Name

Unit

Value

Main circuit

Rated working voltage (Ue)

V

1140

Rated working current (Ie)

A

800, 1000,1250

Rated thermal current (Ith)

A

800, 1000,1250

Rated frequency (fr)

Hz

50~60

Rated making capacity

A

4Ie(AC2)

Rated breaking capacity

A

4Ie (AC2)

Power frequency withstand voltage

Between phases, phase to earth

kV

4.2

Vacuum breaks

kV

10

Lightening impulse withstand voltage

kV

8

Control circuit

Rated voltage1 (Us)

V

AC. Or DC

110/220/380

Rated power (Ps)

Electric holding

VA

≤1000/100 (absorbing/holding)

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

3-phase synchronism

ms

≤3

Closing tripping

ms

≤10

Remark: 1.rated control voltage can be made according to customer’s requirements.
2.for mechanical holding type, the interlock mechanism should be changed every 300,000 times.