JLLS125.X Littelfuse Inc, JLLS125.X Datasheet - Page 2

• Manufacturer Part Number: JLLS125.X
• Description: FUSE F/A CLASS T 125A 600V
• Manufacturer: Littelfuse Inc
• Series: POWR-T™ JLLSr

Specifications of JLLS125.X

• Voltage - Rated: 600VAC, 300VDC
• Current: 125A
• Fuse Type: Fast Acting
• Package / Case: Bolt Mount
• Size / Dimension: 1.063" Dia x 3.252" L (27.00mm x 82.60mm)
• Mounting Type: Bolt Mount
• Current Rating: 125 Amps
• Voltage Rating: 600 VoltsAC / 300 VoltsDC
• Fuse Size / Group: Class T
• Termination Style: Tab
• Body Material: Reinforced Fiberglass
• Product: Industrial Power Fuse
• Interrupt Rating: 200 KAmps at 600 VoltsAC / 20 KAmps at 300 VoltsDC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Color: -
• Operating Temperature: -
• Lead Free Status / Rohs Status: Details

42
JLLN/JLLS POWR-T
300/600 VAC • Fast Acting • 1 – 1200 Amperes
Current-Limiting Effects of JLLN (300V) fuses
* Prospective RMS Sym­m­etrical Am­peres Short-Circuit Current
Note: Data Derived from Peak Let-Thru Curves
Current*
100,000
150,000
200,000
Circuit
900 – 1200
10,000
15,000
20,000
25,000
30,000
35,000
40,000
50,000
60,000
80,000
Short
Amperes
225 – 400
450 – 600
700 – 800
5,000
110 – 200
70 – 100
35 – 60
1 – 30
C
1,000
1,100
1,230
1,300
1,330
1,430
1,500
1,700
1,850
2,000
2,300
2,600
30A
Apparent RMS Symmetrical Current for Various fuse ratings
700
900
Refer to
Fig. No.
Fig. 1
A
2,800
1
1
2
3
3
3
3
3
3
1,000
1,100
1,250
1,300
1,475
1,575
1,600
1,750
1,900
2,100
2,250
2,600
60A
775
2,300
2,800
3,600
3,900
100A
1,100
1,400
1,600
1,800
1,950
2,050
2,150
2,400
2,700
3,150
Series
JLLN
JLLN
JLLN
JLLN
JLLN
JLLN
JLLN
JLLN
JLLS
JLLS
JLLS
JLLS
JLLS
JLLS
JLLS
JLLS
200A
2,900
3,300
3,500
4,000
4,800
5,500
6,000
1,650
2,100
2,400
2,700
3,100
3,700
4,400
D
™
4
General Purpose Fuses
3
5.27 (133.9)
2
2
2
11,000 13,000 17,500 22,000
12,000 14,500 19,500 24,000
1
2
3
3
3
3
63
21
400A
3,500
5,000
5,500
6,000
6,400
8,000
9,000
1
4,400
6,750
7,000
7,500
9,750
7
7
61
4 (101.6)
9
5
1
7
⁄
1
⁄
1
3
3
5
⁄
⁄
⁄
⁄
⁄
⁄
8
⁄
8
⁄
⁄
Class T Fuses
16
32
⁄
64
⁄
64
2
16
⁄
16
64
4
4
8
8
(22.2)
(22.2)
A
(38.1)
(82.6)
(69.9)
(85.7)
(92.1)
(109.9)
(39.7)
(54.8)
(61.9)
(77.8)
(101.2)
(75.0)
10,500 14,000 17,500
11,500 15,000 18,500
600A
4,000
5,900
6,500
8,000
9,500
5,100
7,000
7,500
7,750
8,750
B
C
2
2
1
2
3
2
3.80 (96.5)
10,000 12,500
10,500 13,500
11,000 14,000
12,000 15,000
12,500 16,000
1
1
2
2
800A 1200A
5,000
9,500
13
2
6,750
7,750
8,750
23
