Circuit breaker - Liuyu circuit breaker - DZ949 series moulded case circuit breaker - WenZhou Diamond Star Trading co.,ltd (Seychelles )

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DZ949 series moulded case circuit breaker

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Product Info

Category Name: Liuyu circuit breaker

Product name: DZ949 series moulded case circuit breaker

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Application

DZ949 series oulded case circuit breaker is applied in infrequen t making and breaking on vessel and land,in circuit of AC 50Hz/60Hz,rated insulation voltage 660V, working voltage 440V, and max 250V DC or less.And it is equipped with the protection device of over-load and short circuit to

protect cable and connecting from damage caused by of overheat.

Main technical parameter

Model

DZ949-30G

DZ949-100B

DZ949-100G

DZ949-225B

DZ949-225G

Rated voltage (V)

AC100, 220, 380, 440 DC250

Frequency (Hz)

50, 60

Frame size rated current (A)

100

225

Rated current of release (A)

15, 20, 30

15, 20, 30, 40

125, 150, 175

50, 60, 75, 100

200, 225

Rated limit short circuit breaking capacity

Breaking current (kA)

18 25

22 40

20 35

25 42

Test voltage (V)

1.1

440

1.1

380

1.1

440

1.1

380

1.1

440

1.1

380

Power factor (cos )

0.15~0.20

0.25~0.30

0.15~0.20

Arcing distance (mm)

80 120

Lifetime (T)

440V

cos =0.05

Overload

Load

6000

4000

No load

4000

Total

10000

800

Operation freqnency (T/h)

240

120

Capacity

Voltage (V)

1.1 440

Current (A)

6 30

6 100

6 225

cos

0.5 0.05

Test times

Handle breaking

Auto breaking

Total

Contour and installation dimension

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