FUSE 2A 250V FAST CERM S501

BK/S501-2-R

Manufacturer Part NumberBK/S501-2-R
DescriptionFUSE 2A 250V FAST CERM S501
ManufacturerCooper/Bussmann
SeriesS501
TypeFast Acting Ceramic Tube Fuse
BK/S501-2-R datasheet
 


Specifications of BK/S501-2-R

Fuse TypeFast ActingVoltage - Rated250VAC
Current2APackage / CaseCylindrical, 5x20mm
Size / Dimension0.205" Dia x 0.787" L (5.20mm x 20.00mm)Mounting TypeHolder
Dc Cold Resistance0.073 OhmMelting I²t2
Current Rating2 AmpsVoltage Rating250 Volts
Fuse Size / Group5 mm x 20 mmTermination StyleCartridge
Body MaterialCeramicDimensions20 mm L
ProductAxial Lead and Cartridge FusesInterrupt Rating1500 Amps
Mounting StylePress FitResistance0.073 Ohms
Lead Free Status / RoHS StatusLead free / RoHS CompliantOperating Temperature-
Color-Other names283-2663
BK-S501-2-R
BK/S501-2R
BK/S5012R
S501-2-R
S501-2R
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5 x 20mm Fuses
S501 Series, Fast-Acting, Ceramic Tube
Description
• Fast-acting high breaking capacity
• Optional axial leads available
• 5 x 20mm physical size
• Ceramic tube with silver-plated (50mA-400mA) and
nickel-plated (500mA-10A) endcaps.
• Designed to IEC 60127-2
Electrical Characteristics
1.5 I n
2.1 I n
2.75 I n
In
min
max
min
max
50mA-4A
60 min 30 min 10 ms
2 sec
5A-6.3A
60 min 30 min 10 ms
3 sec
8A-10A
30 min 30 min 40 ms 20 sec 10 ms
Agency Information
• cURus: File E19180, Guide JDYX2, JDYX8
• CSA Component Acceptance: File 53787
• SEMKO Approval: File 413779
• VDE Approval: File 40015517
• IMQ Approval: File EB405
• CCC Approval: File 2005010207155691
• BSI Approval: File KM55676
Voltage Interrupting Rating at
Product
Rating Rated Voltage (50Hz) Cold Resistance Melting I
Code
Vac
Vac
S501-50-R
250
1500
S501-63-R
250
1500
S501-80-R
250
1500
S501-100-R
250
1500
S501-125-R
250
1500
S501-160-R
250
1500
S501-200-R
250
1500
S501-250-R
250
1500
S501-315-R
250
1500
S501-400-R
250
1500
S501-500-R
250
1500
S501-630-R
250
1500
S501-800-R
250
1500
S501-1-R
250
1500
S501-1.25-R
250
1500
S501-1.6-R
250
1500
S501-2-R
250
1500
S501-2.5-R
250
1500
S501-3.15-R
250
1500
S501-4-R
250
1500
S501-5-R
250
1500
S501-6.3-R
250
1500
S501-8-R
250
1500
S501-10-R
250
1500
* DC Cold Resistance (measured at <10% of rated current)
** I
2
t of 1A, 1.25A & 1.6A is measured at 10I n DC
† Typical Voltage Drop (voltage drop was measured at 20°C ambient temperature at rated current)
‡ CSA approvals on these ratings will not be marked on the fuse cap
0209
BU-SB08724
Dimensions - mm
4 I n
10 I n
Drawing Not to Scale
min
max
max
3 ms 300 ms 20 ms
3 ms 300 ms 20 ms
1s
30 ms
Ordering
• Specify packaging, product, and option code
• Ratings above 6.3A have a 0.8mm diameter lead
• With TR2 packaging code, lead wire length is 19.05mm
Specifications
Typical DC
Typical
Typical
2
t
Voltage
(Ω)*
(amps)
Drop (mV)†
157.5
0.0017
9000
39.0
0.0005
3300
27.9
0.0011
2600
20.0
0.0018
2300
12.3
0.0037
1900
8.5
0.008
1600
6.0
0.02
1350
4.4
0.027
1300
3.3
0.01
1400
2.2
0.018
1200
0.460
0.038
1050
0.340
0.064
1200
0.245
0.097
490
0.231
0.146**
330
0.176
0.313**
297
0.113
0.748**
239
0.073
2.0
205
0.053
3.9
190
0.037
8.1
160
0.027
14
160
0.019
25
155
0.014
48
150
0.009
N/A
N/A
0.008
N/A
N/A
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Agency Approvals
IMQ VDE BSI SEMKO cURus CCC MITI/
JET
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Data Sheet 2051
CSA
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BK/S501-2-R Summary of contents

  • Page 1

    ... Fuses S501 Series, Fast-Acting, Ceramic Tube Description • Fast-acting high breaking capacity • Optional axial leads available • 20mm physical size • Ceramic tube with silver-plated (50mA-400mA) and nickel-plated (500mA-10A) endcaps. • Designed to IEC 60127-2 Electrical Characteristics min ...

  • Page 2

    ... BK 100 fuses packed into a cardboard carton BK1 1,000 fuses packed into a poly bag TR2 1,500 fuses packed into tape on a reel (19.05mm lead wire length) Option Code Description V Axial leads - copper tinned wire with nickel-plated brass endcaps 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 ...