MINIA
TURE FUSES
INIATURE
6.3x32 mm / No. 231
Leadfree
Special TType,
ype, 500 V
V,, FF
Specifications
T ime-Current
Packaging
Characteristic
002: Pack (100 pcs.)
Very Quick Acting (FF)
Materials
Standard
Tube:
End Caps:
None
Approvals
Operating TTemperature
emperature
None
-25 ºC to +70 ºC (consider de-rating)
Features
Designed for semiconductor protection
For high voltage applications
High breaking capacity
Pluggable into clips or shocksafe holders
Dimensions (mm)
Ceramic
Nickel-plated brass
Climatic Category
-25 ºC/+70 ºC/21 days (EN 60068-1..3)
Stock Conditions
+10 ºC to +60 ºC
relative humidity ≤ 75 % yearly average,
without dew, maximum value for 30 days-95 %
Vibration Resistance
24 cycles at 15 min. each (EN 60068-2-6)
10 - 60 Hz at 0.75 mm amplitude
60 - 2000 Hz at 10 g acceleration
∅ 6,3
32
Marking
, FF, Current Rating, 500 V
Unit Weight
2.5 g (approx.)
Limits for Pre-arcing Time
Rated Current
2.00 A ... 16.00 A
1.0 x IN 1
>1h
1.5 x IN
2.75 x IN
< 30 min
4 x IN
10 x IN
2 ms ... 100 ms 1 ms ... 25 ms
< 3 ms
Permissible continuous operating current is ≤ 80
% at ambient temperature of 23ºC (73.4ºF).
80%
Rated
Amp
Voltage
Breaking
Voltage Drop Power Dissipation Melting Integral
Current
Code
Rating
Capacity
1.0 x IN
1.0 x IN
10 x IN
max. (mV)
max. (W)
max. (A2s)
2.00 A
2.50 A
3.15 A
4.00 A 2
5.00 A 2
6.30 A 2
8.00 A 2
10.00 A 2
12.50 A 2
16.00 A 1,2
1200
1250
1315
1400
1500
1630
1800
2100
2125
2160
500 V
500 V
500 V
500 V
500 V
500 V
500 V
500 V
500 V
500 V
1000A / 500VAC
50-60Hz
cos ϕ = 1.0
800
800
800
700
600
600
600
500
500
480
3.0
3.0
3.0
3.6
3.6
3.6
5.2
5.2
6.3
6.3
0.35
0.44
0.75
1.6
2.5
5
10
20
38
68
Approvals
None
1 16.00 A: 0.9 x I > 1 h
N
2 Depending on the
application and mounting, the fuse heating at max. ambient temperature in a closed fuseholder should be considered.
Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand.
Order
Information
012006
Qty.
OrderNumber
Series
231
Amp Code
Packaging
In our continuing strategy to deliver unparalleled circuit protection solutions,
technical expertise and application leadership, we proudly introduce the
WICKMANN Group and its products to the Littelfuse portfolio.
Specifications are subject
to change without notice
www.littelfuse.com
MINIA
TURE FUSES
INIATURE
00
0,0
10
6.3x32mm / No. 231
I-t Characteristics
(Min-Max Limit)
0
,00
10
1,0
00
10
10
Time (sec.)
0
1
0.1
1
0.0
01
0.0
1
1.5
2
3
4
5
6
7 8 9 10
15
I Fault / I Rated
Contact Littelfuse for individual I-t curves
012006
In our continuing strategy to deliver unparalleled circuit protection solutions,
technical expertise and application leadership, we proudly introduce the
WICKMANN Group and its products to the Littelfuse portfolio.
www.littelfuse.com