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Spring Operation Mechanism CT19, CT19B (A) Type
Spring Operation Mechanism CT19, CT19B (A) Type

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Spring Operation
used for operating ZN38 series vacuum circuit breaker and other breakers with equivalent closing power.

Spring Operation

 

Technical data

 

 

No. 

Item

Unit 

Technical data

CT19-I

CT19-II

CT19B(A)-I

CT19B

(A)-II

CT19B

(A)-III

1

Closing energy

J

100

180

180

180

230

2

Rated input power of the electric motor

W

70

70

70

70

120

3

Weight

KG

30

35

4

Volume 

MM2

420X330X160

530X330X160

5

 

Motor rated voltage

V

110,220

AC, DC: 110, 220

6

 

Motor normal working voltage 

V

85%-110

85%-110% rated working voltage

7

 

Motor energy storing time

S

≤12

8

 

Manpower energy storing force 

N

≤150  400mm)

(Handle length 400mm)

9

 

Rated making/breaking current of auxiliary contacts

A

AC12.5 DC4

 

Number of auxiliary N/O contacts

 

pair

6

 

Number of auxiliary N/C contacts

 

pair

6

10

1min

 

1min. power frequency 

withstand voltage for secondary circuit 

V

2500

11

 

Rotation angle output

degree

50~55

12

 

Time interval to reclose the circuit breaker without current 

S

≤0.3

13

 

Life expectancy 

time 

10000

No. 

Item

Unit 

Technical data

CT19-I

CT19-II

CT19B(A)-I

CT19B

(A)-II

CT19B

(A)-III

1

 

Closing energy

J

100

180

180

180

230

2

Rated input power of the electric motor

W

70

70

70

70

120

3

 

Weight 

KG

30

35

4

Volume 

 

MM2

420X330X160

530X330X160

5

 

Motor rated voltage

V

110,220

AC, DC: 110, 220

6

 

Motor normal working voltage 

V

85%-110% 

85%-110% rated working voltage

7

 

Motor energy storing time

S

≤12

8

 

Manpower energy storing force 

N

≤150(400mm)

(Handle length 400mm)

9

 

Rated making/breaking current of auxiliary contacts

A

AC12.5 DC4

 

Number of auxiliary N/O contacts

 

pair

6

 

Number of auxiliary N/C contacts

 

pair

6

10

1min 

1min. power frequency 

withstand voltage for secondary circuit 

V

2500

11

 

Rotation angle output

degree

50~55

12

 

Time interval to reclose the circuit breaker without current 

S

≤0.3

13

 

Life expectancy 

time 

10000

 

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