POWR-GARD
®
Fuse Datasheet
© 2012 Littelfuse POWR-GARD
®
Productswww.littelfuse.com
Rev: 100112
2 of 2
Current-Limiting Effects of LDC (600 V) Fuses
SHORT CIRCUIT
CURRENT*
APPARENT RMS SYM MET RI CAL CURRENT FOR VARIOUS FUSE RATINGS
800 A 1200 A 1600 A 2000 A
5,000
5,000 5,000 5,000 5,000
10,000
8,500 10,000 10,000 10,000
15,000
9,750 14,000 15,000 15,000
20,000
10,500 15,000 19,000 20,000
25,000
11,500 16,000 21,000 25,000
30,000
12,000 17,000 22,000 26,000
35,000
12,500 18,000 23,000 28,000
40,000
13,500 19,000 24,000 30,000
50,000
14,000 21,000 26,000 32,000
60,000
15,000 22,000 28,000 34,000
80,000
16,000 24,000 30,000 36,000
100,000
18,000 25,000 33,000 40,000
150,000
20,000 30,000 38,000 44,000
200,000
23,000 32,000 41,000 46,000
*Prospective RMS Sym met ri cal Amperes Short-Circuit Current • Note: Data derived from Peak Let-Thru Curves
CLASS L – LDC SERIES FUSES
B
C
J
F
M
FIG.1
A
ABC
J
D E F
N
M
FIG.2
D E F
ABC
G
H
N
M
J
FIG. 3
BD
G
A F
H
J
M
N
M
G
D E
F
ABC
H
J
K
L
AMPERES
FIG.
NO.
DIMENSIONS INCHES (mm)
A B C D E F G H J K L M N
200-800 1
3
3
⁄
4
(95.3)
5
3
⁄
4
(146.1)
6
3
⁄
4
(171.5)
— —
8
5
⁄
8
(219.1)
— —
2
(50.8)
2
1
⁄
2
(63.5)
3
⁄
8
(9.5)
5
⁄
8
x 1
1
⁄
8
(15.9) x (28.6)
—
900-1200 2
3
3
⁄
4
(95.3)
5
3
⁄
4
(146.1)
6
3
⁄
4
(171.5)
9
1
⁄
4
(235.0)
9
1
⁄
2
(241.3)
10
3
⁄
4
(273.1)
— —
2
(50.8)
2
1
⁄
2
(63.5)
3
⁄
8
(9.5)
5
⁄
8
x
3
⁄
4
(15.9) x (19.1)
5
⁄
8
x 1
1
⁄
8
(15.9) x (28.6)
1300-1600 2
3
3
⁄
4
(95.3)
5
3
⁄
4
(146.1)
6
3
⁄
4
(171.5)
9
1
⁄
4
(235.0)
9
1
⁄
2
(241.3)
10
3
⁄
4
(273.1)
— —
2
3
⁄
8
(60.3)
3
(76.2)
7
⁄
16
(11.1)
5
⁄
8
x
3
⁄
4
(15.9) x (19.1)
5
⁄
8
x 1
1
⁄
8
(15.9) x (28.6)
1800-2000 2
3
3
⁄
4
(95.3)
5
3
⁄
4
(146.1)
6
3
⁄
4
(171.5)
9
1
⁄
4
(235.0)
9
1
⁄
2
(241.3)
10
3
⁄
4
(273.1)
— —
2
3
⁄
4
(69.9)
3
1
⁄
2
(88.9)
1
⁄
2
(12.7)
5
⁄
8
x
3
⁄
4
(15.9) x (19.1)
5
⁄
8
x 1
1
⁄
8
(15.9) x (28.6)
2100-2500 3
4
(101.6)
5
3
⁄
4
(146.1)
6
3
⁄
4
(171.5)
9
1
⁄
4
(235.0)
9
1
⁄
2
(241.3)
10
3
⁄
4
(273.1)
1
5
⁄
8
(41.3)
1
3
⁄
4
(44.5)
3
1
⁄
2
(88.9)
5
(12 7.0 )
3
⁄
4
(19.1)
5
⁄
8
x
3
⁄
4
(15.9) x (19.1)
5
⁄
8
x 1
1
⁄
8
(15.9) x (28.6)
2501-3000 3
4
(101.6)
5
3
⁄
4
(146.1)
6
3
⁄
4
(171.5)
9
1
⁄
4
(235.0)
9
1
⁄
2
(241.3)
10
3
⁄
4
(273.1)
1
5
⁄
8
(41.3)
1
3
⁄
4
(44.5)
4
(101.6)
5
(12 7.0 )
3
⁄
4
(19.1)
5
⁄
8
x
3
⁄
4
(15.9) x (19.1)
5
⁄
8
x 1
1
⁄
8
(15.9) x (28.6)
3500-4000 4
4
(101.6)
5
3
⁄
4
(146.1)
6
3
⁄
4
(171.5)
9
1
⁄
4
(235.0)
9
1
⁄
2
(241.3)
10
3
⁄
4
(273.1)
1
3
⁄
4
(44.5)
3
1
⁄
4
(82.6)
4
3
⁄
4
(120.7)
5
3
⁄
4
(146.1)
3
⁄
4
(19.1)
5
⁄
8
x 1
3
⁄
8
(15.9) x (34.9)
5
⁄
8
x 1
3
⁄
8
(15.9) x (34.9)
4500-5000 5
4
(101.6)
5
3
⁄
4
(146.1)
—
9
1
⁄
4
(235.0)
—
10
3
⁄
4
(273.1)
1
5
⁄
8
(41.3)
3
1
⁄
4
(82.6)
5
1
⁄
4
(133.4)
7
1
⁄
8
(181.0)
1
(25.4)
5
⁄
8
DIA.
(15.9)
—
6000 5
4
(101.6)
5
3
⁄
4
(146.1)
—
9
1
⁄
4
(235.0)
—
10
3
⁄
4
(273.1)
1
5
⁄
8
(41.3)
3
1
⁄
4
(82.6)
5
1
⁄
4
(133.4)
7
1
⁄
8
(181.0)
1
(25.4)
5
⁄
8
DIA.
(15.9)
—
Dimensions
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