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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