型号(TYPE)

BM-250SN

壳架等级额定电流(Inm) Frame current(Inm)

250

额定电流Rated current In(A)

整定温度40℃ Setting Temperature 40℃

175，200，225，250

极数Number of poles

3

额定绝缘电压Ui(V) Rated Insulation voltage Ui(V)

AC

690

DC

250

外型尺寸(mm)

Dimensions and mounting details

a

105

b

165

c

68

ca

92

bb

126

aa

35

重量(Kg) Weight(Kg)

1.5

短路分断能力(KA)

Short-circuitbreaking capacity(KA)

GB 14048.2     AC

Icu(KA)

400V

25

230V

50

IEC 60947-2

EN 60947-2                 AC

Icu(KA)

550V

15

440V

25

380V

30

220V  240V

50

JIS C8370(非对称值/对

称值AC)

 (Non-Symmetric value/Symmetric value AC)

550V

600V

22/20

440V

480V

35/30

380V

40/35

220V

240V

60/50

DC

250V

20

125V

-

接线方式(Connection way

压接端子 Front connection

选购配件

Shopping fitting

报警开关 Alarming switch (AL)

○

辅助开关 Auxiliary switch (AuX)

○

分励脱扣器 Shunt release (SHT)

○

欠压脱扣器 Undervoltage Release (UVT)

○

附件引线端子 Attachment lead terminal (LT)

○

外部操作把手 Outer operate handle

○

端子隔离盖 Terminal isolation cover

○

脱扣器 Release

热-磁式  Thermal-Magnetic

脱扣按钮 Trip button

有 Have