5 x 15mm Fast-Acting Glass Tube Fuses
C518 Series
Description
• Axial-leaded fast-acting
• 5 x 15mm physical size
• Nickel-plated brass endcap construction
• Optional insulation sleeve is flexible flouropolymer
(UL Flammability rating VW-1).
• UL Listed product meets standard UL 248-14
Electrical Characteristics
Rated Current
Amp Rating
100%
Opening Time
None
Dimensions - mm
100mA-5A
135%
60 minutes max.
2 seconds max.
Drawing Not to Scale
200%
Agency Information
• UL Recognition Card: Guide JDYX2, File E19180
• CSA Certification Card: Class 1422-01, File 53787
Ordering
Specify product code
• Insert packaging code prefix before part number. E.g.
BK (or TR2)/C518-2-R
Specify option code, if desired
• For insulation sleeve, insert “S” after part series. E.g.
BK/C518S-2-R
• With TR2 packaging code, lead wire length is 20.3mm
Specifications
Voltage
Rating
Vac
250
Interrupting Rating
Typical DC Cold
Resistance*
(Ω)
Typical
Max
Voltage
Drop (mV)***
2230
1930
1450
968
2
Part Number
at Rated Voltage (amps)
Melting I t**
250Vac
35
125Vac
10,000
10,000
10,000
10,000
10,000
10,000
10,000
10,000
10,000
10,000
10,000
10,000
10,000
AC
0.0010
0.0019
0.012
0.039
0.059
0.264
0.800
1.9
C518-100-R
C518-125-R
C518-250-R
C518-375-R
C518-500-R
C518-750-R
C518-1.5-R
C518-2-R
22.30
250
35
15.20
250
35
5.66
250
35
2.53
250
35
1.66
845
250
35
0.91
686
250
100
100
100
100
100
200
200
0.900
135
250
0.064
136
C518-2.5-R
C518-3-R
250
0.046
2.9
121
250
0.038
6.1
116
C518-3.5-R
C518-4-R
250
0.032
9.7
115
250
0.022
16.6
88
C518-5-R
250
0.018
22.4
91
*
DC Cold Resistance (Measured at <10% of rated current)
** Typical Melting I t (A Sec) (Minimum at 10 times rated current)
***Typical Voltage Drop (Voltage drop was measured at 20°C ambient temperature at rated current)
2
2
0909 BU-SB09718
Page 1 of 2
Data Sheet 2026