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Class K5 – NlN/Nls series (oNe-time) fuses

250/600 VAC • “One-Time” • 1-600 A

ampere ratiNgs

1

7

*25

*60

125

300

2

8

*30

70

150

350

3

10

*35

80

175

400

4

12

*40

90

200

450

5

*15

*45

100

225

500

6

*20

*50

110

250

600

*NLKP series available only in those amperages preceded by an asterisk.

Web Resources

TC Curves, downloadable CAD drawings and other technical

information: www.littelfuse.com/nln

www.littelfuse.com/nls

www.littelfuse.com/nlkp

Recommended Fuse Holders

LFH60 Series • LFH25 Series

Ordering Information

series

amperage

Catalog Number orderiNg Number

NLS

20

NLS020

0NLS020.T

NLN

15

NLN015

0NLN015.T

Description

NLN/NLS fuses provide low cost protection for general

purpose feeder and branch circuits when available short

circuit currents are less than 50 kA.

Canadian Electrical Code NLKP Type P fuse available. See Web Resources

links for more information.

Applications

• General purpose residential and commercial circuits with

little or no motor load.

Features/Benefits

• Economical

• 50 kA interrupting rating

• Indicating and DIN mount holders available

Specifications

Voltage Ratings

AC: 250 V (NLN)

600 V (NLS)

DC: 250 V (NLN)

400 V (NLS 35 – 60 A)

500 V (NLS 8 – 30 A) (NLS 225 – 600 A)

600 V (NLS 1 – 7 A) (NLS 70 – 200 A)

Interrupting Ratings

AC: 50 kA rms symmetrical (NLN/NLS)

DC: 20 kA (NLN/NLS 1 – 60 A)

50 kA (NLN/NLS 70 – 600 A)

Ampere Range

1 – 600 A (NLN/NLS)

Approvals

NLN/NLS: Standard 248-9, Class K5

UL Listed (File: E81895)

CSA Certified (File: LR29862)

A

C

C

D

A

E

B

B

FD

G

FIG. 1

FIG. 2

amperes

refer to

fig. No.

series

dimeNsioNs iNChes (mm)

A

B

C

D

E

F

G

1 – 30

1

NLN

2 (50.8)

1

1

9

—

—

—

NLS

5 (127.0)

3

5

13

—

—

—

35 – 60

1

NLN

3 (76.2)

3

5

13

—

—

—

NLS

1 (25.4)

5

—

—

—

70 – 100

2

NLN

1 (25.4)

1 (25.4)

1

3

NLS

1 (25.4)

1

3

110 – 200

2

NLN

3

NLS

3

225 – 400

2

NLN

2 (50.8)

1

NLS

1

450 – 600

2

NLN

1

2 (50.8)

NLS

3 (76.2)

1

2 (50.8)

Dimensions