Axial Lead & Cartridge Fuses Datasheet
505 Series
Lead-free 3AB, Fast-Acting Fuse
RoHS Pb
Description
The 505 Series is a 500VAC/VDC rated ceramic fuse with a 20,000A
interrupting rating in a compact 6.3 x 32mm package. Suitable for
circuit protection in high energy applications.
Features & Benefits
■ Available in cartridge and axial
lead form and with various
lead forming dimensions.
■ Compact form factor of
6.3mm x 32mm
■ Recognized to UL/CSA/NMX
248-1 and UL/CSA/NMX
248-14
■ RoHS compliant and Lead-
free
■ Interrupting rating of 20,000
Amperes
■ Conforms to EN 60127-1 and
EN 60127-7
Applications
■ Uninterruptible Power
Additional Information
■ Three-Phase Power Supplies
Supplies (UPS)
Agency Approvals
Resources
Accessories
Samples
Agency
Agency File/Certificate Number
Ampere Range
10A - 30A
10A - 12A
15A - 30A
15A - 16A
10A - 30A
For recommended fuse accessories for this product series, see ‘Recommended Accessories’ section.
E10480
SE-S-2300703
T5026910801*
J50521465 **
N/A
Electrical Characteristics for Series
% of Ampere
Ampere Rating
OpeningTime
Rating
150%
30 minutes, Maximum
30 minutes, Maximum
10 seconds, Maximum
200%
300%
10A - 30A
Notes:
* Conforms to UL 248-1 and UL 248-14
** Conformos to EN/IEC 60127-1 and EN/IEC 60127-7
Electrical Characteristic Specifications by Item
Agency Approvals
Ampere
Rating
(A)
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance (Ohms)
Nominal Melting
I2t (A2 sec)
Amp Code
20kA@450VAC
010.
010.*
012.
10
10
12
450
500
450
0.0167
0.0167
0.0117
91
91
x
x
x
x
-
-
-
-
x
x
x
1000A@250VDC
200A@500VAC
200A@500VDC
20kA@450VAC
1000A@250VDC
192
x
015.
016.
020.
025.
030.
15
16
20
25
30
500
500
500
500
500
0.0073
0.0073
0.0056
0.0048
0.0038
68
68
x
x
x
x
x
-
-
-
-
-
x
x
x
x
x
x
x
x
x
x
50kA@500VAC
20kA@500VDC
140
210
280
30kA@500VAC
20kA@500VDC
Notes:
1. 20kA @ 500VAC and 20kA @ 500VDC interrupting rating available for TUV certification of 30A
2. *200A @ 500VAC and 200A @ 500VDC interrupting rating available for 10A. Add suffix “500”. Example: 0505010.MX500P, and 0505010.MXE500P”
© 2023 Littelfuse, Inc.
Specifications are subject to change without notice.
1
Revised: GD. 10/16/23