High Speed Fuses
Square body flush end contact — 690V/700V (IEC/UL):
40-2000A
Arc Voltage
690V/700V (IEC/UL) 40-2000A
1.4
1.2 UL
103
9
8
This curve gives the peak
arc voltage, U , which may
appear across the fuse
during its operation as a
function of the applied
Specifications
Description: Square body flush
end contact high speed fuses.
L
7
6
Dimensions: See dimensions
illustrations.
5
working voltage, E , (rms)
at a power factor of 15%.
g
Ratings:
Volts: — 690Vac (IEC)
— 700Vac (UL)
4
3
Eg
Power Losses
200 300
400
500 600 690
Watts loss at rated current
is given in the electrical
characteristics. The curve 0.8
allows the calculation of
the power losses at load
currents lower than the
rated current. The correc-
Amps: — 40-2000A
IR: — 200kA RMS Sym.
1.0
Kp
Agency Information: CE, Designed and tested to IEC
60269: Part 4, UL Recognized. Consult Cooper Bussmann
for UL Recognition / CSA Component Acceptance Status.
0.6
0.5
0.4
0.3
Electrical Characteristics
tion factor, K , is given as
p
Total Clearing I2t
a function of the RMS load 0.2
current, I , in % of the
rated current.
2
b
The total clearing I t at
1.5
1.0
Ib
K
rated voltage and at power
factor of 15% are given in
the electrical characteris-
tics. For other voltages, the
2) 1)
0.1
30 40 50 60
80 90 100%
70
Features and Benefits
• Excellent dc performance
• Low arc voltage and low energy let-through (I t)
• Low watts loss
• Superior cycling capability
2
0.5
0.4
2
clearing I t is found by mul-
tiplying by correction fac-
tor, K, given as a function
of applied working voltage,
0.3
Typical Applications
• DC common bus
• DC drives
0.2
Eg
E , (rms).
g
100 200 300 400 500 600 690
• Power converters/rectifiers
• Reduced voltage starters
1) Rated voltage 600V.
2) Rated voltage 550V
B
Dimensions (mm)
Type -B/-, -BKN/-, -G/-, -GKN/-
Size
1*
1
2
3
A
B
D
E
F
F** (in)
G
5
8
10
10
H
5
50
50
50
51
51 59 45 M8
51 69 53 M8
51 77 61 M10
53 92 76 M12
⁄
16” - 18 UNC-2B
ø17
ø20
ø24
ø30
5
⁄
16” - 18 UNC-2B
3
⁄
8
” - 16 UNC-2B
” - 13 UNC-2B
1
2
⁄
**Valid for fuses type -G/- & -GKN/-.
NB: B = 65 for:
Size 2, 1100-1250A
Size 3, 1600-2000A
D
1mm = 0.0394” / 1” = 25.4mm
A
E
F
E
H
G
For product data sheets, visit www.cooperbussmann.com/products/datasheet.asp
149