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Axial Lead and Cartridge Fuses
Special
3AB
Very Fast-Acting Fuse 322 Series
For protection of silicon controlled rectifiers and similar solid-state devices.
廬
ORDERING INFORMATION:
Cartridge
Catalog
Number
322
001
322
1.25
322
002
322
003
322
004
322
005
322
006
322
007
322
008
322
009
322
010
322
012
322
015
322
020
322
025
322
030
Ampere
Rating
1
1
1
/
4
2
3
4
5
6
7
8
9
10
12
15
20
25
30
Voltage
Rating
250
250
250
250
250
250
250
250
250
250
250
65
65
65
65
65
Nominal
Resistance
Cold Ohms
0.26
0.175
0.132
0.063
0.044
0.035
0.027
0.022
0.019
0.016
0.0135
0.0052
0.0043
0.0034
0.0029
0.0023
ELECTRICAL CHARACTERISTICS:
% of Ampere
Rating
100%
250%
Ampere
Rating
1鈥?30
1鈥?0
12鈥?30
Opening
Time
4 hours,
Minimum
.2 second,
Maximum
1 second,
Maximum
AGENCY APPROVALS:
Recognized under the Components Program
of Underwriters Laboratories from
1 through 10 amperes at 250 VAC/65 VDC, 12 through 30 amperes at 65
VAC/VDC.
INTERUPTING RATINGS:
1-10A
12-30A
10,000A @ 125 VAC
100A @ 250 VAC
200A @ 65 VAC
322
000
Series
6.35 (.25")
31.75
(1.25")
LOW VOLTAGE
SFE
Fast-Acting Type
% of Ampere
Rating
110%
135%
200%
307 Series
ORDERING INFORMATION:
Opening
Time
4 hours,
Minimum
1 hour,
Maximum
10 seconds,
Maximum
Catalog
Number
307
004
307
006
307
07.5
307
009
307
014
307
020
307
030
Ampere
Rating
4
6
7
1
/
2
9
14
20
30
Voltage
Rating
32
32
32
32
32
32
32
Nominal
Resistance
Cold Ohms
0.0220
0.0144
0.0113
0.00945
0.0055
0.0034
0.0021
UL
廬
ELECTRICAL CHARACTERISTICS:
8
Fuse
Length
15.875 (
5
/
8
")
19.05 (
3
/
4
")
22.23 (
7
/
8
")
22.23 (
7
/
8
")
26.99 (1
1
/
16
")
31.75 (1
1
/
4
")
36.51 (1
7
/
16
")
AXIAL LEAD AND
CARTRIDGE FUSES
AGENCY APPROVALS:
Listed by Underwriters Laboratories.
DESIGN STANDARDS:
UL Standard 275. SAE (Society of
Automotive Engineers) J554.
307
000
Series
6.35 (.25")
SEE
CHART
w w w. l i t t e l f u s e . c o m
303
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