MDA-5-R [COOPER]

1/4Ë x 1 1/4Ë Ceramic Tube Fuses;


型号：	MDA-5-R
厂家：	COOPER BUSSMANN, INC.
描述：	1/4Ë x 1 1/4Ë Ceramic Tube Fuses 电路保护
文件：	总2页 (文件大小：280K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

˝ x 1 / ˝ Ceramic Tube Fuses

MDA Series, Time-Delay

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

Rated Current

Amp Rating

100%

Opening Time

None

1/4 - 30A

135%

60 Minutes Max.

120 Seconds Max.

Dimensions - mm (in)

200%

Drawing Not to Scale

Agency Information

32.82

(1.292)

38.10

(1.500)

38.10

(1.500)

• UL Listed Card: MDA 2/10 - 20A (Guide JDYX,

File E19180)

• UL Recognized Card: MDA 25 - 30A (Guide JDYX2,

File E19180)

6.76

(0.266)

DIA. OF LEADS

0.81

0–15 AMP:

(0.032)

• CSA Certification Card: MDA 2/10 - 20

(Class No. 1422-01)

• CSA Component Acceptance: MDA 25-30A

(Class No. 1422-30)

1.02

(0.040)

20–30 AMP:

Environmental Data

31.75

(1.250)

6.35

(0.250)

• Shock: 1/100A and 8/10A – MIL-STD-202,

Method 213, Test Condition I;

1A thru 30A – MIL-STD-202, Method 213,

Test Condition J

• Vibration: 1/100A and 8/10A – MIL-STD-202,

Method 201; 1/4A thru 30A – MIL-STD-202,

Method 204, Test Condition C (Except 5g, 500HZ)

Ordering

• Specify packaging, product, and option code

SPECIFICATIONS

Part

Voltage

Rating

AC Interrupting

Rating* (amps)

DC Interrupting

Typical DC Cold

Resistance**

(Ω)

Typical

Voltage

Drop‡

4.00

Number

Rating (amps)

Melting I t†

Vac

Vdc

250V

125V

10000

125V

0.748

2.53

MDA-1/4-R

MDA-1/2-R

MDA-3/4-R

MDA-1-R

250

9.325

1.925

1.42

0.8555

8.58

1.31

0.560

12.21

27.5

1.03

MDA-1-1/2-R

MDA-2-R

100

200

750

1500

0.2585

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

0.170

70.4

MDA-2-1/2-R

MDA-3-R

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

31.79

44.99

147.4

380.49

587.73

638.33

1038.4

1620.43

125.18

336.82

483.45

734.69

1096.7

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

125

10000

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 t (A Sec) (I t was measured at listed interrupting rating and rated voltage)

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

0709 SB-BU09312

Page 1 of 2

Data Sheet 2002

Time-Current Curve

CURRENT IN AMPS

Packaging Code

Description

100 fuses packed into a cardboard carton

1,000 fuses packed into a cardboard carton

8,000 fuses packed into a cardboard carton

BK1

BK8

Option Code

Description

Sealed to withstand aqueous cleaning (Board Washable)

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. 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 con-

tained 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 sup-

port 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.

St. Louis, MO 63178

www.cooperbussmann.com

0709 SB-BU09312

Page 2 of 2

Data Sheet 2002

MDA-5-R [COOPER]

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