Littelfuse
¨
3AB Slo-Blo
¨
Type Fuses
FLSR Slo-Blo
¨
Current Limiting Fuses
Electrical and Subminiature Fuses
NLN ÒOne TimeÓ Fuses
250 V or less.
Interrupting Rating:
10,000 amps AC. Class 5 K.
Stock
No.
Amps
1
2
6
10
15
20
30
40
60
Size
9
Ú
16
9
Ú
16
EACH
10-90
1.75
2.53
1.83
1.55
1.39
1.39
1.36
2.28
2.18
100-499
1.32
1.89
1.38
1.28
1.10
1.10
1.07
1.77
1.70
Similar to FLN-R Series except interrupting rating is 200,000 amps
@ 600 volts AC and 20,000 @ 300 volts DC.
Stock
No.
Amps
2
6
1
Ú
4
10
20
30
40
100
Size
´
5
´
5
13
Ú
16
´
5
13
Ú
16
´
5
13
Ú
16
´
5
1
1
Ú
16
´
5
1
Ú
2
1
5
Ú
16
´
7
7
Ú
8
13
Ú
16
13
Ú
16
EACH
1-99
8.67
8.90
8.14
7.77
7.01
12.89
25.16
100-499
7.35
7.56
6.86
6.54
5.92
10.97
21.39
6
Ceramic body construction permits higher interrupting ratings and
voltage ratings. Ideal for applications where high current loads are
expected. 250 Volts.
1
Ú
4
"
´
1
1
Ú
4
".
Approvals:
Listed by Underwriters
Laboratories and Certified by CSA from
1
Ú
4
through 30 amperes.
Recognized under the Components Program of Underwriters
Laboratories from 12 through 30 amperes.
Electrical Characteristics.
% of Ampere Rating/Opening Time:
110% Ñ 4 hrs. min., 135% Ñ 1
hr max., 200% Ñ 5 sec. min.
Stock
No.
845-4175
845-4176
845-4177
845-4178
845-4179
846-4180
845-4181
845-4182
846-4183
846-4184
845-4186
846-4187
846-4188
845-4189
845-4190
Mfr.Õs
Type
326001
3261.25
326002
326003
326004
326005
3266.25
326007
326008
326010
326012
326015
326020
326025
326030
Amps
1
1
1
Ú
4
2
3
4
5
6
1
Ú
4
7
8
10
12
15
20
25
30
EACH*
5-45
1.50
2.80
1.79
1.12
1.04
1.69
1.09
1.04
1.08
1.17
.76
.82
1.08
1.04
1.08
50-245
1.19
2.21
1.61
.90
.84
1.33
.88
.84
.88
.95
.60
.68
.88
.83
.88
250-Up
1.06
1.96
1.46
.80
.70
1.13
.73
.70
.74
.79
.53
.57
.72
.70
.73
845-4263
845-4268
845-4271
845-4273
845-4275
845-4277
845-4280
845-4299
845-4300
845-4301
845-4302
845-4303
845-4304
845-4306
845-4308
845-4311
´
2
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
13
Ú
16
´
3
13
Ú
16
´
3
Subminiature Microfuses
Very fast-acting. Ideal for printed circuits. Features low resistance
and high reliability in ultrafast blowing characteristics. Series
279000 has 1" leads for wiring into circuit. Short circuit interrupting
capacity 125 volts, 10,000 amps AC. Series 273000 has 0.170 leads
for plugging into subminiature fuse holder.
Blowing Specifications:
100% Ñ 4 hours minimum; 200% Ñ 5 second maximum;
transparent glass cap. 125 V rating. UL Recognized. CSA Certified.
Stock
No.
