BK-MDA-3-R Cooper/Bussmann, BK-MDA-3-R Datasheet
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BK-MDA-3-R
Manufacturer Part Number
BK-MDA-3-R
Description
Manufacturer
Cooper/Bussmann
Type
Ferruler
Datasheet
1.BK-MDA-3-R.pdf
(2 pages)
Specifications of BK-MDA-3-R
Acting
Time Delay
Voltage Rating (vac)
250V
Current Rating
3A
Mounting
Surface Mount
Product Length (mm)
31.75mm
Product Depth (mm)
6.35mm
Product Height (mm)
6.35mm
Housing Material
Ceramic
Lead Free Status / RoHS Status
Compliant
1
MDA Series,
Description
• Time-delay
• Optional axial leads available
• 1/4˝ x 1-1/4˝ (6.35 x 31.75mm) physical size
• Ceramic tube, nickel-plated brass endcap construction
• UL Listed product meets standard 248-14
Agency Information
• UL Listed Card: MDA 2/10 - 20A (Guide JDYX,
• UL Recognized Card: MDA 25 - 30A (Guide JDYX2,
• CSA Certification Card: MDA 2/10 - 20
• CSA Component Acceptance: MDA 25-30A
Environmental Data
• Shock: 1/100A and 8/10A – MIL-STD-202,
• Vibration: 1/100A and 8/10A – MIL-STD-202,
* Interrupting Ratings (Measured at 70% - 80% power factor on AC. The interrupting ratings for 25Amp, 30Amp were measured at 90% - 100% power factor on AC)
** DC Cold Resistance (Measured at ≤10% of rated current)
† Typical Melting I
‡ Typical Voltage Drop (Voltage drop was measured at 25°C ambient temperature at rated current)
0709
Part
Number
/
MDA-1/4-R
MDA-1/2-R
MDA-3/4-R
MDA-1-R
MDA-1-1/2-R
MDA-2-R
MDA-2-1/2-R
MDA-3-R
MDA-4-R
MDA-5-R
MDA-6-R
MDA-7-R
MDA-8-R
MDA-10-R
MDA-12-R
MDA-15-R
MDA-20-R
MDA-25A-R
MDA-30A-R
Rated Current
4
File E19180)
File E19180)
(Class No. 1422-01)
(Class No. 1422-30)
Method 213, Test Condition I;
1A thru 30A – MIL-STD-202, Method 213,
Test Condition J
Method 201; 1/4A thru 30A – MIL-STD-202,
Method 204, Test Condition C (Except 5g, 500HZ)
˝ x 1
1/4 - 30A
SB-BU09312
1
/
4
˝ Ceramic Tube Fuses
2
t (A
Electrical Characteristics
2
Vac
Sec) (I
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
Time-Delay
Amp Rating
Voltage
Rating
2
t was measured at listed interrupting rating and rated voltage)
100%
135%
200%
Vdc
125
125
125
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
120 Seconds Max.
250V
AC Interrupting
1500
1500
1500
Rating* (amps)
100
100
200
200
200
200
200
200
200
200
750
750
60 Minutes Max.
35
35
35
35
Opening Time
None
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
10000
125V
SPECIFICATIONS
DC Interrupting
Rating (amps)
10000
10000
10000
125V
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Dimensions - mm (in)
Drawing Not to Scale
Page 1 of 2
Ordering
• Specify packaging, product, and option code
(0.266)
(1.500)
6.76
38.10
(1.250)
31.75
Typical DC Cold
Resistance**
0.06685
0.05350
0.03625
0.02610
0.02120
0.01690
0.01350
0.00948
0.00725
0.00553
0.00400
0.00305
0.00243
0.8555
0.2585
9.325
1.925
0.560
0.170
(Ω Ω )
(1.292)
32.82
Data Sheet 2002
(0.250)
6.35
20–30 AMP:
0–15 AMP:
DIA. OF LEADS
Melting I
1620.43
Typical
380.49
587.73
638.33
1038.4
125.18
336.82
483.45
734.69
1096.7
0.748
12.21
31.79
44.99
147.4
(1.500)
2.53
8.58
27.5
70.4
38.10
AC
(0.040)
(0.032)
1.02
2
0.81
t†
Voltage
Typical
Drop‡
0.691
0.623
0.213
0.182
0.162
0.145
0.141
0.137
0.134
0.135
0.128
0.107
0.095
0.105
0.110
4.00
1.42
1.31
1.03
Related parts for BK-MDA-3-R
BK-MDA-3-R Summary of contents
Page 1
... Ceramic Tube Fuses 4 4 Time-Delay MDA Series, Description • Time-delay • Optional axial leads available • 1/4˝ x 1-1/4˝ (6.35 x 31.75mm) physical size • Ceramic tube, nickel-plated brass endcap construction • UL Listed product meets standard 248-14 Electrical Characteristics ...
Page 2
... Packaging Code Description BK 100 fuses packed into a cardboard carton BK1 1,000 fuses packed into a cardboard carton BK8 8,000 fuses packed into a cardboard carton Option Code Description B Sealed to withstand aqueous cleaning (Board Washable) V 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 ...