Littelfuse NLN Series User Manual
Class k5 – nln/nls series (one-time) fuses, Powr-gard, Fuse datasheet
POWR-GARD
®
Fuse Datasheet
© 2012 Littelfuse POWR-GARD
®
Products
www.littelfuse.com
Rev: 083012
1 of 1
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
F D
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
⁄
2
(12.7)
1
⁄
2
(12.7)
9
⁄
16
(14.3)
—
—
—
NLS
5 (127.0)
3
⁄
4
(19.1)
5
⁄
8
(15.9)
13
⁄
16
(20.6)
—
—
—
35 – 60
1
NLN
3 (76.2)
3
⁄
4
(19.1)
5
⁄
8
(15.9)
13
⁄
16
(20.6)
—
—
—
NLS
5
1
⁄
2
(139.7)
1 (25.4)
5
⁄
8
(15.9)
1
1
⁄
16
(27.0)
—
—
—
70 – 100
2
NLN
5
7
⁄
8
(149.2)
1 (25.4)
1 (25.4)
1
1
⁄
16
(27.0)
1
⁄
8
(3.2)
3
⁄
4
(19.1)
1
5
⁄
16
(33.3)
NLS
7
7
⁄
8
(200.0)
1
1
⁄
4
(31.8)
1 (25.4)
1
5
⁄
16
(33.3)
1
⁄
8
(3.2)
3
⁄
4
(19.1)
1
9
⁄
16
(39.7)
110 – 200
2
NLN
7
1
⁄
8
(181.0)
1
1
⁄
2
(38.1)
1
3
⁄
8
(34.9)
1
9
⁄
16
(39.7)
3
⁄
16
(4.8)
1
1
⁄
8
(28.6)
1
7
⁄
8
(47.6)
NLS
9
5
⁄
8
(244.5)
1
3
⁄
4
(44.5)
1
3
⁄
8
(34.9)
1
27
⁄
32
(46.8)
3
⁄
16
(4.8)
1
1
⁄
8
(28.6)
2
3
⁄
32
(53.2)
225 – 400
2
NLN
8
5
⁄
8
(219.1)
2 (50.8)
1
7
⁄
8
(47.6)
2
3
⁄
32
(53.2)
1
⁄
4
(6.4)
1
5
⁄
8
(41.3)
2
13
⁄
32
(61.1)
NLS
11
5
⁄
8
(295.3)
2
1
⁄
2
(63.5)
1
7
⁄
8
(47.6)
2
19
⁄
32
(65.9)
1
⁄
4
(6.4)
1
5
⁄
8
(41.3)
2
7
⁄
8
(73.0)
450 – 600
2
NLN
10
3
⁄
8
(263.5)
2
1
⁄
2
(63.5)
2
1
⁄
4
(57.2)
2
19
⁄
32
(65.9)
1
⁄
4
(6.4)
2 (50.8)
2
7
⁄
8
(73.0)
NLS
13
3
⁄
8
(339.7)
3 (76.2)
2
1
⁄
4
(57.2)
3
3
⁄
32
(78.6)
1
⁄
4
(6.4)
2 (50.8)
3
7
⁄
16
(87.3)
Dimensions