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JCZ5-12 series

Name

Unit

Value

Main circuit

Rated working voltage (Ue)

kV

7.2

12

Rated working current (Ie)

A

400,630

Rated frequency (fr)

Hz

50

Rated making capacity

A

10Ie (AC-4)

Rated breaking capacity

A

8Ie (AC-4)

Rated short time withstand current

A

10Ie

Rated peak withstand current

A

25Ie

Rated short circuit duration

s

4

Power frequency withstand voltage

Between phases, phase to earth

kV

32

42

Vacuum breaks

kV

32

42

Lightening impulse withstand voltage

kV

60

75

Control circuit

Rated voltage1 (Us)

V

AC or DC. 110/220

Rated power (Ps)?

Electric holding

VA

≤1000/100 (absorbing/holding)

Mechanical holding

VA

≤900/600 (closing/opening)

Auxiliary circuit

Form

 

3a+3b

Rated value

 

AC380V/5A, DC380V/1A

Control circuit, auxiliary circuit to earth power frequency withstand voltage

kV

2

Rated operating frequency

Long-term or mechanical holding type

time/h

300

Short-term

time/h

600

Mechanical endurance2

10000 times

30

Electrical endurance

10000 times

10

Mechanical characteristics

Closing time

ms

≤200

Original opening time

ms

≤160(electric holding)
≤60(mechanical holding)

3-phase synchronism

ms

≤3

Closing tripping

ms

≤10

Net weight

kg

27.5

33

Remark: 1.rated control voltage can be made according to customer’s requirements.

JCZ5-7.2/12-160/250/400/630
 
 
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