40.5KV High Voltage Vacuum Contactors

Name

Unit

EVC36-40.5KV/630A or
EVC36-40.5KV/1250A

Main circuit

Rated working voltage (Ue)

kV

40.5

Rated working current (Ie)

A

630

1250

Rated frequency (fr)

Hz

50

Rated making capacity

A

8 Ie

4 Ie

Rated breaking capacity

A

8 Ie

4 Ie

Rated short time withstand current

A

10 Ie

4 Ie

Rated peak withstand current

A

25Ie

10 Ie

Rated short circuit duration

s

4

Lightening impulse withstand voltage

KV

185

Power frequency withstand voltage

Between phases, phase to earth

kV

95

Vacuum breaks

kV

95

Control circuit

Rated voltage1 (Us)

V

110/220 AC or DC

Rated power (Ps) 

Electric holding

VA

≦3600/200 (absorbing/holding)

Mechanical holding

≦3600/220 (closing/opening)

Auxiliary circuit

Form

Electric holding

4NO+4NC

Mechanical holding

3NO+3NC

Rated value

V

AC 380V/5A
DC 380V/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 endurance

10000 times

3

Electrical endurance

10000 times

10

Mechanical characteristics

Closing time

ms

≦200

Opening time

Electric holding

ms

≦100

Mechanical holding

≦60

3-phase synchronism

ms

≦3

Net Weight

kg

210

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