LSRK.300TXID Littelfuse Inc, LSRK.300TXID Datasheet - Page 3

• Manufacturer Part Number: LSRK.300TXID
• Description: FUSE 600V T/D CLASS RK1 .300A
• Manufacturer: Littelfuse Inc
• Series: POWR-PRO® LLSRKr

Specifications of LSRK.300TXID

• Fuse Type: Slow Blow, Time Lag
• Voltage - Rated: 600VAC, 300VDC
• Current: 300mA
• Package / Case: Cylindrical
• Size / Dimension: 0.811" Dia x 5.000" L (20.60mm x 127.00mm)
• Mounting Type: Holder
• Color: -
• Operating Temperature: -
• Dc Cold Resistance: -
• Melting I²t: -
• Lead Free Status / Rohs Status: Contains lead / RoHS non-compliant


LLNRK/LLSRK Series POWR-PRO
250/600 VAC • Dual-Element, Time-Delay • 1/10 – 600 Amperes
Current-Limiting Effects of LLNRK (250V) fuses
* Prospective RMS Symmetrical Amperes Short-Circuit Current
Note: Data derived from Peak Let-Thru Curves
Current*
00,000
50,000
00,000
Circuit
0,000
5,000
30,000
35,000
0,000
50,000
0,000
0,000
0,000
5,000
Short
5,000
LLNRK
1000000
800000
600000
400000
300000
200000
100000
80000
60000
40000
30000
20000
10000
8000
6000
4000
3000
2000
1000
800
600
400
300
200
100
2,000
2,300
2,600
1,100
1,250
1,400
1,500
1,600
1,700
1,800
1,900
2,200
2,500
30A
900
Apparent RMS Symmetrical for Various Fuse Ratings
1,900
2,400
2,600
2,800
2,850
3,000
3,200
3,500
3,900
4,000
4,500
4,800
1,400
2,100
0A
SYMMETRICAL R. M. S. AMPERES
AVAILABLE FAULT CURRENT
05568003
2,000
3,900
4,000
4,300
4,800
6,000
00A
2,700
3,100
3,500
4,600
5,200
5,700
6,700
7,000
POWR-PRO
00A
3,500
4,200
4,600
5,000
5,250
5,500
5,800
6,300
2,700
6,700
7,200
8,100
9,100
9,700
10,200
14,000
15,000
11,000
12,200
12,700
00A
4,800
6,200
7,000
8,000
8,300
9,000
9,500
9,800
w w w . l i t t e l f u s e . c o m
®
10,800
12,000
12,500
13,500
14,000
15,000
16,000
17,000
19,000
20,000
11,500
5,000
00A
8,500
9,500
600A
400A
200A
100A
60A
30A
Fuses
®
Class RK1 Fuses
Current-Limiting Effects of LLSRK (600V) fuses
* Prospective RMS Symmetrical Amperes Short-Circuit Current
Note: Data derived from Peak Let-Thru Curves
Current*
00,000
50,000
00,000
Circuit
0,000
5,000
0,000
5,000
30,000
35,000
0,000
50,000
0,000
0,000
Short
5,000
LLSRK
1000000
800000
600000
400000
300000
200000
100000
80000
60000
40000
30000
20000
10000
8000
6000
4000
3000
2000
1000
800
600
400
300
200
100
1,060
1,600
1,900
2,000
2,200
2,400
2,500
2,900
3,200
3,300
1,350
1,700
2,100
2,700
30A
Apparent RMS Symmetrical for Various Fuse Ratings
1,600
2,000
2,300
2,600
2,800
3,000
3,300
3,500
3,800
4,000
4,200
4,600
4,700
3,100
0A
SYMMETRICAL R. M. S. AMPERES
AVAILABLE FAULT CURRENT
© 2005 Littelfuse
05569003
2,800
3.200
3,600
3,800
4,400
4,600
4,900
5,200
6,200
8,000
00A
2,100
4,100
5,700
7,300
10,000
11,000
00A
2,600
3,400
3,900
4,500
4,800
5,200
5,700
6,000
6,500
7,000
8,500
7,750
•
POWR-GARD
10,000
12,000
14,000
16,000
11,000
00A
4,100
5,250
6,000
6,700
7,500
8,000
8,500
9,000
9,500
™
Products Catalog
23,000
10,000
11,000
12,000
12,500
13,000
14,000
15,000
17,000
18,000
21,000
00A
8,000
9,000
—
600A
400A
200A
100A
60A
30A