Technical Data 2052
Effective June 2017
Supersedes February 2009
Product features
•Specify product code
•Insert packaging code prefix before part number. E.g.
BK/S500-32-R
•Ratings above 6.3A have a 0.8mm diameter lead
•With TR2 packaging code, lead wire length is 19.05 mm
•Specify option code if desired
•For axial leads, insert “V” between catalog series and
amp rating. E.g. S500-V-100-R
Ordering information
•cURus: File E19180, Guide JDYX2, JDYX8
•CSA Component Acceptance: File
1803366
•SEMKO Approval: File 414552
•VDE Approval: File 40014109
•BSI Approval: File KM55676
•IMQ Approval: File CA03.00097
•CCC Approval: File 2005010207155694
•Fast-acting, low breaking capacity
•Optional axial leads available
•5 mm x 20 mm physical size
•Glass tube with silver-plated (32-125 mA) and nickel-
plated (160 mA-10 A) endcaps
•Designed to IEC 60127-2 (160 mA-10 A)
Specifications
Voltage Interrupting Rating
(amps) at Rated
Voltage (50Hz) Vac
Typical DC Typical Maximum
Part Number Rating Cold Resistance Melting I 2t Voltage Agency Approvals
Vac AC† Drop (mV)‡ cURus CSA CCC BSI VDE SEMKO IMQ
S500-32-R 250 35 40 0.000047 3200
S500-40-R 250 35 25 0.00011 2500
S500-50-R 250 35 17 0.00020 2400
S500-63-R 250 35 125 0.00057 2000
S500-80-R 250 35 5.0 0.0012 1200
S500-100-R 250 35 3.8 0.003 1100
S500-125-R 250 35 2.8 0.005 1000
S500-160-R 250 35 9.1 0.008 2000 X X X X X X X
S500-200-R 250 35 6.8 0.016 1700 X X X X X X X
S500-250-R 250 35 4.3 0.28 1400 X X X X X X X
S500-315-R 250 35 3.1 0.58 1300 X X X X X X X
S500-400-R 250 35 2.0 0.18 1100 X X X X X X X
S500-500-R 250 35 0.26 0.18 220 X X X X X X X
S500-630-R 250 35 0.20 0.35 220 X X X X X X X
S500-800-R 250 35 0.14 0.67 190 X X X X X X X
S500-1-R 250 35 0.125 0.60 200 X X X X X X X
S500-1.25-R 250 35 0.096 0.84 200 X X X X X X X
S500-1.6-R 250 35 0.066 1.6 190 X X X X X X X
S500-2-R 250 35 0.043 4.2 150 X X X X X X X
S500-2.5-R 250 35 0.034 6.1 150 X X X X X X X
S500-3.15-R 250 35 0.025 13 130 X X X X X X X
S500-4-R 250 40 0.021 22 130 X X X X X X X
S500-5-R 250 50 0.014 42 120 X X X X X X X
S500-6.3-R 250 63 0.010 69 120 X X X X X X X
S500-8-R 250 80 0.010 N/A 120 X X X X X
S500-10-R 250 100 0.008 N/A 120 X X X X X
* DC Cold Resistance (Measured at <10% of rated current)
† Typical Melting I
2
t (I
2
t was measured at listed interrupting rating and rated voltage)
‡ Maximum Voltage Drop (Voltage drop was measured at 20°C ambient temperature at rated current)
(Ω)*
Electrical Characteristics
1.5 In2.1 In2.75 In4 In10 In
In min max min max min max max
32mA-125mA 60 min 30 min – – – – –
160mA-6.3A 60 min 30 min 50 ms 2 sec 10 ms 300 ms 20 ms
8A-10A30 min 30 min 50 ms 2 sec 10 ms 400 ms 40 ms
S500
5 mm x 20 mm Fast-acting glass tube fuses
Agency information
Eaton
Electronics Division
1000 Eaton Boulevard
Cleveland, OH 44122
United States
www.eaton.com/electronics
© 2017 Eaton
All Rights Reserved
Printed in USA
Publication No. 2052 BU-SB08761
June 2017
Eaton is a registered trademark.
