OM3 MCCB,Circuit Breaker ( C Lock )

Breaking capacity

N

S

H

G

X

Rated current of frame size      Inm

630

630

Rated current                         In

   250,315350,400,500,630

Rated insulation voltage            Ui

690V

Rated operating voltage            Ue

400V

Number of poles

3

Icu 400V/50HZ O-CO   KARated ultimate short-circuit breaking capacity

35

50

70

85

200

Ics 400V/50HZ O-CO   KARated service short-circuit breaking capacity

35

37.5

52.5

   63.75

200

  Icm 400V/50HZ O-CO   KARated short-circuit making capacity

74/0.25

105/0.25

154/0.2

187/0.2

440

Uimp                     V

Rated impulse withstand voltage

8000

Dielectric property                  V

3000

Endurance

Total cycles

8000

Electrical endurance

1000

Mechanical endurance

7000

Ionization distance                 mm

≤60/0

Over current trip unit

Thermal magnetic release

Intelligent trip unit

Utilization category

Main circuit

A/B

Auxiliary circuit

AC-15

Outline dimensions

Wmm

140                              140

Lmm

254                               360

Hmm

103.5                              103.5