LA70QS French Cylindrical Fuses
690 Volts
I
Very Fast-Acting
I
10 鈥?100 Amperes
SPECIFICATIONS
Voltage Rating:
AC: 690 Volts
DC: 700 Volts
Interrupting Rating:
AC: 200,000 Amperes
DC: 100,000 Amperes
Ampere Range:
10 鈥?100 Amperes
Approvals:
UL Recognized under the components
program.
CSA Certified.
NEW
ORDERING INFORMATION
LA 70 QS 20 -14F I
Littelfuse
Voltage
(700)
Style
Ampere
Rating
Littelfuse鈥檚 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 worldwide
Size
14x51mm
22x58mm
14F
22F
Optional
Striker
(I)
Catalog Numbers & Technical Data
Ampere
Rating
Littelfuse
Catalog
Number
(No Striker)
LA70QS10-14F
LA70QS12-14F
LA70QS16-14F
LA70QS20-14F
LA70QS25-14F
LA70QS32-14F
LA70QS40-14F
LA70QS50-14F
LA70QS10-22F
Littelfuse
Catalog
Number
(With Striker)
LA70QS10-14FI
LA70QS12-14FI
LA70QS16-14FI
LA70QS20-14FI
LA70QS25-14FI
LA70QS32-14FI
LA70QS40-14FI
LA70QS50-14FI
LA70QS10-22FI
Body
Size
Maximum
Clearing I
2
t
@700 VAC
(A
2
S x 10
3
)
0.04
0.06
0.10
0.16
0.27
1.50
0.70
1.50
0.025
0.049
0.076
0.125
0.27
0.48
0.80
1.85
2.80
3.80
5.64
8.00
Watts Loss
@ Rated
Current (W)
3.5
4.4
4.8
5.2
5.8
7.0
10.7
11.6
4.0
6.2
8.0
10.0
11.0
13.0
14.9
16.0
16.5
17.8
17.0
19.0
FUSE SIZE
14x51
22x58
14x51
22x58
(no striker)
(no striker)
(with striker)
(with striker)
A
14
22
14
22
Dimensions in mm
C
D
B
51
58
51
58
14
16
14
16
-
-
7.5
7.5
E
-
-
3.8
3.8
10
12
16
20
25
32
40
50
10
15
20
25
32
40
50
63
70
80
90
100
14x51
14x51
14x51
14x51
14x51
14x51
14x51
14x51
22x58
22x58
22x58
22x58
22x58
22x58
22x58
22x58
22x58
22x58
22x58
22x58
Dimensions for reference only.
B
C
LA70QS15-22F LA70QS15-22FI
LA70QS20-22F LA70QS20-22FI
LA70QS25-22F LA70QS25-22FI
LA70QS32-22F LA70QS32-22FI
LA70QS40-22F LA70QS40-22FI
LA70QS50-22F LA70QS50-22FI
LA70QS63-22F LA70QS63-22FI
LA70QS70-22F LA70QS70-22FI
LA70QS80-22F LA70QS80-22FI
LA70QS90-22F LA70QS90-22FI
LA70QS100-22F LA70QS100-22FI
A
B
C
D
E
A
Contact Littelfuse for characteristic curves.
96
LITTELFUSE
1
