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BU-SB13734

Page 3 of 3

Data Sheet # 1025

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.

Current-Limitation Curves

Custom Designs

Printed circuit board versions available up to 60 amps.

Consult factory for details.

Dimensions - in

100,000

80,000

60,000

40,000

30,000

20,000

10,000

8,000

6,000

4,000

3,000

2,000

1,000

800

600

400

300

200

200,000

400,000

300,000

600

400

200

100

60

30

15

800

1200

B

A

PROSPECTIVE SHORT-CIRCUIT CURRENT–SYMMETRICAL RMS AMPS

JJN — 300Vac, 1-1200A, Fast-Acting Fuses

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.

Fuse Amps/Catalog Number

AB

JJN-(1-30)L

0.406

0.125

JJN-(35-60)L

0.563

0.125

JJN-(35-60)L-01

0.563

0.165

The JJN-XXL products are UL Component Recognized under

Guide JFHR2, File E56412.

A

B

0.500"

0.190"MIN.

1.743" (± .020)

1.395" (± .015)

.875" (± .015)

CL

Current-Limiting Effects

Prosp.

Let-Through Current

S.C.C.

(Apparent RMS Symmetrical Vs. Fuse Rating)

15A

30A

60A

100A

200A

400A

600A

800A 1200A

500 1000 1000

1000

1000

1000

1000

1000

1000

1000

1000 1000 1000

1000

1000

1000

1000

1000

1000

1000

5000 1000 1000

1000

1000

2000

3000

5000

5000

5000

10,000 1000 1000

1000

2000

2000

4000

6000

7000

9000

15,000 1000 1000

1000

2000

3000

4000

6000

9000 10,000

20,000 1000 1000

1000

2000

3000

5000

7000 10,000 11,000

25,000 1000 1000

2000

2000

3000

5000

7000 10,000 12,000

30,000 1000 1000

2000

2000

3000

5000

8000 11,000 13,000

35,000 1000 1000

2000

3000

4000

6000

8000 11,000 13,000

40,000 1000 1000

2000

3000

4000

6000

9000 11,000 13,000

50,000 1000 1000

2000

3000

4000

7000

9000 12,000 15,000

60,000 1000 1000

2000

3000

4000

7000

10,000 13,000 16,000

70,000 1000 1000

2000

3000

5000

7000

10,000 14,000 17,000

80,000 1000 2000

2000

3000

5000

8000

11,000 15,000 17,000

90,000 1000 2000

2000

3000

6000

8000

11,000 15,000 18,000

100,000 1000 2000

2000

4000

6000

8000

12,000 16,000 19,000

150,000 1000 2000

3000

4000

6000

9000

13,000 17,000 22,000

200,000 2000 2000

3000

4000

7000

9000

15,000 19,000 23,000