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Rev: 062617

2 of 3

CLASS J – JLS SERIES FUSES

A

C

D

G

F

E

H

A

B

C

D

Fig. 1

Fig. 2

Dimensions Inches (mm)

AMPERES

REFER TO

FIG. NO.

DIMENSIONS INCHES (mm)

A

B

C

D

E

F

G

H

1 – 30

1

—

1

13

—

—

—

—

35 – 60

1

—

5

—

—

—

—

70 – 100

2

1 (25.4)

3

9

1

110 – 200

2

3 (76.2)

9

3

225 – 400

2

2 (50.8)

13

1

450 – 600

2

8 (203.2)

2 (50.8)

17

3

Dimensions

Current-Limiting Effects of JLS (600 V) Fuses

SHORT CIRCUIT

APPARENT RMS SYMMETRICAL CURRENT FOR VARIOUS FUSE RATINGS

30 A

60 A

100 A

200 A

400 A

600 A

5,000

750

1,450

1,650

2,600

4,450

5,000

10,000

925

1,800

2,050

3,200

5,450

8,700

15,000

1,050

2,025

2,350

3,600

6,200

9,650

20,000

1,150

2,225

2,570

3,950

6,700

10,400

25,000

1,225

2,375

2,750

4,200

7,200

11,000

30,000

1,300

2,500

2,900

4,400

7,500

11,750

35,000

1,350

2,600

3,050

4,650

7,900

12,250

40,000

1,425

2,725

3,200

4,850

8,200

12,500

50,000

1,525

2,900

3,450

5,200

8,750

13,500

60,000

1,600

3,100

3,650

5,500

9,250

14,000

80,000

1,775

3,375

4,000

6,000

10,000

15,000

100,000

1,900

3,600

4,250

6,400

10,800

16,000

150,000

2,125

4,050

4,900

7,300

12,150

18,000

200,000

2,350

4,450

5,300

8,000

13,150

19,250

†Prospective RMS Symmetrical Amperes Short-Circuit Current

Note: Data derived from Peak Let-Thru Curves