High Speed Fuses
Square body DIN 43 653 — 1250V/1300V (IEC/UL):
50-1400A
1250V/1300V (IEC/UL) 50-1400A
Specifications
Description:
Square body DIN
43 653 stud-mount high speed
fuses.
Dimensions:
See dimensions
illustration.
Ratings:
Volts: —
—
Amps: —
IR: —
1250Vac (IEC)
1300Vac (UL)
50-1400A
100kA RMS Sym.
Arc Voltage
This curve gives the peak
arc voltage, UL, which may
1.8
1.4
appear across the fuse
during its operation as a
10
3
8
function of the applied
working voltage, Eg, (rms)
6
at a power factor of 15%.
5
4
3
2.5
UL
Power Losses
3
400
K
p
600
800
E
g
1000 1200 1400
Agency Information:
CE, Designed and tested to IEC
60269: Part 4, UL Recognized. Consult Cooper Bussmann for
UL Recognition/CSA Component Acceptance status.
Electrical Characteristics
Total Clearing I
2
t
1.5
K
1.25
1.0
The total clearing I
2
t at
rated voltage and at
power factor of 15% are
0.5
given in the electrical
0.4
characteristics. For other
0.3
voltages, the clearing I
2
t
is found by multiplying by
0.2
E
g
correction factor, K, given
400 600 800 1000 1200 1400
as a function of applied
Dashed lines (- - - - - -) apply to the following
working voltage, Eg,
amperages:.
(rms).
Size
Amps.
1*
1
2
3
400A
500-630A
630-1000A
800-1400A
Watts loss at rated current
is given in the electrical
1.0
characteristics. The curve
0.8
allows the calculation of
0.6
the power losses at load
0.5
0.4
currents lower than the
rated current. The correc-
0.3
tion factor, Kp, is given as
a function of the RMS load
0.2
current, Ib, in % of the
rated current.
0.1
I
b
30 40 50
60
70
80 90 100%
Features and Benefits
• Excellent dc performance
• Low arc voltage and low energy let-through (I
2
t)
• Low watts loss
• Superior cycling capability
Typical Applications
• DC common bus
• DC drives
• Power converters/rectifiers
• Reduced voltage starters
Dimensions (mm)
Type -/110, -TN/110
Size
1*
1
2
3
A
80
80
80
81
B
138
138
138
139
D**
58
66
75
90
E
45
53
61
76
H
20
25
25
30
108
A
**Microswitch.
1mm = 0.0394” / 1” = 25.4mm
H
11
D
E
B
6
E
128
For product data sheets, visit www.cooperbussmann.com/products/datasheet.asp
High Speed Fuses
Square body DIN 43 653 — 1250V/1300V (IEC/UL):
50-1400A
Catalog Numbers
Catalog Numbers
-TN/110
-/110
Type T
Visual
Indicator
Indicator
for Micro
170M3138
170M3188
170M3139
170M3189
170M3140
170M3190
170M3141
170M3191
170M3142
170M3192
170M3143
170M3193
170M3144
170M3194
170M3145
170M3195
170M3146
170M3196
170M3147
170M3197
170M3148
170M3198
170M4138
170M4188
170M4139
170M4189
170M4140
170M4190
170M4141
170M4191
170M4142
170M4192
170M4143
170M4193
170M4144
170M4194
170M4145
170M4195
170M4146
170M4196
170M4147
170M4197
170M5138
170M5188
170M5139
170M5189
170M5140
170M5190
170M5141
170M5191
170M5142
170M5192
170M5143
170M5193
170M5144
170M5194
170M5145
170M5195
170M5146
170M5196
170M5147
170M5197
170M5148
170M5198
170M5149
170M5199
170M5150
170M5200
170M6138
170M6188
170M6139
170M6189
170M6140
170M6190
170M6141
170M6191
170M6142
170M6192
170M6143
170M6193
170M6144
170M6194
170M6145
170M6195
170M6146
170M6196
170M6147
170M6197
170M6148
170M6198
170M6149
170M6199
170M6150
170M6200
170M6151
170M6201
Rated
Current
RMS-Amps
50
63
80
100
125
160
200
250
315
350
400
160
200
250
315
350
400
450
500
550
†630
250
280
315
350
400
450
500
550
630
700
800
†900
†1000
315
350
400
450
500
550
630
700
‡800
‡900
‡1000
‡1100
†1250
†1400
Electrical Characteristics
I
2
