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LHJCZ33-7.2D(J)Y/D400-6.3T□
LHJCZ33-12D(J)Y/D400-6.3T□

Removable AC high voltage vacuum contactor-fuse composite apparatus
It is rated 7.2/12kV/400A, the phase distance is 150mm, and the pole distance is 205mm. It can use mechanical holding type or electrical holding type. The product is installed in the cabinet with 650mm wide.

   

Name

Unit

Value

Main circuit

Rated working voltage (Ue)

kV

7.2

12

Rated working current (Ie)

A

400

400

Rated frequency (fr)

Hz

50~60

Rated making capacity

A

10Ie

Rated breaking capacity

A

8Ie

Rated short time withstand current

kA

6.3

Rated peak withstand current

kA

16

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

≤900/350 (closing/opening)

Auxiliary circuit

Form

 

6a+6b

Rated value

 

AC200V/5A

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 endurance

10000 times

30

Electrical endurance

10000 times

10(AC-3)

Mechanical characteristics

Closing time

ms

≤150

Original opening time

ms

≤150(electric holding)

≤60(mechanical holding)

3-phase synchronism

ms

≤3

Closing tripping

ms

≤6

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

 
 
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