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BK/MDQ-1/4B

Description
Electric Fuse, Time Delay Blow, 0.25A, 250VAC, 35A (IR), Inline/holder
CategoryCircuit protection    Circuit protection   
File Size259KB,2 Pages
ManufacturerCooper Industries
Download Datasheet Parametric View All

BK/MDQ-1/4B Overview

Electric Fuse, Time Delay Blow, 0.25A, 250VAC, 35A (IR), Inline/holder

BK/MDQ-1/4B Parametric

Parameter NameAttribute value
MakerCooper Industries
Reach Compliance Codeunknown
Fusing characteristicsTIME DELAY
body height31.75 mm
Body length or diameter6.35 mm
Circuit protection typeELECTRIC FUSE
Manufacturer's serial numberMDQ
Installation featuresINLINE/HOLDER
method of packingBOX
physical size6.35mm x 31.75mm
Rated breaking capacity35 A
Rated current0.25 A
Rated voltage (AC)250 V
GuidelineCSA; UL
surface mountNO
Terminal surfaceNICKEL
Terminal shapeEND CAP
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" (6.3mm x 32mm) physical size
• Glass tube, nickel-plated brass endcap construction
• UL Listed product meets standard 248-14
ELECTRICAL CHARACTERISTICS
Rated Current % of Amp Rating
Opening Time
100%
None
1/16A - 30A
135%
60 minutes maximum
200%
120 seconds maximum
Agency Information
• UL Listed Card: MDQ-1/16 - 7A (Guide JDYX,
File E19180)
• UL Recognition Card: MDQ-7.5 - 30A
(Guide JDYX2, File E19180)
• CSA Component Acceptance Card:
MDQ-1/100 - 30 (Class 1422-01)
Ordering
• Specify packaging, product, and option code
Dimensions
mm
(inches)
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
MDQ-20
MDQ-25
MDQ-30
Voltage
Rating
AC
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
32V
32V
32V
32V
32V
32V
32V
Interrupting
Rating
AC
35A
35A
35A
35A
35A
35A
35A
35A
35A
35A
35A
100A
100A
100A
100A
100A
100A
200A
200A
200A
200A
200A
1,000A
1,000A
1,000A
1,000A
1,000A
1,000A
1,000A
Typical DC Cold
Resistance
(ohms)**
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
0.00150
0.00123
0.00105
Traditional Ferrule Fuses - Ferrule Type
** DC Cold Resistance (Measured at <10% of rated current)
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