845-4096
845-4097
845-4098
845-4099
845-4100
845-0015
845-4101
845-0017
846-4102
845-4103
845-0023
845-4104
845-4105
845-0027
845-4106
845-4108
846-0032
845-4110
845-0036
845-0038
845-4111
846-0041
Mfr.Õs
Type
273.002
273.005
273.010
273.015
273.031
273.050
273.062
273.100
273.125
273.200
273.250
273.300
273.400
273.500
273.600
273.750
273001
27301.5
273002
273003
273004
273005
Amps
1
Ú
500
1
Ú
200
1
Ú
100
1
Ú
64
1
Ú
32
1
Ú
20
1
Ú
16
1
Ú
10
1
Ú
8
2
Ú
10
1
Ú
4
3
Ú
10
4
Ú
10
1
Ú
2
6
Ú
10
3
Ú
4
Alarm Indicating Fuses
125 VAC/60 VDC
EACH
1-99
8.42
8.42
8.83
8.93
9.13
2.59
3.86
3.28
2.61
3.48
3.68
3.86
2.66
5.81
3.68
3.75
2.63
3.67
1.80
2.72
3.32
3.69
100-249
7.48
7.48
8.28
8.28
8.10
2.37
3.10
2.64
2.07
2.92
2.90
3.10
2.07
4.56
2.95
3.01
2.18
2.95
1.64
2.16
2.64
2.90
250-Up
6.73
6.73
7.69
7.69
7.27
2.18
2.77
2.34
1.84
2.75
2.46
2.76
1.84
3.87
2.63
2.69
2.03
2.62
1.50
1.90
2.34
2.46
*Sold in multiples of 5 only.
125 Volts.
c
For Telecommunications Equipment and Similar
Applications
c
Available from 100 MA to 15 A
Color coded by amperage. Blown fuse indicating flag can activate
alarm circuit. Multiple panel mounting in limited space. 0.585
´
0.775". UL recognized at 60 VDC.
Stock
No.
845-4750
845-4751
845-4752
845-4753
845-4754
845-4755
845-4756
845-4757
845-4758
845-4759
Mfr.Õs
Type
481.180
481.250
481.500
481.750
481001
481002
481003
481005
48107.5
481010
Amps
18
Ú
100
1
Ú
4
1
Ú
2
FLNR Slo-Blo
Current Limiting Fuses
¨
For protection against fault currents up to 200,000 amps in motor branch
circuitry, transformers, etc. Class RK-5, 250 V or less. Dual element.
Stock
No.
845-4514
845-4520
845-4521
845-4523
845-4524
845-4525
845-4526
845-4527
845-4528
845-4529
845-4531
845-4533
Amps
1
4
5
8
10
15
17
1
Ú
2
20
25
30
40
60
Size
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
9
Ú
16
´
2
13
Ú
16
´
3
13
Ú
16
´
3
9
Ú
16
Color
Yellow
Violet
Red
Brown
Gray
Orange
Blue
Green
Blk/Wht.
Red/Wht.
EACH
1-99
1.71
1.22
1.70
1.81
2.59
1.70
2.63
1.36
1.81
1.70
100-499
1.50
1.10
1.51
1.60
2.34
1.51
2.34
1.24
1.59
1.51
500-Up
1.38
1.01
1.36
1.46
2.15
1.36
2.13
1.13
1.46
1.36
EACH
1-99
5.05
4.65
4.76
4.88
4.76
3.78
4.47
3.87
3.79
3.83
5.96
6.26
100-499
3.91
3.58
3.66
3.75
3.97
2.92
3.44
3.22
2.91
2.94
5.01
5.27
1
1
1
Ú
2
2
3
4
5
3
Ú
4
1
2
3
5
7
1
Ú
2
10
Axial-Lead PICO II
ª
Subminiature Fuses
Microfuse Holder
For subminiature circuit protection where short circuit currents may
be as high as 300 amperes. Low resistance values, high-speed
action, insulated terminations, encapsulated epoxy-coated body. Will
withstand vibrations of 10-55 Hz per method 201 of MIL-STD-202,
and of 55-2000 Hz at 10 Gs per method 204, test condition C, of
MIL-STD-202, and shock of 100 Gs for 6 milliseconds per method
213, test condition I of MIL-STD-202.
