LITTELFUSE IDSR

POWR-GARD® Fuse Datasheet
Class RK5 – IDSR Series indicator ® fuses
600 V AC/DC • Dual Element • Time-Delay • 1/10 -600 A
Ordering Information
/
1/8
15/100
2/10
1/4
3/10
4/10
1/2
/
8/10
1
1 1/8
1 1/4
1 4/10
1 1/2
1 6/10
1 8/10
2
2 1/4
2 1/2
2 8/10
3
3 2/10
3 1/2
6 10
1 10
Ampere ratings
4
8
4 1/2
9
5
10
5 6/10
12
6
15
6 1/4
17 1/2
7
20
7 1/2
25
30
35
40
45
50
60
70
75
80
90
100
110
125
150
175
200
225
250
300
350
400
450
500
600
Note: All fuses rated 1A and above are Indicator® fuses.
series
amperage
IDSR
30
Catalog Number Ordering Number
IDSR030
IDSR030.T
Web Resources
TC Curves, downloadable CAD drawings and other technical
information: www.littelfuse.com/idsr
Description
The IDSR combines a 600 VDC capability with indication to
provide an ideal solution for many DC applications.
Recommended Fuse Holders
LFR60 Series
Applications
Dimensions
• DC circuits
Please refer to the Class R dimensions
• Solar inverters
• Motors
Peak Let-Thru Curve
• Transformers
• Solenoids
IDSR
• Fluorescent lighting
1000000
Features/Benefits
• POWR-PRO® Performance
• Indication
100000
PEAK LET-THRU IN AMPERES
Specifications
Voltage Ratings AC: 600 V
DC: 600 V
Interrupting Ratings AC: 2 00 kA rms symmetrical
300 kA rms symmetrical
(Littelfuse self-certified)
DC: 20 kA
1 /10 – 600 A
Ampere Range
ApprovalsStandard 248-12 and UL 198M, Class RK5
UL Listed (File: E81895)
CSA Certified (File: LR29862)
600 A
400 A
200 A
100 A
60 A
10000
30 A
15 A
1000
2000000
AVAILABLE FAULT CURRENT
SYMMETRICAL R.M.S. AMPERES
100000
10000
1000
100
100
Note: For more information, see Peak Let-Thru Table
www.littelfuse.com
1 of 2
© 2012 Littelfuse POWR-GARD® Products
Rev: 100112
POWR-GARD® Fuse Datasheet
Class RK5 – IDSR Series indicator ® fuses
Current-Limiting Effects of IDSR (600 V) Fuses
Apparent RMS Symmetrical Current for Various Fuse Ratings
Short Circuit
Current*
15 A
800
1,100
1,300
1,400
1,500
1,600
1,700
1,800
1,900
2,000
2,200
2,300
2,600
2,800
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
30 A
1,100
1,600
1,900
2,200
2,500
2,700
2,900
3,100
3,400
3,600
4,000
4,200
4,500
4,600
60 A
2,100
2,900
3,400
3,800
4,100
4,500
4,700
5,000
5,400
5,800
6,300
6,800
7,700
8,400
100 A
3,200
4,300
5,000
5,600
6,100
6,500
6,800
7,200
7,800
8,300
9,100
9,800
11,200
12,400
200 A
5,000
7,300
8,600
9,500
10,300
11,000
11,600
12,100
13,100
13,900
15,400
16,700
19,300
21,400
400 A
5,000
10,000
13,700
15,500
16,700
17,700
18,600
19,400
20,800
22,000
24,000
25,500
28,100
30,000
600 A
5,000
10,000
15,000
19,000
21,500
23,500
25,200
26,600
29,500
30,600
33,200
35,100
38,000
39,600
*Prospective RMS Symmetrical Amperes Short-Circuit Current
Note: Data Derived from Peak Let-Thru Curves
Dimensions
F
G
A
A
K
B
D
E
FIG. 1
D
J
70-600A
FIG. 2
DIMENSIONS INCHES (mm)
AMPS
FIGURE
NUMBER
SERIES
1 10
/ –30
1
IDSR
5 (127.0)
35 – 60
1
IDSR
70 – 100
2
110 – 200
A
B
C
D
E
F
⁄4 (19.1)
5
⁄8 (15.9)
13
⁄16 (20.6)
3
⁄32 (2.4)
3
51⁄ 2 (139.7)
1 (25.4)
5
⁄8 (15.9)
11 ⁄ 16 (27.0)
3
⁄32 (2.4)
1
IDSR
77⁄ 8 (200.0)
11 ⁄ 4 (31.8)
11 ⁄ 16 (27.0) 15 ⁄ 16 (33.3)
1
⁄8 (3.2)
3
2
IDSR
9 5 ⁄ 8 (244.5) 13 ⁄ 4 (44.5) 115 ⁄ 32 (37.3) 127⁄ 32 (46.8)
3
225 – 400
2
IDSR
115 ⁄ 8 (295.3) 2 1⁄ 2 (63.5)
219 ⁄ 32 (65.9)
450 – 600
2
IDSR
13 3 ⁄ 8 (339.7)
213 ⁄ 32 (61.1) 3 3 ⁄ 32 (78.6)
www.littelfuse.com
F
B
H
C
E
C
3
3 (76.2)
2 (50.8)
2 of 2
G
H
J
K
⁄8 (15.9)
­—
­—
­—
⁄8 (22.2)
­—
­—
­—
⁄16 (4.8)
5
⁄4 (6.4)
7
⁄4 (19.1)
—
⁄4 (6.4)
9
⁄32 (7.1)
1
⁄16 (4.8)
11⁄ 8 (28.6)
—
7
⁄16 (11.1)
9
⁄32 (7.1)
11
1
⁄4 (6.4)
15 ⁄ 8 (41.3)
—
5
⁄8 (15.9)
13
⁄32 (10.3)
15
1
⁄4 (6.4)
2 (50.8)
—
3
⁄4 (19.1)
17
⁄32 (13.5)
11⁄ 8 (28.6)
1
⁄2 (12.7)
⁄16 (17.5)
⁄16 (23.8)
© 2012 Littelfuse POWR-GARD® Products
Rev: 100112