POWR-GARD
®
Fuse Datasheet
Class K5 – NlN/Nls series (oNe-time) fuses
250/600 VAC • “One-Time” • 1-600 A
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)
AC: 50 kA rms symmetrical (NLN/NLS)
DC: 20 kA (NLN/NLS 1 – 60 A)
50 kA (NLN/NLS 70 – 600 A)
1 – 600 A (NLN/NLS)
NLN/NLS: Standard 248-9, Class K5
UL Listed (File: E81895)
CSA Certified (File: LR29862)
ampere ratiNgs
*25
*60
*30
70
*35
80
*40
90
*45
100
*50
110
Interrupting Ratings
Ampere Range
Approvals
Ordering Information
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.
1
2
3
4
5
6
series
NLS
NLN
7
8
10
12
*15
*20
amperage
20
15
125
150
175
200
225
250
300
350
400
450
500
600
*NLKP series available only in those amperages preceded by an asterisk.
Catalog Number orderiNg Number
NLS020
NLN015
0NLS020.T
0NLN015.T
Applications
• General purpose residential and commercial circuits with
little or no motor load.
Web Resources
TC Curves, downloadable CAD drawings and other technical
information:
www.littelfuse.com/nln
www.littelfuse.com/nls
www.littelfuse.com/nlkp
Features/Benefits
• Economical
• 50 kA interrupting rating
• Indicating and DIN mount holders available
Recommended Fuse Holders
LFH60 Series • LFH25 Series
A
B
FIG. 2
dimeNsioNs iNChes (mm)
C
D
E
12
9 16
⁄ (12.7)
⁄ (14.3)
—
5 8
13 16
⁄ (15.9)
⁄ (20.6)
—
5 8
13 16
⁄ (15.9)
⁄ (20.6)
—
5 8
1 16
⁄ (15.9)
1 ⁄ (27.0)
—
1 16
1 8
1 (25.4)
1 ⁄ (27.0)
⁄ (3.2)
5 16
1 8
1 (25.4)
1 ⁄ (33.3)
⁄ (3.2)
3 16
1
3
⁄
8
(34.9)
1
9
⁄
16
(39.7)
⁄ (4.8)
3 16
1
3
⁄
8
(34.9)
1
27
⁄
32
(46.8)
⁄ (4.8)
78
3 32
14
1 ⁄ (47.6)
2 ⁄ (53.2)
⁄ (6.4)
78
19 32
14
1 ⁄ (47.6)
2 ⁄ (65.9)
⁄ (6.4)
14
2
1
⁄
4
(57.2)
2
19
⁄
32
(65.9)
⁄ (6.4)
14
2
1
⁄
4
(57.2)
3
3
⁄
32
(78.6)
⁄ (6.4)
E
G
Dimensions
A
C
D
C
F
D
B
FIG. 1
amperes
1 – 30
35 – 60
70 – 100
110 – 200
225 – 400
450 – 600
www.littelfuse.com
refer to
fig. No.
1
1
2
2
2
2
series
NLN
NLS
NLN
NLS
NLN
NLS
NLN
NLS
NLN
NLS
NLN
NLS
A
2 (50.8)
5 (127.0)
3 (76.2)
12
5 ⁄ (139.7)
5
7
⁄
8
(149.2)
7
7
⁄
8
(200.0)
7
1
⁄
8
(181.0)
9
5
⁄
8
(244.5)
8
5
⁄
8
(219.1)
11
5
⁄
8
(295.3)
10
3
⁄
8
(263.5)
13
3
⁄
8
(339.7)
B
⁄ (12.7)
3 4
⁄ (19.1)
3 4
⁄ (19.1)
1 (25.4)
1 (25.4)
1
1
⁄
4
(31.8)
1
1
⁄
2
(38.1)
1
3
⁄
4
(44.5)
2 (50.8)
2
1
⁄
2
(63.5)
2
1
⁄
2
(63.5)
3 (76.2)
12
F
—
—
—
—
3 4
⁄ (19.1)
3 4
⁄ (19.1)
1
1
⁄
8
(28.6)
1
1
⁄
8
(28.6)
1
5
⁄
8
(41.3)
1
5
⁄
8
(41.3)
2 (50.8)
2 (50.8)
G
—
—
—
—
5 16
1 ⁄ (33.3)
1
9
⁄
16
(39.7)
1
7
⁄
8
(47.6)
2
3
⁄
32
(53.2)
2
13
⁄
32
(61.1)
2
7
⁄
8
(73.0)
2
7
⁄
8
(73.0)
3
7
⁄
16
(87.3)
Rev: 083012
1 of 1
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®
Products
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