POWR-GARD
®
Fuse Datasheet
CLASS L – LDC SERIES FUSES
600 V AC/DC • Fast Acting • 150-2000 A
Specifications
Voltage Ratings
Ampere Range
Interrupting Ratings
Time Constant
Approvals
600 Vac/dc or less
150–2000 A
AC: 200 kA rms symmetrical
DC: 50 kA
16 ms
Standard 248-10, Class L
UL Listed 601–2000 A (File: E81895)
UL Recognized 150–600 A (File: E71611)
CSA Certified 800-2000 A (File: LR29862)
Melamine body, Copper caps (silver plated)
Mexico
Description
High DC voltage and interrupting ratings make the
POWR-PRO
®
LDC ideal for DC applications. The DC
interrupting performance exceeds UL listing requirements.
Material
Country of Origin
Ordering Information
150
200
250
300
350
400
SERIES
LDC
450
500
600
601
650
700
AMPERAGE
700
AMPERE RATINGS
750
800
900
1000
1100
1200
1201
1300
1350
1400
1500
1600
1601
1800
1900
2000
Applications
• Solar inverter and array protection
• UPS protection especially for large battery circuits
• DC distribution and variable speed drives
• Mass transit systems
Features/Benefits
• POWR-PRO Performance
®
CATALOG NUMBER ORDERING NUMBER
LDC700
0LDC700.X
• Extremely Current-Limiting
• 600 Vac/dc rated
• 200 kA AC Interrupting Rating
• 50 kA DC Interrupting Rating
Web Resources
TC Curves, downloadable CAD drawings and other technical
information:
littelfuse.com/ldc
Dimensions
AMPERES
150-800
900-1200
1300-1600
1800-2000
FIG.
NO.
1
2
2
2
A
3
3
⁄
4
(95.3)
3
3
⁄
4
(95.3)
3
3
⁄
4
(95.3)
3
3
⁄
4
(95.3)
B
5
3
⁄
4
(146.1)
5
3
⁄
4
(146.1)
5
3
⁄
4
(146.1)
5
3
⁄
4
(146.1)
C
6
3
⁄
4
(171.5)
6
3
⁄
4
(171.5)
6
3
⁄
4
(171.5)
6
3
⁄
4
(171.5)
D
—
9
1
⁄
4
(235.0)
9
1
⁄
4
(235.0)
9
1
⁄
4
(235.0)
E
—
9
1
⁄
2
(241.3)
9
1
⁄
2
(241.3)
9
1
⁄
2
(241.3)
DIMENSIONS INCHES (mm)
F
G
H
J
K
5
2
8
⁄
8
2
1
⁄
2
—
—
(50.8)
(219.1)
(63.5)
3
2
10
⁄
4
2
1
⁄
2
—
—
(50.8)
(273.1)
(63.5)
3
3
3
10
⁄
4
2
⁄
8
—
—
(76.2)
(273.1)
(60.3)
10
3
⁄
4
2
3
⁄
4
3
1
⁄
2
—
—
(273.1)
(69.9)
(88.9)
L
3
(9.5)
3
⁄
8
⁄
8
(9.5)
7
(11.1)
1
⁄
16
⁄
2
(12.7)
M
⁄
8
x 1
1
⁄
8
(15.9) x (28.6)
5
⁄
8
x
3
⁄
4
(15.9) x (19.1)
5
⁄
8
x
3
⁄
4
(15.9) x (19.1)
5
⁄
8
x
3
⁄
4
(15.9) x (19.1)
5
N
—
5
(15.9) x (28.6)
5
⁄
8
x 1
1
⁄
8
(15.9) x (28.6)
5
⁄
8
x 1
1
⁄
8
(15.9) x (28.6)
⁄
8
x 1
1
⁄
8
www.littelfuse.com
1 of 13
© 2016 Littelfuse POWR-GARD
®
Products
Rev: 120616
POWR-GARD
®
Fuse Datasheet
CLASS L – LDC SERIES FUSES
Current-Limiting Effects of LDC (600 V) Fuses
SHORT CIRCUIT
CURRENT*
5,000
10,000
15,000
20,000
25,000
30,000
35,000
40,000
50,000
60,000
80,000
100,000
150,000
200,000
800 A
5,000
8,500
9,750
10,500
11,500
12,000
12,500
13,500
14,000
15,000
16,000
18,000
20,000
23,000
APPARENT RMS SYMMET RICAL CURRENT FOR VARIOUS FUSE RATINGS
1200 A
1600 A
5,000
5,000
10,000
10,000
14,000
15,000
15,000
19,000
16,000
21,000
17,000
22,000
18,000
23,000
19,000
24,000
21,000
26,000
22,000
28,000
24,000
30,000
25,000
33,000
30,000
38,000
32,000
41,000
2000 A
5,000
10,000
15,000
20,000
25,000
26,000
28,000
30,000
32,000
34,000
36,000
40,000
44,000
46,000
*Prospective RMS Symmetrical Amperes Short-Circuit Current •
Note: Data derived from Peak Let-Thru Curves
Peak Let-Thru Curve
LDC
www.littelfuse.com
2 of 13
© 2016 Littelfuse POWR-GARD
®
Products
Rev: 120616
POWR-GARD
®
Fuse Datasheet
CLASS L – LDC SERIES FUSES
Time Current Curve
100000
90000
80000
70000
60000
50000
10000
9000
8000
7000
6000
5000
20000
30000
40000
1000
900
800
700
600
500
2000
3000
4000
100
90
80
70
60
50
200
300
400
10
20
30
40
1000
900
800
700
600
500
400
300
200
1000
900
800
700
600
500
400
300
200
- 150A
100
90
80
70
60
50
40
30
20
- 200A
- 250A
- 300A
100
90
80
70
60
50
40
30
20
TIME IN SECONDS
10
9
8
7
6
5
4
3
2
10
9
8
7
6
5
4
3
2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
10
20
30
40
100
90
80
70
60
50
200
300
400
1000
900
800
700
600
500
2000
3000
4000
10000
9000
8000
7000
6000
5000
20000
30000
40000
100000
90000
80000
70000
60000
50000
0.01
CURRENT IN AMPERES
TEST VOLTAGE: 600 V
BASIS FOR DATA:
TIME CONSTANT/POWER FACTOR:
FUSE CATALOG NUMBER:
LDC 150A - 2000A
LITTELFUSE, INC.
