Greegoo Electric Co.,Ltd

Add:Jinye Mansion, Lvzhuang, Liushi, Yueqing, Zhejiang, 325604 P.R. China

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Vacuum Contactors

EVC8 Series

Tel: +86 577 62776000 Fax: +86 577 62776006

4 Rated technical data

4.1 Rated data see table 1

Name

Unit

Data

Main circuit

Rated working voltage (Ue)

kV

12

Rated working current (Ie)

A

800,1000,1250

Rated frequency (fr)

Hz

50

Rated making capacity (I)

A

10Ie

Rated breaking capacity (Ic)

KA

8Ie

Rated short time withstand current

A

10Ie

Rated peak withstand current

A

25I

Rated short time withstand duration

S

4

Power frequency

withstand voltage

Phase to

phase, phase

to ground

KV

42

Vacuum

breaks

KV

42

Lightning impulse withstand

voltage

KV

75

Control circuit

Rated voltage (Us)

V

AC.or DC.110/220

Rated

power

(Ps)

Electric holding

VA

≤

1000/100(attracting/holdi

ng)

Mechanical holding

≤

900/600(closing/opening)

Auxiliary circuit

Type

3a+3b

Rated value

380V/AC.5A , DC380V/1A

Power frequency withstand voltage phase to ground of

control circuit and auxiliary circuit

KV

2

Rated operating frequency

Long time

Time/h

300

Short time

600

Mechanical life

10000time

30

Electric life

10000time

10

Mechanical characteristics

Closing time

ms

≤200

Stationary opening

time

ms

≤160

(electric holding)

≤60

(mechanical holding)

Three phase

synchronism

ms

≤3

Closing jump

ms

≤10

Remarks: 1 rated control voltage can be made according to the requirement of the user’s;

2 for mechanical holding type, the interlock mechanism should be replaced every 300000 times.