Axial Lead and Cartridge Fuses
Special
®
3AB Very Fast-Acting Fuse 322 Series
For protection of silicon controlled rectifiers and similar solid-state devices.
ORDERING INFORMATION:
Cartridge
Nominal
ELECTRICAL CHARACTERISTICS:
Catalog
Number
Ampere
Rating
Voltage
Rating
Resistance
Cold Ohms
% of Ampere
Rating
Ampere
Rating
Opening
Time
322 001
322 1.25
322 002
322 003
322 004
1
1 /
2
3
4
250
250
250
250
250
0.26
1
100%
1–30
1–10
4 hours, Minimum
.2 second, Maximum
1 second, Maximum
4
0.175
0.132
0.063
0.044
250%
12–30
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.
322 005
322 006
322 007
322 008
322 009
5
6
7
8
9
250
250
250
250
250
0.035
0.027
0.022
0.019
0.016
INTERUPTING RATINGS:
322 010
322 012
322 015
322 020
322 025
322 030
10
12
15
20
25
30
250
65
65
65
65
65
0.0135
0.0052
0.0043
0.0034
0.0029
0.0023
1-10A
10,000A @ 125 VAC
100A @ 250 VAC
200A @ 65 VAC
12-30A
322 000 Series
6.35 (.25")
31.75
(1.25")
LOW VOLTAGE
U
®L
SFE Fast-Acting Type 307 Series
ELECTRICAL CHARACTERISTICS:
ORDERING INFORMATION:
% of Ampere
Rating
Opening
Time
Nominal
Resistance
Cold Ohms
Catalog
Number
Ampere
Rating
Voltage
Rating
Fuse
Length
110%
135%
200%
4 hours, Minimum
1 hour, Maximum
5
8
307 004
307 006
307 07.5
307 009
307 014
4
32
32
32
32
32
0.0220
0.0144
0.0113
0.00945
0.0055
15.875 ( / ")
3
4
6
7 /
19.05 ( / ")
10 seconds, Maximum
1
7
2
8
22.23 ( / ")
7
8
9
14
22.23 ( / ")
AGENCY APPROVALS: Listed by Underwriters Laboratories.
1
16
26.99 (1 / ")
DESIGN STANDARDS: UL Standard 275. SAE (Society of
Automotive Engineers) J554.
1
4
307 020
307 030
20
30
32
32
0.0034
0.0021
31.75 (1 / ")
36.51 (1 / ")
7
16
307 000 Series
6.35 (.25")
SEE
CHART
438
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