CHICAGO, IL. USA
DRAWN BY:
LLL
DATE:
06/26/2014
REVISION:
A
DRAWING NO.:
TIME CURRENT CHARACTERISTIC CURVES
www.littelfuse.com
FCC01-LDC
SHEET 2 OF 12
- THIS DATA IS GENERATED IN EXCEL -
3 of 13
© 2016 Littelfuse POWR-GARD
®
Products
Rev: 120616
POWR-GARD
®
Fuse Datasheet
CLASS L – LDC SERIES FUSES
Time Current Curve
100000
90000
80000
70000
60000
50000
10000
9000
8000
7000
6000
5000
20000
30000
40000
1000
900
800
700
600
500
2000
3000
4000
100
90
80
70
60
50
200
300
400
10
20
30
40
1000
900
800
700
600
500
400
300
200
1000
900
800
700
600
500
400
300
200
100
90
80
70
60
50
40
30
20
100
90
80
70
60
50
40
30
20
350A -
10
9
8
7
6
5
4
3
2
400A -
TIME IN SECONDS
10
9
8
7
6
5
4
3
2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
10
20
30
40
100
90
80
70
60
50
200
300
400
1000
900
800
700
600
500
2000
3000
4000
10000
9000
8000
7000
6000
5000
20000
30000
40000
100000
90000
80000
70000
60000
50000
0.01
CURRENT IN AMPERES
TEST VOLTAGE: 600 V
BASIS FOR DATA:
TIME CONSTANT/POWER FACTOR:
FUSE CATALOG NUMBER:
LDC 150A - 2000A
LITTELFUSE, INC.
CHICAGO, IL. USA
DRAWN BY:
LLL
DATE:
06/26/2014
REVISION:
A
DRAWING NO.:
TIME CURRENT CHARACTERISTIC CURVES
www.littelfuse.com
FCC01-LDC
SHEET 3 OF 12
- THIS DATA IS GENERATED IN EXCEL -
4 of 13
© 2016 Littelfuse POWR-GARD
®
Products
Rev: 120616
POWR-GARD
®
Fuse Datasheet
CLASS L – LDC SERIES FUSES
Time Current Curve
100000
90000
80000
70000
60000
50000
10000
9000
8000
7000
6000
5000
20000
30000
40000
1000
900
800
700
600
500
2000
3000
4000
100
90
80
70
60
50
200
300
400
10
20
30
40
1000
900
800
700
600
500
400
300
200
1000
900
800
700
600
500
400
300
200
100
90
80
70
60
50
40
30
20
100
90
80
70
60
50
40
30
20
450A -
10
9
8
7
6
5
4
3
2
500A -
600A -
TIME IN SECONDS
10
9
8
7
6
5
4
3
2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.1
0.09
0.08
0.07
0.06
0.05
0.04
0.03
0.02
0.01
10
20
30
40
100
90
80
70
60
50
200
300
400
1000
900
800
700
600
500
2000
3000
4000
10000
9000
8000
7000
6000
5000
20000
30000
40000
100000
90000
80000
70000
60000
50000
0.01
CURRENT IN AMPERES
TEST VOLTAGE: 600 V
BASIS FOR DATA:
TIME CONSTANT/POWER FACTOR:
FUSE CATALOG NUMBER:
LDC 150A - 2000A
LITTELFUSE, INC.
CHICAGO, IL. USA
DRAWN BY:
LLL
DATE:
06/26/2014
REVISION:
A
DRAWING NO.:
TIME CURRENT CHARACTERISTIC CURVES
www.littelfuse.com
FCC01-LDC
SHEET 4 OF 12
- THIS DATA IS GENERATED IN EXCEL -
5 of 13
© 2016 Littelfuse POWR-GARD
®
Products
Rev: 120616
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