Bussmann
®
Fast-Acting Ceramic Fuses
For ⁄Ω¢∑ ≈ 1⁄Ω¢∑ (6.3mm ≈ 32mm)
ABC
ABC-V
Time-Current Characteristic Curves–Average Melt
(Full Size Curves Available)
.266"
6.76 mm
.25"
(± 0.003)
6.35 mm
.25"
6.35 mm
1.500"
38.10 mm
(REF)
100
1.25"
(± 0.031)
31.85 mm
1.292" (± .031)
32.82 mm (± .79)
10
TIME IN SECONDS
Catalog Symbol:
ABC (3AB)
Fast-Acting
Agency Approvals*:
U.L./CSA No. 248-14
Construction:
Ceramic,
Nickel Plated
Brass Endcaps
Packaging & Ordering Information:
ABC
Package Code
Blank
5 in
BK/
100 in
Product
Symbol
V
Lead
Blank
V-Axial lead
1.500"
38.10 mm
(REF)
0–15 Amp: .032" (REF)
.81 mm
20–30 Amp: .040" (REF)
1.02 mm
1
.1
(See Table)
Rated Current
Weight = 1.0 lbs/100
Time-Current Characteristics
Rated
Current
⁄Ω¢
-30
110%
4 hrs. (min)
Percent of Rating
135%
60 min. (max)
200%
120 sec. (max)
CURRENT IN AMPERES
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000 Vac, 75-1500 Vdc). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
Electrical Characteristics
Rated
Voltage
AC (Max.)
DC
6,7
(Max.)
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
125V
125V
Interrupting
Rating
1
AC
DC
6
35A
35A
35A
35A
35A
35A
35A
35A
100A
100A
100A
100A
200A
200A
200A
200A
200A
200A
200A
200A
200A
750A
750A
750A
400A
1000A
1000A
Pre-arcing
I
2
t (A
2
Sec)
AC
DC
6
.02
.03
.26
.21
.60
.72
1.47
1.27
2.80
4.98
8.56
12.30
30.63
27.40
19.53
21.73
25.52
65.23
115.20
209.60
484.30
497.00
830.00
1220.00
251.00
Typical Total Clearing
3
I
2
t (A
2
Sec)
AC
DC
6
1.42
.03
1.45
2.37
2.31
2.43
3.27
2.85
13.30
15.80
19.90
26.90
76.11
55.90
46.59
445.10
56.48
113.60
168.80
293.80
286.70
515.90
616.00
1078.00
1438.00
401.00
Typical Voltage
Drop
2
Volts at
100% Rated
Current
3.25
.51
.42
.35
.35
.25
.26
.25
.25
.23
.24
.20
.17
.15
.12
.13
.12
.14
Agency*
Approvals
CSA
U.L.
U.R.
Rated
Current
5
⁄Ω¢
⁄Ω™
‹Ω¢
1
1⁄Ω™
2
2⁄Ω™
3
4
5
6
7
8
10
12
15
20
25
30
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
*
Approvals: U.L. Listed, Std. 248-14, Guide JDYX, File E19180; CSA Certification Class 1422-01, File 53787; U.L. Recognition, Guide JDYXZ, File E19180.
1.
⁄Ω¡§-15A interrupt ratings were measured @ 70%-80% power factor on AC, 18-30A measured @ 85%-95% power factor on AC and at a time constant described in U.L.
198L
2. Voltage drop was measured at 25°C±3°C ambient temperature at rated current.
3. I
2
t was measured at listed interrupting rating and rated voltage.
4. Interrupting rating for ABC
⁄Ω¢
-15A @ 125V is 10000A. Interrupting rating listed corresponds to maximum rated voltage.
5. Other available sizes include
⁄Ω¡§, ⁄Ω¡º, ⁄Ω•, ‹Ω•, 1⁄Ω¢,
9, 12, and 18.
6. DC ratings shown are self-certified.
7. 0-20 is UL recognized to 125 VDC and 10,000A. 25-30 is UL recognized to 125 VDC, 400A and 75 VDC, 1000A.
9-7-99
SB99168
Rev. A
Form No. ABC
Page 1 of 2
BIF Doc #2000
10,000
1,000
100
10
1
.01
2
3
5
8
10
15
20
30
1
AMPERE
RATING
Bussmann
®
Fast-Acting Ceramic Fuses
For ⁄Ω¢∑ ≈ 1⁄Ω¢∑ (6.3mm ≈ 32mm)
1.0 Typical Voltage Drop
(At 25° C Ambient Temperature)
.5
VOLTAGE DROP
.4
.3
.2
.1
0
5%
50%
75%
25%
PERCENT OF RATED CURRENT
100%
ABC
⁄Ω™
VOLTAGE DROP
ABC
‹Ω¢
ABC 1
ABC 1⁄Ω
™
.3
.25
.2
.15
.1
.05
0
5%
50%
75%
25%
PERCENT OF RATED CURRENT
ABC
ABC-V
ABC 2
ABC 3
ABC 2⁄Ω
™
ABC 6
ABC 5
ABC 4
100%
.25
VOLTAGE DROP
.2
.15
.1
.05
0
5%
50%
75%
25%
PERCENT OF RATED CURRENT
100%
ABC 7
VOLTAGE DROP
ABC 8
ABC 10
.14
.12
.1
.08
.06
.04
.02
0
5%
50%
75%
25%
PERCENT OF RATED CURRENT
100%
ABC 30
ABC 20
ABC 25
ABC 15
2.0 Ambient Temperature Effect Chart
(Derating Curve)
PERCENTAGE OF RATED CURRENT
120
110
100
90
80
-60
-40
-20
0
20
40
60
AMBIENT TEMPERATURE
80
100
This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice,
to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information
contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
9-7-99
SB99168
Rev. A
Form No. ABC
Page 2 of 2
BIF Doc #2000
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