BK/MDL-1/4-R datasheet, PDF - EEWORLD Datasheet

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BK/MDL-1/4-R: DescriptionTIME DELAY BLOW ELECTRIC FUSE, 0.25A, 250VAC, 35A (IR), INLINE/HOLDER, ROHS COMPLIANT; CategoryCircuit protection Circuit protection; File Size269KB，2 Pages; ManufacturerEaton

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BK/MDL-1/4-R Overview

TIME DELAY BLOW ELECTRIC FUSE, 0.25A, 250VAC, 35A (IR), INLINE/HOLDER, ROHS COMPLIANT

BK/MDL-1/4-R Parametric

Parameter Name	Attribute value
Maker	Eaton
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
Manufacturer's serial number	MDL
Installation features	INLINE/HOLDER
method of packing	BOX
physical size	6.35mm x 31.75mm
Rated breaking capacity	35 A
Rated current	0.25 A
Rated voltage (AC)	250 V
Guideline	CSA; UL
surface mount	NO
Terminal surface	NICKEL
Terminal shape	END CAP

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˝ x 1

˝ Time-Delay, Glass Tube Fuses

MDL Series

Description

• Time-delay

• 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

⁄

- 30A

⁄

- 3A

⁄

- 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.

0209

SB-BU08675

Page 1 of 2

Data Sheet 2004

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