Operating Ambient
Temperature:
Ð55¡C to 125¡C. At Ð55¡C current carrying capacity is
110% of rating; at 25¡C, 100% of rating; at 125¡C, 80% of rating.
Fuses will withstand an axial pull of 7 pounds.
Voltage Rating:
125 V
on
1
Ú
16
-10 amps; 32 V on 12-15 amps.
Body Length:
0.280".
Lead
Length:
1.50".
Body Diameter:
0.095".
Lead Diameter:
0.025" on
1
Ú
16
-10 amps; 0.032 on 12-15 amps.
Stock
No.
846-2000
846-2002
846-2003
846-2004
846-2005
845-2006
846-2007
845-2008
846-2009
846-2010
846-2011
845-2012
845-2013
846-2014
846-2015
846-2016
845-2017
846-2018
Mfr.Õs
Type
251.062
251.125
251.250
251.375
251.500
251.750
251001
25101.5
251002
25102.5
251003
25103.5
251004
251005
251007
251010
251012
251015
Amps
1
Ú
16
1
Ú
8
1
Ú
4
3
Ú
8
1
Ú
2
FLQ Midget
Slo-Blo
¨
Fuses
Rear panel mount RF shielded microfuse holder. Housing and knob
are aluminum. Body is molded of black phenolic. Rated 5 amps.
125 volts max.
845-4139.
Type 282002.
1-99.........................................EACH 11.31
100-499
............................................................................EACH
9.98
500 V or less.
Short Circuit Rating:
10,000 amps.
13
/
32
"
´
1
1
Ú
2
".
Stock
No.
845-4160
845-4161
845-4162
845-4163
845-4164
845-4165
845-4166
845-4167
845-4168
845-4170
845-4171
845-4172
845-4173
Mfr.Õs
Type
FLQ
1
Ú
4
FLQ
1
Ú
2
FLQ 1
FLQ 1
6
Ú
10
FLQ 2
FLQ 2
1
Ú
2
FLQ 3
2
Ú
10
FLQ 4
FLQ 5
FLQ 8
FLQ 10
FLQ 12
FLQ 15
Amps
1
Ú
2
1
6
Ú
10
1
2
2
1
Ú
2
3
2
Ú
10
4
5
8
10
12
15
1
Ú
4
EACH*
5-95
.74
.73
1.63
.63
1.63
.74
.95
.53
.53
.58
1.21
1.50
1.34
.67
.61
1.28
2.48
1.13
100-245
.60
.59
1.28
.58
1.28
.66
.80
.46
.44
.48
.99
1.38
1.10
.54
.50
1.05
2.02
.90
250-Up
.56
.54
1.08
.54
1.08
.59
.67
.42
.38
.40
.85
1.27
.92
.51
.42
.89
1.67
.83
FLM Slo-Blo Fuses
¨
EACH
1-99
11.55
11.16
9.14
9.29
8.87
9.58
9.58
9.14
8.87
9.14
10.03
8.87
9.14
100-499
9.80
9.50
7.77
7.91
7.55
8.15
8.15
7.77
7.54
7.78
9.20
7.54
7.77
250 V or less.
Short Circuit Rating:
10,000 amps 750 VAC. For use
in circuits with high in-rush currents. UL listed and CSA certified.
13
Ú
32
´
1
1
Ú
2
".
Stock
No.
845-4535
846-4537
845-4539
845-4540
845-4542
845-4543
845-4544
845-4545
845-4547
Amps
1
6
Ú
10
2
1
Ú
2
3
2
Ú
10
5
6
1
Ú
4
8
10
15
1
Ú
2
EACH
1-99
4.41
4.28
4.24
4.25
3.53
4.12
3.72
3.43
3.52
100-499
3.40
3.31
3.43
3.28
2.71
3.18
2.87
2.64
2.71
3
Ú
4
1
1
1
Ú
2
2
2
1
Ú
2
3
3
1
Ú
2
4
5
7
10
12
15
*Sold in multiples of 5 only.
268
b
ALLIED
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