LA70QS10-14F_06 Datasheet, PDF (1/1 Pages) Littelfuse – Special Purpose Fuses

Special Purpose Fuses
LA70QS French Cylindrical Fuses
690 Volts  •  Very Fast Acting  •  10 – 100 Amperes
Ordering Information
LA 70 QS 20 -14F I
Littelfuse
Voltage
(700)
Style
Ampere Rating
Size
14 x 51mm
14F
22 x 58mm
22F
Optional Striker
(I)
B
C
A
Littelfuse French Cylindrical style semiconductor fuses are an extension
to the LA70QS series. They offer a solid-fill design with high interrupting
ratings and an optional striker for visual or remote blown fuse indication.
The international 14x51mm and 22x58mm sizes are accepted
B
C
D
worldwide.
E
A
Catalog Numbers & Technical Data
Ampere
Rating
Littelfuse
Catalog
Number
(No Striker)
Littelfuse
Catalog
Number
(With Striker)
Body
Size
Maximum
Clearing I²t
@700 VAC
(A²S x 10³)
Watts Loss
@ Rated
Current (W)
10 LA70QS10-14F LA70QS10-14FI 14x51
0.04
3.5
12 LA70QS12-14F LA70QS12-14FI 14x51
0.06
4.4
16 LA70QS16-14F LA70QS16-14FI 14x51
0.10
4.8
20 LA70QS20-14F LA70QS20-14FI 14x51
0.16
5.2
25 LA70QS25-14F LA70QS25-14FI 14x51
0.27
5.8
32 LA70QS32-14F LA70QS32-14FI 14x51
1.50
7.0
40 LA70QS40-14F LA70QS40-14FI 14x51
0.70
10.7
50 LA70QS50-14F LA70QS50-14FI 14x51
1.50
11.6
20 LA70QS20-22F LA70QS20-22FI 22x58 0.076
8.0
25 LA70QS25-22F LA70QS25-22FI 22x58 0.125
10.0
32 LA70QS32-22F LA70QS32-22FI 22x58
0.27
11.0
40 LA70QS40-22F LA70QS40-22FI 22x58
0.48
13.0
50 LA70QS50-22F LA70QS50-22FI 22x58
0.80
14.9
63 LA70QS63-22F LA70QS63-22FI 22x58
1.85
16.0
80 LA70QS80-22F LA70QS80-22FI 22x58
3.80
17.8
100 LA70QS100-22F LA70QS100-22FI 22x58
8.00
19.0
Fuse Size
Dimensions in mm
A
B
C
D
E
14x51 (no striker)
14
51
14
–
–
22x58 (no striker)
22
58
16
–
–
14x51 (with striker) 14
51
14
7.5
3.8
22x58 (with striker) 22
58
16
7.5
3.8
Dimensions for reference only.
Specifications
Voltage Rating:

Interrupting Rating:

Ampere Range:
Approvals:

AC: 690 Volts
DC: 700 Volts
AC: 200,000 Amperes
DC: 100,000 Amperes
10 – 100 Amperes
UL Recognized under the components program.
CSA Certified.
Recommended Fuse Blocks
CYH series for non-striker fuses LA70QS(amp)22F
LPSG series for the striker style LA70QS(amp)22FI
98
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© 2005 Littelfuse • POWR-GARD^™ Products Catalog