L25S300.V Littelfuse Inc, L25S300.V Datasheet - Page 14

• Manufacturer Part Number: L25S300.V
• Description: FUSE FAST SEMICONDUCTOR 300A 250
• Manufacturer: Littelfuse Inc
• Series: L25Sr

Specifications of L25S300.V

• Voltage - Rated: 250VAC, 200VDC
• Current: 300A
• Fuse Type: Fast Acting
• Package / Case: Bolt Mount
• Size / Dimension: 1.500" Dia x 3.843" L (38.10mm x 97.60mm)
• Mounting Type: Bolt Mount
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS Compliant
• Color: -
• Operating Temperature: -

LA70QS Semiconductor Fuses
700 VAC • Very Fast Acting • 35 – 800 Amperes
Catalog Numbers & Technical Data
© 2005 Littelfuse
Dimensions
Contact Littelfuse for characteristic curves.
Ampere
Rating
100
125
125
150
150
175
175
80
90
35
40
50
60
70
Amperes
225 – 400
450 – 600
450 – 600
700 – 800
125 – 200
125 – 200
35 – 100
LA70QS150-4K
LA70QS125-4K
LA70QS175-4K
LA70QS100-4
LA70QS125-4
LA70QS150-4
LA70QS175-4
LA70QS35-4
LA70QS40-4
LA70QS50-4
LA70QS60-4
LA70QS70-4
LA70QS80-4
LA70QS90-4
Littelfuse
Number
Catalog
•
POWR-GARD
Mount. Type
4K
4K
4
4
4
4
4
Mounting
™
Type
Products Catalog
4K
4K
4K
4
4
4
4
4
4
4
4
4
4
4
Clearing I
VAC (A
(129)
(129)
(129)
(180)
(180)
4.38
(111)
4.38
(111)
5.09
5.09
5.09
7.09
7.09
A
Maximum
0.47
0.58
0.88
1.2
1.8
2.3
3.6
6.9
6.9
11
11
14
14
3
2
S x 10
2
t @700
3
)
(50.8)
(50.8)
(63.5)
(25.4)
(31.0)
(31.0)
(38.1)
1.00
1.22
1.22
1.50
2.00
2.00
2.50
B
Rated Current (W)
Watts Loss @
w w w . l i t t e l f u s e . c o m
6.2
7.5
9.8
12
15
16
20
24
22
22
28
29
35
35
Special Purpose Fuses
(72.2)
(72.2)
(72.2)
(72.2)
2.88
2.88
2.88
2.84
2.84
2.84
2.84
(73)
(73)
(73)
C
Dimensions in Inches (mm in parentheses)
Ampere
Rating
200
200
300
350
400
450
450
500
500
600
600
700
800
250
(93.6)
(93.6)
(106)
(106)
(106)
(156)
(134)
3.69
3.69
5.28
4.19
4.16
4.16
6.16
D
Catalog Number
LA70QS600-4K
LA70QS200-4K
LA70QS450-4K
LA70QS500-4K
LA70QS200-4
LA70QS250-4
LA70QS300-4
LA70QS350-4
LA70QS400-4
LA70QS450-4
LA70QS500-4
LA70QS600-4
LA70QS700-4
LA70QS800-4
Littelfuse
(88.9)
(90.5)
(89.7)
(89.7)
(89.7)
(125)
3.50
3.56
3.50
3.53
3.53
3.53
4.91
(88)
E
Mounting
Type
4K
4K
4K
4
4
4
4
4
4
4
4
4
4
4
(10.3)
(10.3)
(10.3)
(13.5)
(13.5)
0.31
0.31
0.40
0.53
0.53
(7.9)
(7.9)
0.41
0.41
F
Clearing I
VAC (A
Maximum
150
160
222
222
332
433
125
125
19
19
42
55
72
99
2
Dimensions for reference only.
S x 10
2
t @700
(50.8)
(19.0)
(25.4)
(25.4)
(38.1)
(38.1)
(38.1)
0.75
1.00
1.00
1.50
1.50
1.50
2.00
G
3
)
Rated Current (W)
Watts Loss @
125
143
116
116
41
41
42
53
64
75
75
75
92
92
(3.2)
(4.8)
(4.8)
0.25
(6.4)
0.25
(6.4)
0.25
(6.4)
0.38
(9.5)
0.13
0.19
0.19
H
97