Axial Lead and Cartridge Fuses
444
w w w . l i t t e l f u s e . c o m
Special Midget
1
3
/
8
"
Long
Fast-Acting Type Fuse BLS Series
ELECTRICAL CHARACTERISTICS:
% of Ampere
Ampere
Opening
Rating
Rating
Time
135%
2
/
10
10
1 hour, Maximum
200%
2
/
10
10
2 minutes, Maximum
AGENCY APPROVALS:
Listed by Underwriters Laboratories from
1
/
2
through 5 amperes and Certified by CSA from
1
/
2
through 5 amperes.
INTERRUPTING RATING:
10,000 amperes at rated VAC.
PATENTED
ORDERING INFORMATION:
Cartridge
Nominal
Catalog
Ampere
AC Voltage
Resistance
Number
Rating
Rating
Cold Ohms
BLS 2/10
.200
600
36
BLS 4/10
.400
600
11.5
BLS 1/2
.500
600
1.25
BLS 3/4
.750
600
.591
BLS 8/10
.800
600
.524
BLS 1
1
600
.944
BLS 1
1
/
2
1.5
600
.190
BLS 1
6
/
10
1.6
600
.180
BLS 1
8
/
10
1.8
600
.143
BLS 2
2
600
.2608
BLS 3
3
600
.10625
BLS 4
4
600
.0464
BLS 5
5
600
.0330
BLS 6
6
250
.0182
BLS 7
7
250
.1045
BLS 8
8
250
.012
BLS 10
10
250
.00881
Slo-Blo
®
Indicating Type Fuse FLA Series
ELECTRICAL CHARACTERISTICS:
% of Ampere
Opening
Rating
Time
135%
1 hour, Maximum
AGENCY APPROVALS:
Listed by Underwriters Laboratories.
INTERRUPTING RATING:
10,000 amperes at rated VAC.
INDICATING PIN:
Extends 0.3" when fuse opens.
NOTE: Fuses rated 1230 amperes have dual tube construction.
Nominal
Nominal
Catalog
Ampere Resistance Catalog Ampere Resistance
AC Voltage
Number
Rating Cold Ohms Number
Rating
Cold Ohms
Rating
FLA 1/10
.100
200.0
FLA 5
5
.06304
125
FLA 15/100
.15
88.90
FLA 5
6
/
10
5.6
.05194
125
FLA 2/10
.200
50.00
FLA 6
6
.04253
125
FLA 1/4
.250
32.00
FLA 6
1
/
4
6.25
.03794
125
FLA 3/10
.300
22.20
FLA 7
7
.03146
125
FLA 4/10
.400
11.39
FLA 8
8
.01890
125
FLA 1/2
.500
8.00
FLA 10
10
.01387
125
FLA 6/10
.600
5.55
FLA 12
12
.00689
125
FLA 8/10
.800
3.65
FLA 15
15
.00530
125
FLA 1
1
1.9504
FLA 20
20
.00385
125
FLA 1
1
/
8
1.125
1.7004
FLA 25
25
.00275
125
FLA 1
1
/
4
1.250
1.4004
FLA 30
30
.00226
125
FLA 1
4
/
10
1.4
1.1204
125
FLA 1
1
/
2
1.5
.8204
125
FLA 1
6
/
10
1.6
.7027
125
FLA 1
8
/
10
1.8
.5637
125
FLA 2
2
.4627
125
FLA 2
1
/
4
2.25
.3557
125
FLA 2
1
/
2
2.5
.2599
125
FLA 2
8
/
10
2.8
.2048
125
FLA 3
3
.1816
125
FLA 3
2
/
10
3.2
.1587
125
FLA 3
1
/
2
3.5
.1195
125
FLA 4
4
.09772
125
FLA 4
1
/
2
4.5
.07875
125
®
UL
34.925
(1.375")
10.31
(.406")
38.1
(1.50")
10.31
(.406")
®
UL
®
ORDERING INFORMATION:
PDF 
ZIP