All other trademarks are property
of their respective owners.
Life Support Policy: Eaton does not authorize the use of any of its products for use in life support devices or systems without the express written
approval of an officer of the Company. Life support systems are devices which support or sustain life, and whose failure to perform, when properly
used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user.
Eaton reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Eaton also
reserves the right to change or update, without notice, any technical information contained in this bulletin.
S500
5 mm x 20 mm Fast-acting glass tube fuses
Technical Data 2052
Effective June 2017
5.54
(±0.20)
10
(±2.0)
20
(±0.5)
5.2
(±0.1/-0.2)
38.10
(±0.38)
21.10
(±0.81)
38.10
(±0.38)
0.65
(REF)
Dimensions - mm
Drawing Not to Scale
Time-current Curve
Nominal Time/Current Characteristics
Amp
Rating
10000
1000
100
10
1
0.1
0.01
0.01 0.1 1 10 100 1000
Current In Amps
Time In Seconds
32mA
40mA
50mA
63mA
80mA
100mA
125mA
160mA
200mA
250mA
315mA
400mA
500mA
630mA
800mA
1A
1.25A
1.6A
2A
2.5A
3.15A
4A
5A
6.3A
8A
10A
Packaging Code
Packaging PrexDescription
BK 100 fuses packed into a cardboard carton
BK11,000 fuses packed into a poly bag
TR2 1,500 fuses packed into tape on a reel (19.05mm lead wire length)
Option Code
Option CodeDescription
VAxial leads - copper tinned wire with nickel plated brass endcaps
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Eaton:
BK/S500-630-R BK/S500-200-R BK/S500-63-R BK/S500-50-R BK/S500-400-R BK/S500-40-R BK/S500-32-R
BK/S500-315-R BK/S500-250-R BK/S500-2.5-R BK/S500-80-R BK/S500-160-R BK/S500-100-R BK/S500-1.6-R
BK/S500-1.25-R BK1-S500-1-6-R BK1-S500-2-5-R BK1-S500-3-15RY BK1-S500B-2-5-R S500-2-5-R BK1-S500-
250-R BK1-S500-100-R BK1-S500-10-R BK1-S500-125-R BK1-S500-160-R BK1-S500-1-R BK1-S500-200-R BK1-
S500-2-R BK1-S500-315-R BK1-S500-32-R BK1-S500-400-R BK1-S500-40-R BK1-S500-4-R BK1-S500-500-R
BK1-S500-50-R BK1-S500-5-R BK1-S500-630-R BK1-S500-63-R BK1-S500-800-R BK1-S500-80-R BK1-S500-8-R
BK-S500-V-100-R BK-S500-V-1-25R BK-S500-V-160-R BK-S500-V-1-6-R BK-S500-V-1-R BK-S500-V-200-R BK-
S500-V-250-R BK-S500-V-2-5-R BK-S500-V-2-R BK-S500-V-3-15R BK-S500-V-32-R BK-S500-V-400-R BK-S500-
V-40-R BK-S500-V-4-R BK-S500-V-500-R BK-S500-V-50-R BK-S500-V-5-R BK-S500-V-5-RS BK-S500-V-630-R
BK-S500-V-63-R BK-S500-V-800-R BK-S500-V-80-R BK-S500-V-8-R S500-100-R S500-10-R S500-125-R S500-
160-R S500-1-R S500-200-R S500-250-R S500-2-R S500-315-R S500-32-R S500-400-R S500-40-R S500-4-R
S500-500-R S500-50-R S500-5-R S500-630-R S500-63-R S500-800-R S500-80-R S500-8-R BK-S500-16-R
S500-2.5-R BK/S500-V-100-R BK/S500-V-1.25R BK/S500-V-160-R BK/S500-V-1.6-R BK/S500-V-1-R BK/S500-V-
200-R BK/S500-V-250-R BK/S500-V-2.5-R BK/S500-V-2-R BK/S500-V-3.15R BK/S500-V-32-R BK/S500-V-400-R
BK/S500-V-40-R
