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	Opening Time
100mA-5A	100%	None
	135%	60 minutes max.
	200%	2 seconds max.

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

Dimensions - mm
Drawing Not to Scale

• With TR2 packaging code, lead wire length is 20.3mm

Specifications

Part Number	Voltage Rating Vac	Interrupting Rating at Rated Voltage (amps)		Typical DC Cold Resistance* (Ω)	Typical Melting I2t** AC	Max Voltage Drop (mV)***
		250Vac	125Vac
C518-100-R	250	35	10,000	22.3	0.001	2230
C518-125-R				15.2	0.0019	1930
C518-250-R				5.66	0.012	1450
C518-375-R				2.53	0.039	968
C518-500-R				1.66	0.059	845
C518-750-R				0.91	0.264	686
C518-1.5-R		100		0.9	0.8	135
C518-2-R				0.064	1.9	136
C518-2.5-R				0.046	2.9	121
C518-3-R				0.038	6.1	116
C518-3.5-R				0.032	9.7	115
C518-4-R		200		0.022	16.6	88
C518-5-R				0.018	22.4	91

* DC Cold Resistance (Measured at <10% of rated current)
** Typical Melting I2t (A2Sec) (Minimum at 10 times rated current)
***Typical Voltage Drop (Voltage drop was measured at 20°C ambient temperature at rated current)

Time-Current Curve


Packaging Code

Packaging Code Prefix	Description
BK	100 fuses packed into a cardboard carton
TR2	1,500 fuses packed into tape on a reel (20.3mm lead wire length)

Option Code

Option Code	Description
S	Insulation Sleeve