1
⁄
4
" x 1
1
⁄
4
" Fuses
MDQ Series Dual-Element, Time-Delay, Glass Fuse
Description
• Dual-element, time-delay
•
1
⁄
4
" x 1
1
⁄
4
" (6.3 x 32mm) physical size
• Glass tube, nickel-plated brass endcap construction
• UL Listed product meets standard 248-14
• Available with axial leads
Rated Current
1
⁄
16
- 30A
Electrical Characteristics
% of Amp Rating
Opening Time
100%
None
135%
60 minutes maximum
200%
120 seconds maximum
Dimensions - mm (in)
Agency Information
• UL Listed Card: MDQ-
1
⁄
16
- 7A (Guide JDYX,
File E19180)
• UL Recognition Card: MDQ-7.5 - 15A
(Guide JDYX2, File E19180)
• CSA Component Acceptance Card:
MDQ-
1
⁄
16
- 15 (Class 1422-01)
Ordering
• Specify packaging, product, and option code
(i.e., Bk-MDQ-BV-1)
with axial leads
Specifications
Product Code
MDQ-1/16
MDQ-1/10
MDQ-1/8
MDQ-3/16
MDQ-2/10
MDQ-1/4
MDQ-3/10
MDQ-3/8
MDQ-1/2
MDQ-3/4
MDQ-1
MDQ-1-1/4
MDQ-1-1/2
MDQ-2
MDQ-2-1/4
MDQ-2-1/2
MDQ-3
MDQ-4
MDQ-5
MDQ-6
MDQ-6-1/4
MDQ-7
MDQ-8
MDQ-9
MDQ-10
MDQ-15
Voltage
Rating
Vac
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
32
32
32
32
Interrupting
Rating
Amps
35
35
35
35
35
35
35
35
35
35
35
100
100
100
100
100
100
200
200
200
200
200
1,000
1,000
1,000
1,000
Typical DC Cold
Resistance
(Ω)**
83.30000
35.00000
21.50000
10.00000
8.65000
5.77500
4.20000
2.35000
1.40000
0.39685
0.37400
0.36000
0.27000
0.13250
0.11450
0.10050
0.05715
0.03510
0.02650
0.01715
0.01690
0.01375
0.01200
0.00888
0.00720
0.00410
** DC Cold Resistance (Measured at <10% of rated current)
0308
BU-SB07472
Page 1 of 2
Data Sheet 2044
Time-Current Curve
CURRENT IN AMPERES
1-1/2
1-6/10
2
3-2/10
5
6-1/4
1
1-1/4
1/10
2/10
3/10
1/2
10
15
TIME IN SECONDS
20
25
30
TIME IN SECONDS
CURRENT IN AMPERES
Packaging
Packaging Code Prefix
BK
BK1
Description
100 pieces of fuses packed into a cardboard carton
1000 pieces of fuses packed into a cardboard carton
Option Code
Option Code Suffix
B
V
North America
Cooper Electronic Technologies
1225 Broken Sound Parkway NW
Suite F
Boca Raton, FL 33487-3533
Tel: 1-561-998-4100
Fax: 1-561-241-6640
Toll Free: 1-888-414-2645
Description
Board Washable - Hermetically sealed to withstand aqueous cleaning
Axial leads - copper tinned wire with nickel plated brass overcaps
Europe
Cooper Electronic Technologies
Cooper (UK) Limited
Burton-on-the-Wolds
Leicestershire • LE12 5TH UK
Tel: +44 (0) 1509 882 737
Fax: +44 (0) 1509 882 786
Asia Pacific
Cooper Electronic Technologies
1 Jalan Kilang Timor
#06-01 Pacific Tech Centre
Singapore 159303
Tel: +65 278 6151
Fax: +65 270 4160
Cooper Bussmann
P.O. Box 14460
St. Louis, MO 63178-4460
Tel: 1-636-394-2877
Fax: 1-636-527-1607
Cooper Electronic Technologies
Avda. Santa Eulalia, 290
08223
Terrassa, (Barcelona), Spain
Tel: +34 937 362 812
+34 937 362 813
Fax: +34 937 362 719
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.
© 2008 Cooper Bussmann
St. Louis, MO 63178
www.cooperbussmann.com
0308
BU-SB07472
Page 2 of 2
Data Sheet 2044
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