High Speed
Fuses
High Speed Fuses
Ferrule FWC 600V: 6-32A
2.0
Arc Voltage
FWC (10 x 38mm)
U
L
1.6
This curve gives the peak
Specifications
arc voltage, U , which
1.2
L
Description: Ferrule style high
3
may appear across the 10
speed fuses.
fuse during its operation
800
Dimensions: See dimensions
as a function of the
600
illustration.
applied working voltage,
500
Ratings:
E , (rms) at a power
g
400
Volts: 600Vac/dc
factor of 15%.
E
g
300
Amps: 6-32A
200 300 400 500 600
Power Losses
IR: 200kA RMS Sym.
1.0
Watts loss at rated Kp
0.8
50kA @ 700Vdc (6-25A)
current is given in the
0.6
Agency Information: CE, UL Recognition: 6-32A.
electrical characteristics.
0.5
UL Recognition: 6-25A
The curve allows the
0.4
calculation of the power
Electrical Characteristics
0.3
losses at load currents
2
0.2
Total Clearing I t lower than the rated
1.5
K
current. The correction
2
The total clearing I t at rated
1.0
factor, K , is given as a
p
voltage and at power factor I
b
0.1
function of the RMS load
of 15% are given in the
30 40 50 60 80 90 100%
70
current, I , in % of the
b
electrical characteristics. For
0.5
rated current.
other voltages, the clearing
2
I t is found by multiplying by
0.3
Catalog Numbers
correction factor, K, given as
0.2 Electrical Characteristics
2 2
a function of applied working Rated I t (A Sec)
Eg
Catalog Current Clearing Watts
voltage, E , (rms). 0.15
g
Numbers Size RMS-Amps Pre-arc at 600V Loss
100 250 400 500 600
FWC-6A10F 6 4 30 1.5
FWC-8A10F 8 6 50 2.0
FWC-10A10F 10 9 70 2.5
FWC-12A10F 10 x 38mm 12 15 120 3.0
13 1
FWC-16A10F ( 32 x 1 2) 16 25 150 3.5
FWC-20A10F 20 34 260 4.8
FWC-25A10F 25 60 390 6.0
Dimensions - mm (inches)
FWC-30A10F 30 95 600 7.5
FWC-32A10F 32 95 600 7.5
38.1 10.3
Watts loss provided at rated current.
(1.500")
(0.406")
See accessories on page 216.
Features and Benefits
Excellent cycling capability and DC performance
2
Low arc voltage and low energy let-through (I t)
Low watts loss in a compact size
Used with finger-safe holders/blocks
9.5
(0.375")
Typical Applications
DC common bus
DC drives
Power converters/rectifiers
Reduced voltage starters
Data Sheet: 720011
For product data sheets, visit www.cooperbussmann.com/datasheets/ulcsa
205High Speed Fuses
Ferrule FWC 600V: 6-32A
FWC 6-32A: 600V (10 x 38mm)
Time-Current Curve
4
10
6
4
2
3
10
FWC-6A10F
6
FWC-8A10F
4
FWC-10A10F
2
FWC-12A10F
2
FWC-16A10F
10
FWC-20A10F
6
FWC-25A10F
4
FWC-30A10F & FWC-32A10F
2
1
10
6
4
2
0
10
6
4
2
1
10
6
4
2
2
10
6
4
2
3
10
6
4
2
4
10
1 22468 2 242 68 3
10 10 10
Prospective Current In Amps RMS
Peak Let-Through Curve
4
10
6
FWC-30A10F & FWC-32A10F
FWC-25A10F
4
FWC-20A10F
FWC-16A10F
2
3
10
6
4
2
FWC-12A10F
FWC-10A10F
2
10
FWC-8A10F
FWC-6A10F
6
4
2
1
10
246 2 46 246 46 2
1 2 3 4 5
10 10 10 10 10
Prospective Short-Circuit Current Symmetrical RMS
Data Sheet: 35785306
For product data sheets, visit www.cooperbussmann.com/datasheets/ulcsa
206
Virtual Pre-Arcing Time In Seconds
Peak Let-Through Current