Bussmann
®
Fast-Acting
5mm x 15mm Glass Fuses
Dimensional Data
15.0
±
0.5mm
5.0mm (Typ.)
5.2
±
0.3mm
C520
C520 Fast-Acting Fuses.
• Sealed fuses for board washing applications.
Limits for Pre-arcing Time/UL Listed Fuses.
Amp Rating
100mA - 7A
135%
MAX
1 hr.
100%
MIN
4 hr.
200%
MAX
2 sec.
Dimensions are in
Millimeters (mm)
Markings:
Manufacturer’s Symbol,
Product Symbol, Voltage, Ampere,
Testing Agency Mark (Optional)
Agency File Numbers:
UL Listing. File E75865,
Guide # JDYX.
CSA Certification. File LR65063,
Class 1422-01.
Product Symbol:
Physical Fuse Size:
C520
5 x 15mm
Time-Current Characteristic Curves–Average Melt
(Full Size Curves Available)
1.5A
2A
2.5A 3A
3.5A
5A 4A
100mA
125mA
250mA
375mA
500mA
750mA
AMPERE
RATING
100
TIME IN SECONDS
Mechanical Characteristics:
Materials:
Endcaps are silver-plated brass; leads are
tin-plated copper and tube is glass.
Optional sleeve is flexible fluoropolymer (UL
Flammability rating VW-1). The tube will self
extinguish within one minute. 25% maximum
flag burn per ASTM Flammability Test ASTM
D2671 Procedure C.
Packaging & Ordering Information:
C520
Product
Symbol
Blank
- Standard
S -
Transparent
sleeve for
sealed fuses.
Ampere
Rating
100mA
125mA
250mA
375mA
500mA
750mA
2A
2.5A
3A
3.5A
4A
5A
10
1
.1
Package Code
BK/
Bulk Package (100 pcs)
.1
CURRENT IN AMPERES
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 314-527-1270 for more information.
12-17-98
SB98107
Rev. A
100
Form No. C520
Page 1 of 2
BIF Doc #2027
10
1
.01
Bussmann
®
Fast-Acting
5mm x 15mm Glass Fuses
C520
Electrical Characteristics:
Rated
Current
Rating
100mA
125mA
250mA
375mA
500mA
750mA
2A
2.5A
3A
3.5A
4A
5A
200A/250V 10kA/125V AC
p.f. =.7 - .8
250V
100A/250V AC
10kA/125V AC
p.f. = 0.7 - 0.8
35A/250V AC
10kA/125V AC
p.f. = 0.7 - 0.8
Voltage
(V AC)
AIR
Voltage Drop
(mV) max (at 100%
Rated Current.)
Pre-arcing
Value
2t) (A
2
s) Typ.
(I
CSA
•
•
•
•
•
•
•
•
•
•
•
•
Form No. C520
Page 2 of 2
BIF Doc #2027
U.L.
•
•
•
•
•
•
149
137
135
122
1.56
2.93
4.75
7.5
•
•
•
•
•
•
The only controlled copy of this BIF document is the electronic read-only version located on the Bussmann Network Drive. All other copies of this BIF document are by definition uncontrolled. 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 select-
ed, it should be tested by the user in all possible applications.
12-17-98
SB98107
Rev. A