POWR-GARD
®
Fuse Datasheet
© 2012 Littelfuse POWR-GARD
®
Productswww.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)
C
C
D
A
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
⁄
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
(2 7.0) — — —
70 – 100 2
NLN
5
7
⁄
8
(149.2) 1 (25.4) 1 (25.4) 1
1
⁄
16
(2 7.0)
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