11
27
11
23
61
17
9
1
1
7
⁄
⁄
⁄
w w w . l i t t e l f u s e . c o m
16
⁄
⁄
⁄
⁄
⁄
⁄
⁄
16
⁄
⁄
16
2
32
32
32
64
32
64
64
32
—
—
—
B
(63.5)
(20.6)
(64.3)
(39.7)
(51.6)
(59.9)
(42.9)
(46.8)
(80.6)
(64.3)
(69.1)
(75.0)
Fig. 2
A
F
10,000
11,000
12,000
5,000
8,250
Dimensions in Inches (mm in parentheses)
13
1
1
1
1
D
7
7
3
3
9
9
9
1 (25.4)
1 (25.4)
3
3
2 (50.8)
2 (50.8)
1
1
⁄
⁄
⁄
⁄
⁄
⁄
⁄
⁄
32
8
8
⁄
⁄
⁄
⁄
4
4
32
32
32
4
4
4
4
Current-Limiting Effects of JLLS (600V) fuses
* Prospective RMS Sym­m­etrical Am­peres Short-Circuit Current
Note: Data Derived from Peak Let-Thru Curves
(22.2)
(22.2)
Current*
(19.1)
(19.1)
C
(31.8)
(31.8)
(44.5)
(44.5)
(10.3)
Circuit
100,000
150,000
200,000
(7.1)
(7.1)
(7.1)
10,000
15,000
20,000
25,000
30,000
35,000
40,000
50,000
60,000
80,000
Short
5,000
1,300
2,000
1,050
1,150
1,375
1,400
1,425
1,600
1,650
1,825
2,250
2,450
30A
1
1
Apparent RMS Symmetrical Current for Various fuse ratings
750
945
2
2
2.63 (66.8)
1
13
13
13
1
1
2
2
9
9
19
19
1
1
5
1 (25.4)
1
1
⁄
⁄
1
1
⁄
⁄
⁄
16
16
⁄
⁄
⁄
32
16
16
⁄
⁄
⁄
⁄
⁄
⁄
16
16
16
32
32
16
16
2
2
F
D
(14.3)
(14.3)
(63.5)
(63.5)
(10.3)
(20.6)
(20.6)
(27.0)
(27.0)
(33.3)
(52.4)
(52.4)
(40.5)
(40.5)
1,900
2,050
2,250
2,400
2,800
3,400
3,800
1,225
1,525
1,700
2,150
2,450
2,625
3,100
60A
100A
2,000
2,200
2,400
2,450
2,600
2,800
2,900
3,400
4,300
4,600
1,400
1,700
3,100
3,700
1
1
1
1
1
2.30 (58.4)
1
27
27
53
© 2005 Littelfuse
23
49
41
21
7
7
55
1
Fig. 3
1
⁄
⁄
⁄
⁄
⁄
⁄
⁄
8
⁄
8
32
⁄
32
⁄
64
⁄
⁄
32
16
64
32
64
32
64
B
E
A
—
—
—
(22.2)
(22.2)
E
(21.4)
(21.4)
(21.0)
(26.2)
(1.6)
(44.8)
(41.7)
(42.1)
(43.7)
(47.2)
200A
2,850
3,600
4,050
4,450
4,800
5,000
5,200
6,000
6,250
8,500
9,000
5,100
7,000
7,250
10,000 15,500 17,300 21,000
15,000 23,000 25,000 31,000
11,000 17,000 18,750 23,000
12,000 18,000 20,000 25,000
13,000 21,000 23,000 28,500
400A
4,600
6,000
6,600
8,000
8,250
8,500
8,700
9,500
7,250
0.67 (15.5)
1
•
13
13
31
31
35
35
39
11
11
3
9
9
POWR-GARD
⁄
⁄
⁄
⁄
⁄
⁄
⁄
⁄
⁄
⁄
⁄
⁄
32
32
64
64
64
64
64
32
C
32
32
32
32
—
—
—
F
(10.3)
(10.3)
(12.3)
(12.3)
(13.9)
(13.9)
(15.5)
(27.8)
(7.1)
(7.1)
(8.7)
(8.7)
10,500 11,000 14,750
13,000 14,000 17,000
11,500 12,500 15,500
12,000 13,750 16,500
14,000 14,750 18,000
14,500 16,000 20,000
600A
5,000
8,500
9,750
D
™
10,500 13,000
800A 1200A
5,000
9,400
Products Catalog
0.44 (11.2)
7
3
3
5
5
1
1
1
1
3
3
⁄
⁄
⁄
⁄
⁄
16
⁄
⁄
⁄
⁄
⁄
⁄
16
16
16
16
8
8
4
4
8
8
G
—
—
—
—
G
(3.2)
(3.2)
(6.4)
(6.4)
(9.5)
(9.5)
(11.1)
(4.8)
(4.8)
(7.9)
(7.9)
10,000
5,000