BK-MDL-20-R datasheet, PDF - EEWORLD Datasheet

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BK-MDL-20-R: DescriptionElectric Fuse, Time Delay Blow, 20A, 32VAC, 1000A (IR), Inline/holder, ROHS COMPLIANT; CategoryCircuit protection Circuit protection; File Size246KB，2 Pages; ManufacturerCooper Industries; Environmental Compliance

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BK-MDL-20-R Overview

Electric Fuse, Time Delay Blow, 20A, 32VAC, 1000A (IR), Inline/holder, ROHS COMPLIANT

BK-MDL-20-R Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
Maker	Cooper Industries
package instruction	ROHS COMPLIANT
Reach Compliance Code	unknown
Fusing characteristics	TIME DELAY
body height	31.75 mm
Body length or diameter	6.35 mm
Circuit protection type	ELECTRIC FUSE
Joule integral nominal	2914 J
Installation features	INLINE/HOLDER
method of packing	BOX
physical size	6.35mm x 31.75mm
Pre-discharge rating	2914 A2/s
Rated breaking capacity	1000 A
Rated current	20 A
Rated voltage	32 V
Rated voltage (AC)	32 V
Guideline	CE; CSA; UL
surface mount	NO
Terminal surface	Nickel (Ni)
Terminal shape	END CAP

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˝ x 1

˝ Time-Delay, Glass Tube Fuses

MDL Series

Description

• Time-delay, glass tube fuse

• Optional axial leads available

•

⁄

x 1

⁄

(6.4 x 31.7mm) physical size

• Glass tube, nickel-plated brass endcap construction

• UL Listed product meets standard 248-14

Rated Current

1/16 - 30A

1/16 - 3A

3-2/10 - 8A

Electrical Characteristics

% of Amp Rating

Opening Time

100%

None

135%

60 minutes maximum

200%

120 seconds maximum

200%

5 seconds minimum

200%

12 seconds minimum

Agency Information

• UL Listed Card: MDL 1/16 - 8A (Guide JDYX, File E19180)

• UL Recognized Card: MDL 9 - 30A (Guide JDYX2,

File E19180)

• CSA Certification Card: MDL 1/16 - 8A (Class No. 1422-01)

• CSA Component Acceptance: MDL 9-30A

(Class No. 1422-30)

• CE

Environmental Data

• Shock: 1A thru 30A – MIL-STD-202, Method 207, (HI Shock)

• Vibration: 1/4A thru 30A – MIL-STD-202, Method 204, Test

Condition C (Except 5g, 500HZ)

Ordering

Specify packaging code

• Insert packaging code prefix before part number. E.g., BK

(or BK1)-MDL-5-R

Specify option codes if desired

• For axial leads, insert “V” between catalog series and amp

rating. E.g., BK-MDL-V-5-R

Voltage

Rating

Vac

250

• For board washable, insert “B” between catalog series and

amp rating. E.g., BK-MDL-B-5-R

• For axial leads and board washable, insert “B” then “V”

between catalog series and amp rating. E.g., BK-MDL-BV-5-R

Dimensions - mm

(in)

Drawing Not to Scale

38.10

(1.500)

32.82

(1.292)

38.10

(1.500)

6.76

(0.266)

DIA. OF LEADS

0.81

0–15 AMP:

(0.032)

20–30 AMP: 1.02

(0.040)

31.75

(1.250)

6.35

(0.250)

Specifications

AC Interrupting Rating* (amps)@

250Vac

125Vac

32Vac

100

200

10000

1000

Part

Number

MDL-1/16-R

MDL-1/10-R

MDL-1/8-R

MDL-3/16-R

MDL-2/10-R

MDL-1/4-R

MDL-3/10-R

MDL-3/8-R

MDL-1/2-R

MDL-3/4-R

MDL-1-R

MDL-1-1/4-R

MDL-1-1/2-R

MDL-2-R

MDL-2-1/4-R

MDL-2-1/2-R

MDL-3-R

MDL-4-R

MDL-5-R

MDL-6-R

MDL-6-1/4-R

MDL-7-R

MDL-8-R

MDL-9-R

MDL-10-R

MDL-15-R

MDL-20-R

MDL-25††

MDL-30††

Typical DC Cold

Resistance**

(Ω)

45.6

15.68

12.238

4.81

5.234

3.208

2.046

1.567

0.943

0.397

0.273

0.205

0.156

0.116

0.096

0.081

0.057

0.038

0.025

0.022

0.02

0.018

0.015

0.012

0.01

0.005

0.004

0.01225

0.0011

Typical

Melting I

t†

0.0046

0.0420

0.0422

0.116

0.314

0.447

0.412

0.982

1.656

4.343

11.498

86.2

22.7

62.3

49.6

63.1

67.5

19.3

32.0

37.4

38.7

42.7

47.8

51.5

64.4

354.0

2914.0

15221.0

15581.0

Typical

Voltage

Drop‡

2.79

1.95

1.52

1.05

0.972

0.965

0.808

1.46

1.27

1.01

0.995

0.722

0.721

0.644

0.535

0.410

0.345

0.187

0.160

0.155

0.152

0.140

0.119

0.124

0.114

0.130

0.530

0.30

0.40

* Interrupting Ratings (Interrupting ratings were measured at 70% - 80% power factor on AC)

** DC Cold Resistance (Measured at ≤10% of rated current)

† Typical Melting I

t (A

Sec) (I

t was measured at listed interrupting rating and rated voltage.)

‡ Typical Voltage Drop (Voltage drop was measured at 25°C±3°C ambient temperature at rated current)

†† MDL-25 & MDL-30 not available in RoHS compliant construction.

11-08

SB-BU08675

Page 1 of 2

Data Sheet 2004

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