Standard • Optional - Not Available

250TB2 Lite 250

DATA SHEET: TEMBREAK 2 E250-SF MCCB MCCB Electrical Characteristics to IEC 60947-2, EN 60947-2, JIS C 8201-2-1 ANN.1, NEMA AB-1 Frame Reference Quantity Unit C ondition

Max In (A ) of Frame

Model E250Number of Poles 3, 4Type SF

Nominal c urrent ratings

In (A) 50°C 125,150,175200,225,250

E lec tric al charac teris tic s

Rated operational voltage Ue (V) AC 50/60 Hz 525DC 250

Rated insulation voltage U i (V) 690Rated impulse voltage U imp (kV) 8

Ultimate breaking capacity Icu (kA) 690V AC -(IEC, JIS, AS/NZS) 525V AC 7.5

440V AC 15400/415V AC 25220/240V AC 35250V DC 15

Service breaking capacity Ics (kA) 690V AC -(IEC, JIS, AS/NZS) 525V AC 6

440V AC 12400/415V AC 19220/240V AC 27250V DC 12

Rated breaking capacity (NEMA) (kA) 480V AC 10240VAC 35

P rotec tion

Fixed thermal, fixed magnetic

Adjustable thermal, adjustable magnetic -Utilisation category A

Ins tallation

Front connection (FC)Extension bar (FB) •Cable clamp (FW) •Rear connection (RC) •Plug-in (PM) -DIN rail mounting (DA) -Dimensions height (mm) 165

width (mm) 3 pole 1054 pole 140

depth (mm) 68Weight weight (kg) 3 pole 1.5

4 pole 1.9

Operation

Direct Opening ActionToggle operation Door mounted (HS) / Breaker mounted handle (HB) •Motor operation •

Endurance Electrical cycles 415V AC 6,000Mechanical cycles 18,000

Page 1 of 3

CL CL CL

LH LHLHLH

Front connected

Rear connectedDrilling plan (front view)

M4 0.7Tapped hole

M4 0.7Mounting screw

Panel cutout (front view)

Detail of connecting part

Mounting plate(max. t3.2)

Stud can be turned 45° or 90°

Panel cutout dimensions shown give an allowance of 1.0mm around the handle escutcheon.

Conductor overlap, max

3P 4Pø24

35353513

9

7

102

144

144

206

126

ø9

6 3516

6860

10772 3535 5353 35

4P3P

35

25 22

R1

3P52.5

52

100

4P

50

M4 0.7Mounting screw

10.5

CL CL CLCL

LH LH

LH LH

LH LH23 23

Preparation of conductor

With extension bars (optional)

Drilling plan (front view)

M4 0.7Tapped hole

Interpole barrier (removable)

Interpole barrier (removable)

Mounting hole M8 screw

Conductoroverlap, max

Conductoroverlap, max

Mounting holeP4P3P4P3

3P 4P

25(max.)max.t7

ø11

30.5

11.5

23

30.5

11.5

19

30.5

11.5

23

48.548.5 48.523

1691209723

3535 35 3535

23

102

101

165

144

126

11(m

ax.)

9898

95

7 3535

24

686046

CL

14010535

22

10570

ø9

6.8ø11

30.5

11.5

19

Note: For the extension bars, Straight bars or Spread bars can be supplied.

50

284

50

50

Outline Dimensions E250-SFASL: Arrangement Standard Line HL: Handle Frame Centre Line CL: Handle Centre Line

DATA SHEET: TEMBREAK 2 E250-SF MCCB

Page 2 of 3

100

125

200

300

400

500

700

1000

1500

2000

3000

4000

5000

8000

0.005

0.01

0.02

0.04

0.06

0.1

0.2

0.4

0.6

1

2

6

4

10

20

3040

1

2

6

4

10

203040

1

3

2

Percent Rated Current

Trip

ping

Tim

e

Min.

Max.

hour

min

ute

seco

ndTime/Current Characteristic Curves E250-SF

Page 3 of 3

125 1625 325150 1950 390175 2275 455200 2600 520225 2925 585250 2750 550

DATA SHEET: TEMBREAK 2 E250-SF MCCB