Square body semiconductor fuses, Powr-gard, Fuse datasheet – Littelfuse LAxxxURD Series Square body User Manual
Page 2
POWR-GARD
®
Fuse Datasheet
Littelfuse.com
© 2013 Littelfuse POWR-GARD
®
Products
Rev: 031513
2 of 5
Square body Semiconductor FuSeS
700/1300 VAC • Very Fast-Acting • 63-2500 A
body
Size
ampere
rating
rated
Voltage
melting i
2
t
(a
2
S x 10
3
)
total i
2
t
@ rated
Voltage
(a
2
S x 10
3
)
*WattS loSS
@ rated
current
(W)
long blade
catalog number
type li
Short blade
catalog number
type Ki
tapped terminal
catalog number
type tti
30
63
700
0.2
1.2
14
LA070URD30LI0063
LA070URD30KI0063
LA070URD30TTI0063
80
700
0.33
1.9
19
LA070URD30LI0080
LA070URD30KI0080
LA070URD30TTI0080
100
700
0.47
2.7
26
LA070URD30LI0100
LA070URD30KI0100
LA070URD30TTI0100
125
700
0.85
4.9
30
LA070URD30LI0125
LA070URD30KI0125
LA070URD30TTI0125
160
700
1.6
9.2
37
–
LA070URD30KI0160
LA070URD30TTI0160
200
700
3
16.7
42 ⁄ 43
LA070URD30LI0200
LA070URD30KI0200
LA070URD30TTI0200
250
700
5.8
32.4
48 ⁄ 50
LA070URD30LI0250
LA070URD30KI0250
LA070URD30TTI0250
315
700
12
67
53 ⁄ 55
LA070URD30LI0315
LA070URD30KI0315
LA070URD30TTI0315
350
700
15.5
86
57 ⁄ 60
LA070URD30LI0350
LA070URD30KI0350
LA070URD30TTI0350
400
700
23
130
60 ⁄ 65
LA070URD30LI0400
LA070URD30KI0400
LA070URD30TTI0400
450
700
26
165
80 ⁄ 88
LA070URD30LI0450
LA070URD30KI0450
LA070URD30TTI0450
500
700
41
264
80 ⁄ 88
LA070URD30LI0500
LA070URD30KI0500
LA070URD30TTI0500
550
700
52
330
80 ⁄ 90
LA070URD30LI0550
LA070URD30KI0550
LA070URD30TTI0550
31
200
700
2.5
14.6
45
LA070URD31LI0200
LA070URD31KI0200
LA070URD31TTI0200
250
700
4.7
27
52
LA070URD31LI0250
LA070URD31KI0250
LA070URD31TTI0250
315
700
7.5
43
65
LA070URD31LI0315
LA070URD31KI0315
LA070URD31TTI0315
350
700
10.5
59
67
LA070URD31LI0350
LA070URD31KI0350
LA070URD31TTI0350
400
700
19
110
68
LA070URD31LI0400
LA070URD31KI0400
LA070URD31TTI0400
450
700
26.5
150
70
LA070URD31LI0450
LA070URD31KI0450
LA070URD31TTI0450
500
700
37
210
70 ⁄ 72
LA070URD31LI0500
LA070URD31KI0500
LA070URD31TTI0500
550
700
52
300
70 ⁄ 75
LA070URD31LI0550
LA070URD31KI0550
LA070URD31TTI0550
630
700
75
421
75 ⁄ 85
LA070URD31LI0630
LA070URD31KI0630
LA070URD31TTI0630
700
700
95
530
85 ⁄ 95
LA070URD31LI0700
LA070URD31KI0700
LA070URD31TTI0700
800
700
140
880
105 ⁄ 120
LA070URD31LI0800
LA070URD31KI0800
LA070URD31TTI0800
32
400
700
15
86
72 ⁄ 75
LA070URD32LI0400
LA070URD32KI0400
LA070URD32TTI0400
450
700
22
124
77 ⁄ 80
LA070URD32LI0450
LA070URD32KI0450
LA070URD32TTI0450
500
700
28
157
85 ⁄ 90
LA070URD32LI0500
LA070URD32KI0500
LA070URD32TTI0500
550
700
37
211
90 ⁄ 95
LA070URD32LI0550
LA070URD32KI0550
LA070URD32TTI0550
630
700
54
302
95 ⁄ 105
LA070URD32LI0630
LA070URD32KI0630
LA070URD32TTI0630
700
700
76
432
100 ⁄ 110
LA070URD32LI0700
LA070URD32KI0700
LA070URD32TTI0700
800
700
115
648
110 ⁄ 120
LA070URD32LI0800
LA070URD32KI0800
LA070URD32TTI0800
900
700
170
972
110 ⁄ 125
LA070URD32LI0900
LA070URD32KI0900
LA070URD32TTI0900
1000
700
240
1350
115 ⁄ 135
LA070URD32LI1000
LA070URD32KI1000
LA070URD32TTI1000
1100
650
270
1620
140 ⁄ 165
LA065URD32LI1100
–
LA065URD32TTI1100
1250
600
410
2100
150 ⁄ 180
LA060URD32LI1250
–
LA060URD32TTI1250
1400
550
555
2600
160 ⁄ 190
LA055URD32LI1400
–
LA055URD32TTI1400
1600
550
870
4000
165 ⁄ 195
LA055URD32LI1600
–
LA055URD32TTI1600
1800
500
1050
4400
195 ⁄ 330
LA050URD32LI1800
–
LA050URD32TTI1800
33
500
700
19
108
105
LA070URD33LI0500
LA070URD33KI0500
LA070URD33TTI0500
550
700
27
151
105 ⁄ 110
LA070URD33LI0550
LA070URD33KI0550
LA070URD33TTI0550
630
700
40
227
110 ⁄ 120
LA070URD33LI0630
LA070URD33KI0630
LA070URD33TTI0630
700
700
55
324
115 ⁄ 125
LA070URD33LI0700
LA070URD33KI0700
LA070URD33TTI0700
800
700
95
529
120 ⁄ 130
LA070URD33LI0800
LA070URD33KI0800
LA070URD33TTI0800
900
700
135
760
120 ⁄ 135
LA070URD33LI0900
LA070URD33KI0900
LA070URD33TTI0900
1000
700
170
970
135 ⁄ 155
LA070URD33LI1000
LA070URD33KI1000
LA070URD33TTI1000
1100
700
240
1360
135 ⁄ 160
LA070URD33LI1100
LA070URD33KI1100
LA070URD33TTI1100
1250
700
350
2000
150 ⁄ 180
LA070URD33LI1250
LA070URD33KI1250
LA070URD33TTI1250
1400
700
480
2700
160 ⁄ 200
LA070URD33LI1400
LA070URD33KI1400
LA070URD33TTI1400
1600
650
555
3250
210 ⁄ 240
LA065URD33LI1600
–
LA065URD33TTI1600
1800
650
720
4330
225 ⁄ 260
LA065URD33LI1800
–
LA065URD33TTI1800
2000
600
950
5000
250 ⁄ 290
LA060URD33LI2000
–
LA060URD33TTI2000
2250
550
1250
5900
280 ⁄ 330
LA055URD33LI2250
–
LA055URD33TTI2250
2500
500
1870
7600
280 ⁄ 330
LA050URD33LI2500
–
LA050URD33TTI2500
*Watts loss data is published for both blade and tapped style mounting configurations.
When two watts loss values are shown, this represents tapped/blade values respectively.
Contact Littelfuse for characteristic curves.