MINIATURE FUSES
Specifications
Indicator, 250 V
Time-Current Characteristic
Mittelträge (M)
5x20 mm/ No. 311
Packaging
002: Pack (20 x 10 pcs.)
Standard
DIN 41577, T.2
Materials
Tube:
Ceramic
End Caps: Nickel-plated brass
Approvals
None
Operating Temperature
-40 ºC to +85 ºC (consider de-rating)
Climatic Category
-40 ºC / +85 ºC / 21 days
(IEC 60068-1,-2-1,-2-2,-2-78)
Stock Conditions
+10 ºC to +60 ºC
Dimensions (mm)
relative humidity ≤ 75 % yearly average,
without dew
Ausf. / type: 800mA ... 4A
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
20 0,ꢀ
Marking
Kappe mit Kennmelder
cap with indicator
, M, Current Rating, 250 V, G
Ausf. / type: 6,3A
20 0,ꢀ
Limits for Pre-arcing Time
Rated Current
800 mA ... 6.30 A
1.5 x IN
> 1 h
2.1 x IN
2.75 x IN
-
4 x IN
10 x IN
< 30 min
60 ms ... 2 s
5 ms ... 70 ms
Permissible continuous operating current is ≤ 80 % at ambient temperature of 23 ºC (73.4 ºF).
Rated
Amp
Voltage
Rating
Breaking
Capacity
Voltage Drop Power Dissipation Melting Integral
Approvals
None
Current
Code
1.0 x IN
1.5 x IN
10 x IN
max. (mV)
max. (W)
min. (A2s)
2
800 mA
1 A
0800
1100
1125
1160
1200
1250
250 V
400
350
310
480
360
300
1.0
1.2
1.7
2.5
4.5
8.2
2
250 V
2
1.25 A
1.6 A
2 A
250 V
2
1500 A @ 250 V AC
50 Hz
250 V
on request
2
250 V
250 V
2
cos ϕ = 0.7
2.5 A
4 A
6.3 A
2
1400
1630
250 V
180
160
30.0
94.0
2
1
250 V
1
2
without gauge stud
operating voltage ≥ 10 V
Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand.
Order
Information
Qty.
Order-
Number
Series
311
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.
WebSite www.littelfuse.com
050930