250A 3 phase molded case circuit breaker

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Price:RUB 1,653.67
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Product Overview

Description

Product Description

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Molded case circuit breaker of  DMM3 series,they are one of the new circuit breakers designed by our company. Its rated insulation voltage is 800V,it is suitable for AC 50HZ,Rated operating voltage 690V and below.The device is used in infrequently switched circuits and infrequently started motors. The circuit breaker has the functions of overload, short circuit and under-voltage protection, and can protect lines and power equipment from damage.

Technical parameter.

Section area of connecting wire and corresponding rated current

Rated current(A)

10

16,20

25

32

40,50

63

80

100

125

160

180,200,225

250

315,350

400

Section area of wire(mm2)

1.5

2.5

4

6

10

16

25

35

50

70

95

120

185

240

 

Rated  current (A)

Cable

Copper bar

Section area

Quantity

Size

quantity

500

150

2

30*5

2

630

185

2

40*5

2

700,800

200

2

40*5

2

      

Installation Conditions

1. Elevation 2000 m and below.

2 Temperature is not higher than + 40 , marine products are + 45  and not lower than - 5 .

3.. The equipment can withstand the influence of moist air.

4. The equipment can withstand the effects of smoke and oil burst.

5. The equipment can tolerate the influence of mould.

6. The maximum inclination of the equipment is + 22 .

7 The equipment can work reliably when it is subjected to normal vibration of ships.

8.. The equipment can work reliably under earthquake conditions.

POLES

1.According to the product poles, it can be divided into two levels: 100A and 225A. There are no four levels in three-pole and four-pole 800.

2. Types of Neutral Pole N Pole in Quadrupole Products. It can be divided into A,B,C,D.

A: N-pole does not install overcurrent tripper, and N-pole is always connected and does not share with other three poles.

B: N pole does not install overcurrent tripper, and N pole is combined with other three poles; N pole is combined first and then divided

C: N-pole is equipped with over-current tripper, and N-pole is combined with other three poles, N-pole is combined first and then divided.

D: The N-pole is equipped with over-current tripper, and the N-pole is always connected, which is not combined with other three poles.

Category

Rated current (A )

1.DMM1-63 is 6, 10, 16, 20, 25, 32, 40, 50, 63, grade 9 6A without overload protection.

2.- 100 is 10, 16, 20, 25, 32, 40, 50, 63, 80, 100A, grade 10

3-160 is 100, 125, 140, 160A, four grades.

4.-225 is 100, 125, 140, 160, 180, 200, 225A, grade seven.

5.- 400 is 225, 250, 315, 350, 400A, grade five.

6.- 630 is 400, 500, 630 A, three levels.

7.- 800 is 630, 700, 800A, three levels.

Products Show

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Company Information

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Our Certifications

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Our advantage

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Advantage

1.UL,CE ,TUV,CQC,CCC,ISO9001 Certificates

2.More than 11 years, manufacture experience

3.75% of our products are exported to Europe,North, south America,Africa and Asian other countries.

4.Factory Size:6500 m2 .

5.Strong technological capacity,advanced production testing equipment.

FAQ

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1.Are you a factory or trading company?
We are manufacturer, our company is founded in 2008 and have more than 10 years of experience in international trade.
2. What's your main product?
Our main products are MCB, RCD, RCBO, Time Switch, Relaynd so on.
3: Do you have a catalogue? Can you send me the catalogue to have a check of all your products?
Yes, We have product catalogue. Please contact us on line or send an email to send the catalogue.
4. Can I visit your factory?
We have over 4500 square meters of workspace and sincerely welcome your business visit.
5. Any quality guarantee or after-sales service?
All the products have 2-5 years'Guarantee. If any quality complaint, we will give out solution within 5 days.

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