t (A
2
Sec)
Clearing Clearing
Pre-arc
at 1000V at 1250V
135
815
1100
215
1300
1750
420
2500
3350
750
4450
5950
1450
9000
11500
2600
16000
21000
5150
31000
41000
9200
54500
73000
18500
115000
150000
27000
165000
220000
53000
265000
335000
1900
11500
15500
3800
22500
30000
7750
46000
61500
15000
90000
120000
20000
125000
165000
29500
175000
235000
42000
250000
335000
69500
340000
435000
95000
465000
590000
130000
660000
6500
38500
51500
9350
55500
74500
13000
77500
105000
16500
97500
135000
23000
140000
180000
34000
205000
270000
48000
285000
380000
62000
370000
495000
115000
575000
730000
160000
795000 1050000
245000 1200000 1550000
360000 1750000
480000 2350000
9500
58000
77500
13500
81500
110000
19500
120000
160000
31000
185000
245000
39000
235000
310000
55000
325000
435000
83500
495000
665000
115000
705000
940000
205000
995000 1300000
305000 1500000 1900000
450000 2150000 2750000
575000 2800000 3600000
810000 3950000
1250000 6000000
Size
1*
1
2
3
Watts
Loss
15
20
25
30
35
40
45
55
60
65
70
45
50
60
65
70
75
80
85
95
100
65
70
75
80
85
90
95
100
110
115
120
125
135
85
90
95
100
105
110
115
120
125
130
135
140
145
150
High Speed
Fuses
†Rated voltage (IEC) 1100V.
‡Rated voltage (IEC) 1250V.
• Watts loss provided at rated current.
• Microswitch indicator ordered separately. See accessories on pages 179-180.
For product data sheets, visit www.cooperbussmann.com/products/datasheet.asp
129
High Speed Fuses
Square body DIN 43 653 — 1250V/1300V (IEC/UL):
50-1400A
Size 1* — 50-400A:1250V
Time-Current Curve
Size 1 — 160-630A: 1250V
Time-Current Curve
160A
200A
250A
315A
350A
400A
450A
500A 550A
630A
A
Virtual Pre-Arcing Time In Seconds
10
1
A
1x10
2
10
3
10
4
Prospective Current In Amperes RMS
10
4
10
3
10
2
10
0
10
–1
10
–2
10
–3
1x10
–4
10
5
Peak Let-Through Curve
10
5
B
Peak Let-Through Curve
10
5
B
400A
350A
315A
250A
200A
160A
125A
100A
80A
63A
50A
630A
550A
500A
450A
400A
350A
315A
250A
200A
160A
10
4
Peak Let-Through Current
10
4
10
3
Peak Let-Through In Amperes
10
3
A
2x10
2
A
2x10
2
1x10
2
10
3
10
4
10
5
Prospective Short-Circuit Current Symmetrical RMS
10
6
1x10
2
10
3
10
4
10
5
Prospective Short-Circuit Current Symmetrical RMS
10
6
630A fuse is derated to 1100V (IEC).
Data Sheet: 17056630
Data Sheet: 17056632
130
For product data sheets, visit www.cooperbussmann.com/products/datasheet.asp
High Speed Fuses
Square body DIN 43 653 — 1250V/1300V (IEC/UL):
50-1400A
Size 2 — 250-1000A: 1250V
Time-Current Curve
250A
280A
315A 350A
400A
450A
500A 550A
630A
700A
800A
900A
1000A
Size 3 — 315-1400A: 1250V
Time-Current Curve
10
4
10
3
10
2
A
Virtual Pre-Arcing Time In Seconds
High Speed
Fuses
10
1
A
10
0
10
–1
10
–2
10
–3
1x10
–4
1x10
2
10
3
10
4
Prospective Current In Amperes RMS
10
5
Peak Let-Through Curve
10
5
Peak Let-Through Curve
10
5
1400A
1250A
1100A
1000A
900A
800A
700A
630A
550A
500A 450A
400A
350A
315A
B
1000A
900A
800A
700A
630A
550A
500A
450A
400A
315A 350A
280A
250A
Peak Let-Through Current
B
Peak Let-Through Current
10
4
10
4
10
3
10
3
A
2x10
2
1x10
2
10
3
10
4
10
5
Prospective Short-Circuit Current Symmetrical RMS
10
6
2x10
2
A
1x10
2
10
3
10
4
10
5
Prospective Short-Circuit Current Symmetrical RMS
10
6
900-1000A fuses are derated to 1100V (IEC).
1250-1400A fuses are derated to 1100V (IEC).
Data Sheet: 17056634
Data Sheet: 17056636
For product data sheets, visit www.cooperbussmann.com/products/datasheet.asp
131