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Spxv series solar fuse, Powr-gard, Fuse datasheet – Littelfuse SPXV Series User Manual

Page 3: 3 of 3, 2013 littelfuse powr-gard

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© 2013 Littelfuse POWR-GARD

®

Products

Rev: 102313

Littelfuse.com

3 of 3

POWR-GARD

®

Fuse Datasheet

-60°C

-40°C -20°C

0°C

20°C

40°C

60°C

80°C

100°C

120°C

140°C

-76°F

-40°F

-4°F

32°F

68°F

104°F

140°F

176°F

212°F

248°F

284°F

AMBIENT TEMPERATURE

60

40

20

0

PER

CENT

OF

UPR

ATIN

G

0

20

40

60

PER

CENT
OF DOW

NR
ATIN
G

Temperature Derating Curve (Temperature of Air Immediately Surrounding Fuse)

1000

900

800

700

600
500
400

300

200

100

90

80

70

60
50
40

30

20

10

9

8

7

6
5
4

3

2

1

0.9

0.8

0.7

0.6
0.5
0.4

0.3

0.2

0.1

0.09

0.08

0.07

0.06
0.05
0.04

0.03

0.02

0.01

1000

900

800

700

600
500
400

300

200

100

90

80

70

60
50
40

30

20

10

9

8

7

6
5
4

3

2

1

0.9

0.8

0.7

0.6
0.5
0.4

0.3

0.2

0.1

0.09

0.08

0.07

0.06
0.05
0.04

0.03

0.02

0.01

100
0

90

0

80

0

70

0

60

0

50

0

40

0

30

0

20

0

10

0

90

80

70

60

50

40

30

20

10

9

8

7

6

5

4

3

2

1

0.9

0.8

0.7

0.6

0.5

0.4

0.3

0.2

0.1

100
0

90

0

80

0

70

0

60

0

50

0

40

0

30

0

20

0

10

0

90

80

70

60

50

40

30

20

10

9

8

7

6

5

4

3

2

1 0.9

0.8

0.7

0.6

0.5

0.4

0.3

0.2

0.1

TI

M

E

IN

SE

C

O

ND

S

CURRENT IN AMPERES

12 A
10 A
8 A
6 A

1000

900

800

700

600

500
400

300

200

100

90

80

70

60

50
40

30

20

10

9

8

7

6

5
4

3

2

1

0.9

0.8

0.7

0.6

0.5
0.4

0.3

0.2

0.1

0.09

0.08

0.07

0.06

0.05
0.04

0.03

0.02

0.01

1000

900

800

700

600

500
400

300

200

100

90

80

70

60

50
40

30

20

10

9

8

7

6

5
4

3

2

1

0.9

0.8

0.7

0.6

0.5
0.4

0.3

0.2

0.1

0.09

0.08

0.07

0.06

0.05
0.04

0.03

0.02

0.01

100000

90000

80000

70000

60000

50000

40000

30000

20000

10000

9000

8000

7000

6000

5000

4000

3000

2000

1000

900

800

700

600

500

400

300

200

100

90

80

70

60

50

40

30

20

10

100000

90000

80000

70000

60000

50000

40000

30000

20000

10000

9000

8000

7000

6000

5000

4000

3000

2000

1000

900

800

700

600

500

400

300

200

100

90

80

70

60

50

40

30

20

10

CURRENT IN AMPERES

TIME IN SECONDS

30 A

25 A

20 A

15 A

Time Current Curve (6-12 A)

Time Current Curve (15-30 A)

SPXV SerieS Solar FUSe