Class l – ldc series fuses, Powr-gard, Fuse datasheet – Littelfuse LDC Series User Manual
Page 2: Current-limiting effects of ldc (600 v) fuses, Dimensions
POWR-GARD
®
Fuse Datasheet
© 2012 Littelfuse POWR-GARD
®
Products
www.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
A
B
C
J
D E F
N
M
FIG.2
D E F
A
B
C
G
H
N
M
J
FIG. 3
B
D
G
A F
H
J
M
FIG. 5
N
M
G
D E F
A
B
C
H
J
FIG. 4
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
(127.0)
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
(127.0)
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