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Ningbo Xingbang Electric Co., Ltd.
Ningbo Xingbang Electric Co., Ltd.  

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CT19 spring operating mechanism 

Place of Origin: Zhejiang, China (Mainland) 
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The product is intended for operating ZN28 indoor HV vacuum breakers under the voltage of 10-35 KV and various kinds of other circuit breakers which

The product is intended for operating ZN28 indoor HV vacuum breakers under the voltage of 10-35 KV and various kinds of other circuit breakers which have the equal switching work.It has functions of over current protection and under-voltage releasing protection.The output angle is from 50 °to 55 °, and the mechanical life is 20000 times.
Technical parameters:
Specificatios of CT19 and data of critical pieces, to see table 1:

type

Weight(kg)

volume
height×width×depth(mm)

input power of electromotor(W)

Switch on spring(mm)

Opening and closing current of breaker(KA)

CT19-Ⅱ

30

420×350×160

110

Ф7

20,31.5

CT19-Ⅲ

30

420×350×160

110

Ф8

40

Technical data of opening and closing electromagnet of CT19 mechanism, to see table 2:

rated voltage(V)

~110

~220

~380

-48

-110

-220

Rated current(A)

open

2.8

1.6



2.3

1.2

close

1.5

1



1.5

0.68

Rated eleltrical power(W)

open

308

352



255

264

close

165

220



165

150

coil resistance at 20℃(Ω)

open

12±0.6

48±2.4



48±2.4

190±10

close

20±1

73±4



73±4

325±15

voltage range

Switch on :85%~110% of rated voltage
switch off:65%~120% of rated voltage,below 30% of rated l voltage,musn't trip.

Installation dimension:


Outline dimensional drawing and mechanical mounting dimension

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 Mr. Zhou

Tel: 86-574-62465407
Mobile: 138 0580 3863
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Company Info

Ningbo Xingbang Electric Co., Ltd. [China (Mainland)]


Business Type:Manufacturer
City: Ningbo
Province/State: Zhejiang
Country/Region: China (Mainland)

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