5 x 20mm Fuses
S505 Series, Time-Delay, Ceramic Tube
Description
• Time-delay, high breaking capacity
• Optional axial leads available
• Ceramic tube, silver-plated endcap construction
(500mA-800mA), nickel-plated brass endcap
construction (1-12A)
• Optional sleeve is flexible flouropolymer (UL
flammability rating VW-1)
• 5 x 20mm physical size
• Designed to IEC 60127-2 (500mA-10A) & extension 12A
1.5 In
min
60 min
60 min
60 min
30 min
Electrical Characteristics
2.1 In
2.75 In
4 In
10 In
max
min
max min max min max
30 min 250 ms 80s 50 ms 5s 5 ms 150 ms
30 min 750ms 80s 95 ms 5s 10 ms 150 ms
30 min 750ms 80s 150 ms 5s 10 ms 150 ms
30 min 750ms 80s 150 ms 5s 10 ms 150 ms
HF
FREE
Dimensions - mm
Drawing Not to Scale
HALOGEN
In
<1A
1A-3.15A
4A-6.3A
8A-12A
Agency Information
• UL Recognized Card: Guide JDYX2, File E19180
• CSA Component Acceptance: File 53787
• SEMKO: File 500496, 816547
• VDE: File 40014091, 40024352, 40023140
• BSI: File KM55676
• IMQ: File 00100, 00529
• PES+JET: File 1641-31003-1004,1641-31003-1011
• CCC: File 2002010207011295
• EK: File SU05011-4012A, SU0511-5014A
• FIMKO: File FI21555
• Ratings above 4A have a maximum 0.81mm diameter
lead
• With TR2 packaging code, lead wire length is 19.05mm
Ordering
• Specify packaging code
• Insert packaging code prefix before part number.
E.g. BK (or BK1)/S505-1-R
• Specify option codes if desired
• For axial leads, insert “V” between catalog series and
amp rating. E.g., BK/S505-V-1-R
Specifications
Typical
Voltage
Drop
(mV)‡
295
189
152.5
150
125
118.5
115
102.5
86.5
77.5
75
75
72
77
Part
Number
S505-500-R
S505-800-R
S505-1-R
S505-1.25-R
S505-1.6-R
S505-2-R
S505-2.5-R
S505-3.15-R
S505-4-R
S505-5-R
S505-6.3-R
S505-8-R
S505-10-R
S505-12-R
Voltage
Rating
Vac
250
250
250
250
250
250
250
250
250
250
250
250
250
250
Interrupting
Rating (amps)
@ Rated
Vac (50Hz)*
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1500
1000
Typical
DC Cold
Typical
Resistance Pre-arching
(W)**
I
2
t AC***
0.5070
0.188†
0.2370
0.632†
0.1401
1.28
0.1075
2.22
0.0700
6.78
0.0545
9.60
0.0395
16.60
0.0305
36.60
0.0185
38.45†
0.0131
71.30†
0.0033
197
0.0067
311
0.0061
397
0.0053
713.7†
IMQ
X
X
X
X
X
X
X
X
X
X
X
X
X
VDE
X
X
X
X
X
X
X
X
X
X
X
X
X
X
SEMKO
X
X
X
X
X
X
X
X
X
X
X
X
X
Agency Approvals
UL CCC
PSEJET
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
CSA
X
X
X
X
X
X
X
X
X
X
X
X
X
EK
X
X
X
X
X
X
X
X
X
X
X
BSI
X
X
X
X
X
X
X
X
X
X
X
X
X
* Interrupting ratings (500mA to 10A were measured at 70% to 80% PF on.
** Typical DC Cold Resistance (Measured At <10% of rated current).
*** Typical Pre-Arching I
2
t (Measured at listed interrupting rating and rated voltage if not specified).
† The typical I
2
t value was measured at 10 times of rated current under DC.
‡ Typical Voltage Drop (voltage drop was measured at 20°C ambient temperature at rated current).
0409
BU-SB08329
Page 1 of 2
Data Sheet 2037
Amp
Rating
Time In Seconds
Current In Amps
Packaging Code
Packaging Code Prefix
BK
BK1
TR2
Description
100 fuses packed into a cardboard carton
1,000 fuses packed into a poly bag
1,500 fuses packed into tape on a reel (19.05mm lead wire length)
Option Code
Option Code
V
Description
Axial leads - copper tinned wire with nickel plated brass overcaps
The only controlled copy of this Data Sheet is the electronic read-only version located on the Cooper Bussmann Network Drive. All other copies of this 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. Cooper Bussmann reserves the right, without notice, to change
design or construction of any products and to discontinue or limit distribution of any products. Cooper Bussmann also reserves the right to change or update, without notice, any technical information contained
in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
Life Support Policy: Cooper Bussmann 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.
© 2009 Cooper Bussmann
St. Louis, MO 63178
www.cooperbussmann.com
0409
BU-SB08329
Page 2 of 2
Data Sheet 2037
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