name

unit

parameter

main

electricity

road

Rated working voltage (Ue)

kV

2 kV

Rated working current (Ie)

A

800，1000，1250

Rated heating current (Ith)

A

800，1000，1250

Rated connection capacity (I)

A

4Ie

Rated breaking capacity (Ic)

A

4Ie

rated frequency

HZ

50/60

control

manufacture

electricity

road

Rated voltage (Us) 1

V

AC.220/380，DC.110/220

Rated power (Ps)

Electricity maintenance

VA

≯ 1000/100 (suction/hold)

Mechanical Maintenance

≯ 900/600 (closing/opening)

auxiliary circuit

form

3a＋3b

rated value

380V/AC.5A or DC.1A

Rated operating frequency

Long term or mechanical
Maintaining type

Times/h

three hundred

short-term

six hundred

Mechanical lifespan 2

ten thousand times

one hundred

Electrical lifespan

ten thousand times

25(AC-2)

Note 1: The rated control voltage can also be customized according to user needs;

2: For mechanical retention types, the locking mechanism needs to be replaced every 300000 times

Technical Requirements

unit

parameter

power frequency

tolerance

voltage

main circuit

Interphase and relative ground

kV

four point two

vacuum interrupter gap

kV

ten

Control circuit to ground

kV

2 (excluding semiconductors and resistive capacitive components)

Auxiliary circuit to ground

kV

two

mechanical

feature

closing time

ms

≤200

Inherent opening time

ms

≤ 160 (electric hold)

≤ 60 (mechanical hold)

Three phases in different periods

ms

≤3

Closing bounce

ms

≤10