English
Language : 

L15S1 Datasheet, PDF (4/9 Pages) Littelfuse – Traditional Semiconductor Fuses Very Fast-Acting 1 – 1200 Amperes
◁
POWR-GARD® Fuse Datasheet
Special Purpose
Alternate dimension Semiconductor Fuses
150 VAC • Very Fast-Acting • 1-6000 Amperes
LA15QS Series
Ampere
Rating
1
2
3
4
5
6
7
8
10
12
15
20
25
30
35
40
40
45
50
50
55
60
70
70
80
80
90
100
100
130
130
150
150
150
200
200
Littelfuse
Catalog
Number
LA15QS1-2
LA15QS2-2
LA15QS3-2
LA15QS4-2
LA15QS5-2
LA15QS6-2
LA15QS7-2
LA15QS8-2
LA15QS10-2
LA15QS12-2
LA15QS15-2
LA15QS20-2
LA15QS25-2
LA15QS30-2
LA15QS35-1
LA15QS40-1
LA15QS40-4TI
LA15QS45-1
LA15QS50-1
LA15QS50-4
LA15QS55-1
LA15QS60-1
LA15QS70-4
LA15QS70-4TI
LA15QS80-4
LA15QS80-4TI
LA15QS90-4
LA15QS100-4
LA15QS100-4TI
LA15QS130-4
LA15QS130-4TI
LA15QS150-4
LA15QS150-4IL
LA15QS150-4TI
LA15QS200-4
LA15QS200-4IL
Mounting
Type
Maximum
Clearing I2t @150
VAC (A2S x 103)
Watts Loss
@ Rated
Current (W)
2
0.0002
0.68
2
0.001
1.3
2
0.003
1.7
2
0.007
2.1
2
0.012
2.8
2
0.022
3.1
2
0.011
2.2
2
0.015
2.5
2
0.019
2.6
2
0.030
3
2
0.042
3
2
0.072
4
2
0.14
5.2
2
0.25
5.6
1
0.21
9
1
0.28
10
4TI
0.39
3.1
1
0.34
12
1
0.47
13
4
0.64
4
1
Contact Factory
Contact Factory
1
0.94
14
4
2
5.6
4TI
2
5.6
4
2.5
8
4TI
2.5
8
4
3.1
9
4
3.6
10
4TI
3.6
10
4
5.3
14
4TI
5.3
14
4
6.8
16
4IL
6.8
16
4TI
6.8
16
4
9
22
4IL
9
22
Specifications
Voltage Rating:
Interrupting Rating:
Ampere Range:
Approvals:
AC: 150 V
DC: 150 V
100 kA
1 – 6000 A
UL Recognized
Web Resources
TC Curves, downloadable CAD drawings and other technical
information: www.littelfuse.com/la15qs
Ampere
Rating
250
250
300
300
300
350
350
400
400
400
450
450
500
500
600
600
800
1000
1000
1000
1000
1000
1200
1200
1500
1500
2000
2000
2500
2500
3000
3000
3500
4000
4000
5000
6000
Littelfuse
Catalog
Number
LA15QS250-4
LA15QS250-4TI
LA15QS300-4
LA15QS300-4IL
LA15QS300-4TL
LA15QS350-4
LA15QS350-4TI
LA15QS400-4
LA15QS400-4IL
LA15QS400-4TI
LA15QS450-4
LA15QS450-4IL
LA15QS500-4
LA15QS500-4IL
LA15QS600-4
LA15QS600-4IL
LA15QS800-4
LA15QS1000-4
LA15QS1000-4IL
LA15QS1000-4TI
LA15QS1000-128
LA15QS1000-128IL
LA15QS1200-128
LA15QS1200-128IL
LA15QS1500-128
LA15QS1500-128IL
LA15QS2000-128
LA15QS2000-128IL
LA15QS2500-128
LA15QS2500-128IL
LA15QS3000-128
LA15QS3000-128IL
LA15QS3500-128
LA15QS4000-128
LA15QS4000-128IL
LA15QS5000-128
LA15QS6000-128
Mounting
Type
Maximum
Clearing I2t @150
VAC (A2S x 103)
4
15
4TI
15
4
22
4IL
22
4TI
22
4
32
4TI
32
4
40
4IL
40
4TI
40
4
50
4IL
50
4
90
4IL
90
4
130
4IL
130
4
290
4
520
4IL
520
4TI
520
128
540
128IL
540
128
680
128IL
680
128
1200
128IL
1200
128
1900
128IL
1900
128
3200
128IL
3200
128
4800
128IL
4800
128
6500
128
8500
128IL
8500
128
Contact Factory
128
Contact Factory
Watts Loss @
Rated Current
(W)
22
27
33
33
33
40
40
45
45
45
50
50
30
30
35
35
57
75
75
75
88
88
100
100
130
130
165
165
195
195
240
240
260
270
270
Contact Factory
Contact Factory
Figure 1
Figure 2
Figure 3
Figure 4
Figure 5
Dimensions
Dimensions for reference only.
Ampere
RATINGS
1 – 30
35 – 60
40 – 450
500 – 1000
750 – 2000
2500 – 3000
3500 – 4000
5000 – 6000
MountING
Type
2
1
4, 4TI*, 4IL*
4, 4TI*, 4IL*
128, 128IL*
128, 128IL*
128, 128IL*
128
FigURE
No.
1
1
2
2
3
3
4
5
A
1.50 (38.1)
2.00 (50.8)
2.66 (67.6)
3.50 (88.9)
1.88 (47.9)
1.88 (47.9)
1.88 (47.9)
2.38 (60.5)
B
0.41 (10.4)
0.81 (20.6)
1.00 (25.4)
1.50 (38.1)
2.00 (50.8)
3.00 (76.2)
3.50 (88.9)
5.75 (146)
*Optional Trigger Actuator (IL). Optional Trigger Indicator (TI) see web for dimensions.
Dimensions in Inches (mm in parentheses)
C
D
E
F
–
–
–
–
–
–
–
–
1.16 (29.5)
2.19 (55.6)
1.91 (48.5)
0.31 (7.9)
1.25 (31.8)
2.56 (65.0)
1.94 (49.3)
0.41 (10.4)
1.63 (41.4)
1.75 (44.5)
1.00 (25.4)
–
1.63 (41.4)
2.50 (63.5)
1.50 (38.1)
–
1.63 (41.4)
3.00 (76.2)
1.06 (27.0)
1.06 (27.0)
1.88 (47.7)
5.00 (127)
1.50 (38.1)
1.50 (38.1)
G
–
–
0.88 (22.4)
1.00 (25.4)
–
–
–
–
H
–
–
0.19 (4.8)
0.25 (6.4)
–
–
–
–
Tap
–
–
–
–
3⁄8-24-1⁄2 deep
1⁄2-20-1⁄2 deep
1⁄2-20-1⁄2 deep
1⁄2-20-1⁄2 deep
www.littelfuse.com
4
©June 2011 Littelfuse
 ▷