1-3200/4P is suitable for the circuit of AC 50Hz with rated voltage up to 690V and rated current up to 5000A. DW45 Air Circuit Breaker (ACB) - KW1-3200/4P is mainly used to distribute electric energy and protect circuit and power supply equipment from- overload, under voltage, short circuit and single phase earthing with intelligentized and selective protection function, DW45 Air Circuit Breaker (ACB) KW1-3200/4P.Can improve the reliability of power supply and avoid unnecessary power failure. DW45 Air Circuit Breaker (ACB) KW1-3200/4P is applicable for power stations, factories, mines (for 690V) and modern high-buildings, especially for the distribution system of intelligentized building.
Application
. Rated operational voltage of the breaker is AC400/415/690V, with the rated current ranges from 630A to 5000A
. Compact design with fixed and withdrawerable type
. Standar: IEC/EC 60947-2 /GB14048.2
. Poles of number: 3/4
. Breaking capacity under 415V
Model
KW1-2000 630A, 800A, 1000A, 1250A, 1600A, 2000A
KW1-3200 2000A, 2500A, 2900A, 3200A
KW1-4000 3600A, 4000A
KW1-5000 4000A, 5000A
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model |
KW1-2000 |
KW1-3200 |
KW1-4000 |
KW1-5000 |
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Frame size rated current In(A) |
2000 |
3200 |
4000 |
5000 |
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Rated current In(A) |
630 800 1000 1250 1600 2000 |
2000 2500 2900 |
3600 4000 |
4000 5000 |
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Rated voltage Ue(V) |
AC 400 ,690 50HZ |
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Rated insulating voltage Ui(V) |
AC 800 50HZ |
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Poles of number |
3,4 |
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Rated current at N-pole In(A) |
50%In, 100%In |
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|
Icu(kA) |
AC 400V |
80 |
100 |
100 |
120 |
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|
AC 690V |
50 |
65 |
65 |
85 |
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Ics(kA) |
AC 400V |
50 |
65 |
80 |
100 |
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|
AC 690V |
40 |
50 |
65 |
75 |
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|
Icw(kA) |
AC 400V |
50 |
65 |
80 |
85 |
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|
AC690V |
||||||||
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Icm(kA) |
AC 400V |
176 |
220 |
220 |
264 |
|||
|
AC690V |
105 |
143 |
165 |
165 |
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Inherent making & breaking time |
25-30ms |
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Operating performances |
Electric life (under AC415V) |
AC400V |
500(1000) |
500(1000) |
500(1000) |
500(1000) |
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AC690V |
500(1000) |
500(1000) |
500(1000) |
500(1000) |
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Mechanical life |
Maintainable-free |
2500 |
2500 |
2500 |
2500 |
|||
|
Maintainable |
10000 |
10000 |
10000 |
10000 |
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Mounting mode |
Fixed. Withdrawable |
Fixed. Withdrawable |
Fixed. Withdrawable |
Fixed. Withdrawable |
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