Protistor DC
Protistor DC fuses
fuses
DC Ferrule Fuses
27x60
gRB 660V DC
gRB from 0.8 to 110 A
Dimensions
60.3
7
ø 27
Weight : 80 g
ø5
Trip force: 4.5N at 0 mm - 2.5N at 7 mm
Main Characteristics
Size
Current
rating
IN( A )
Breaking
Capacity
Watts loss
0.8 IN IN
(W)
(W)
Designation
Reference
Number
Catalog Number
27x60
0.8
1
1.5
2
3.15
4
5
6.3
8
10
12
16
20
25
32
40
50
63
80
100
110
@ 660 V DC
50 kA
L/R = 15 ms
0.25
0.25
0.35
0.4
0.6
0.6
0.7
0.8
1.2
1.3
1.4
1.9
2.4
2.8
3.5
4.7
4.8
5.6
6.4
7.4
7.7
0.4
0.4
0.6
0.7
1
1
1.1
1.3
2
2.3
2.4
3.3
4.1
4.7
6
8
8.3
9.6
11.2
12.9
13.7
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
6.621
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
gRB 27x60/0.8
gRB 27x60/1
gRB 27x60/1.5
gRB 27x60/2
gRB 27x60/3.15
gRB 27x60/4
gRB 27x60/5
gRB 27x60/6.3
gRB 27x60/8
gRB 27x60/10
gRB 27x60/12
gRB 27x60/16
gRB 27x60/20
gRB 27x60/25
gRB 27x60/32
gRB 27x60/40
gRB 27x60/50
gRB 27x60/63
gRB 27x60/80
gRB 27x60/100
gRB 27x60/110
H098585
J098586
K098587
P098591
Q098592
R098593
T098595
Z098600
L076301
M076302
L075703
N076303
C077006
M075635
P076304
Q076305
R076306
P079961
S079964
T099400
S076307
FD27GRB66V0,8T
FD27GRB66V1T
FD27GRB66V1,5T
FD27GRB66V2T
FD27GRB66V3,15T
FD27GRB66V4T
FD27GRB66V5T
FD27GRB66V6,3T
FD27GRB66V8T
FD27GRB66V10T
FD27GRB66V12T
FD27GRB66V16T
FD27GRB66V20T
FD27GRB66V25T
FD27GRB66V32T
FD27GRB66V40T
FD27GRB66V50T
FD27GRB66V63T
FD27GRB66V80T
FD27GRB66V100T
FD27GRB66V110T
Minimum trip indicator operating voltage: 20 V
See Fuse Blocks, Fuse Holders and Fuse clips
Pack:
3 and 10 pieces
SCDC
4
07/05
Protistor DC fuses
DC Ferrule Fuses
27x60
gRB 660V DC
Protistor DC fuses
gRB from 0.8 to 110 A
Electrical characteristics
DC applications data
L/R (ms)
100
90
80
70
60
50
40
30
20
10
0
100
200
300
400
500
600
700
800
900
0
1 234
Peak arc voltage
vs. working voltage
Um (V)
These curves indicate the
maximum permissible value
of time constant L/R as a
function of the DC working
voltage
1- 80 to 110 A
2- 25 to 63 A
3- 8 to 20 A
4- 0.8 to 6.3 A
2000
1
1000
2
500
0
0
U (V)
U (V)
1- L/R = 60 ms
2- L/R = 30 ms
Max. AC voltage (50/60 Hz):
660 V with 50 kA breaking capacity for IN
≤
6.3A
660 V with 200 kA breaking capacity for IN > 6.3A
Above: Curves indicate for various time constants L/R
the peak arc voltage which may appear across fuse
terminals, vs. DC working voltage
Time vs. current characteristics
t (s)
0.8
1
1.5
2
3.15
4
5
6.3
8
10
12
16
20
25
32
40
50
63
80
100
110
10 4
10 3
10 2
a= 130
A2=0.6
B1= 1.25
B2= 0.6
Cf3= 0.8
10
1
10 -1
10 -2
10 -3
10 -4
1
10
10 2
10 3
10 4
± 10% tolerance for mean
pre-arcing current
I (A)
Above: Curves indicate, for each rated current, pre-arcing time vs. R.M.S. pre-arcing current
12/04
SCDC
5
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