Rated supply voltage

AC 220V

Operation voltage range

AC 80V~400V

Rated frequency

50/60Hz

Overvoltage(>U)setting range

220~280V

Undervoltage(<U) setting range

140~210V

Hysteresis

2%

>U and <U trip delay

0.5s

Reset/start delay

5s~600s

Voltage measurement accuracy

≤1%(over the whole range)

Rated insulation voltage

400V

Output contact

1NO

Electrical life

10⁵

Mechanical life

10⁶

Protection degree

IP20

Pollution degree

3

Altitude

≤2000m

Operating temperature

-20℃~55℃

Humidity

≤50% at 40℃（without condensation）

Storage temperature

-30℃~70℃

●Default setting

Technical parameter

Setting range

Step

Factory setting

Overvoltage trip value

220V~280V

1V

270V

Undervoltage trip value

140V~210V

1V

170V

Reset/start delay

5s~600s

1s

5s

Current specification

15A

25A

32A

50A

63A

Rated operating current(ln,A)

15

25

32

50

63

Maximum operating current lmax ( A ,within 10min)

25

30

40

60

80

Max. power of load(kW)

3.6

5.5

7

11

13.9