FRENCH CYLINDRICAL
URB/URQ
SEMICONDUCTOR PROTECTION FUSES
660V - 1000V AC
URB/URQ/URS from 32 up to 250A
SIZE: 27 X 60
Features / Benefits
➤
Extremely high Interrupting rating Fuses:
Protection of power Semiconductors according to
IEC Standard 269.1 and 4
➤
600V-1000V AC Voltage Rating
➤
aR Class
according to VDE 636-23 and IEC 269.4
➤
Model according to NF C 63210 and 63211 with
built-in blown trip-indicator
➤
660V URQ and 100V URB are UL Recognized
APPLICATIONS DATA
Voltage
rating
UN(VAC)
Class
Current
rating
I
N (A)
50
63
80
100
125
160
200
250
125
160
32
40
50
63
80
100
125
160
170
Pre-arcing
I
2
t @ 1 ms
I
2
tp (A
2s
)
110
155
350
625
1400
3150
6580
15570
2790
5500
33
60
110
200
435
975
1910
3890
4710
Total clearing I
2
t @ U
N
I
2
tt (A
2s
)
610
860
1880
3210
6970
15000
30000
63000
13000
24000
250
450
840
1470
3300
6000
12500
26700
36000
Watt losses
0,8
I
N
8.4
11.1
12.6
14.2
15.7
17.7
19.4
22.6
14.5
17.5
7.4
8.7
9.7
11.3
12.3
14
16
18
19
I
N
16
21
24
27
30
34
38
45
25
30
14.5
17
19
22
24
27
31
35
37
Tested
interrupting
rating
660 V
URQ
200 kA
@ 660 V
URS
1000 V
URB
100 kA
@ 1000 V
* Minimum operating voltage for trip-indicator: 20 V
D 98
FRENCH CYLINDRICAL
URB/URQ
SEMICONDUCTOR PROTECTION FUSES
PART NUMBERS
TYPE
VOLTAGE
CURRENT
RATING
CATALOG NO.
REF #
N075958
V076309
W076310
R078330
S078331
X076311
T078332
T076308
S081298
R081297
Q081296
P081295
N081294
M081293
L081292
K081291
Z080338
50A
63 A
80 A
6.621 CP URQ 27x60/ 50
6.621 CP URQ 27x60/ 63
6.621 CP URQ 27x60/ 80
6.621 CP URQ 27x60/100
6.621 CP URQ 27x60/125
6.621 CP URQ 27x60/160
6.621 CP URQ 27x60/200
6.621 CP URQ 27x60/250
1021 CP URB 27x60/ 32
1021 CP URB 27x60/ 40
1021 CP URB 27x60/ 50
1021 CP URB 27x60/ 63
1021 CP URB 27x60/ 80
1021 CP URB 27x60/100
1021 CP URB 27x60/125
1021 CP URB 27x60/160
1021 CP URB 27x60/170
27x60 -
With blown fuse trip-indicatior
60,3
7
URQ 660 V
100 A
125 A
160 A
200 A
250 A
Ø 27
Ø5
32 A
40 A
50 A
63 A
D
URB 1000 V
80 A
100 A
125 A
160 A
170 A
D 99
FRENCH CYLINDRICAL
URB/URQ
SEMICONDUCTOR PROTECTION FUSES
MELTING TIME - CURRENT DATA
a
= 130
A2
= 0,6
B1
= 1,25
B2
= 0,6
Cf3
= 0,8
a
= 130
A2
= 0,6
B1
= 1,25
B2
= 0,6
Cf3
= 0,8
a
= 130
A2
= 0,6
B1
= 1,25
B2
= 0,6
Cf3
= 0,8
These curves indicate, for each rated current, the pre-arcing time vs. the R.M.S. pre-arcing current.
For each rated current tolerance for the mean pre-arcing current ± 8%.
D 100
FRENCH CYLINDRICAL
URB/URQ
50 to 200 A URQ
SEMICONDUCTOR PROTECTION FUSES
Peak Arc Voltage
250 A URQ
32 to170 A URB
Um(V)
2000
Um(V)
2000
Um(V)
2000
1000
1000
1000
0
100 200 300 400 500 600 700
0
100 200 300 400 500 600 700
0
500 600 700
800 900
1000
U(V)
U(V)
U(V)
Determines the peak arc voltage across the fuse terminals as a function of the applied voltage.
D
32 to170 A URB
Clearing I
2
t vs. Operating Voltage
50 to 200 A URQ
250 A URQ
K
1,2
1
0,8
0,6
0,4
0,2
0
200
400
600
U(V)
K
1,2
1
0,8
0,6
0,4
0,2
0
100 200 300 400 500 600
U(V)
K
1,2
1
0,8
0,6
0,4
0,2
0
200
400
600
800 1000
U(V)
Correction factor to determine the clearing I2t for a fuse operating below its rated voltage.
DC voltage capability vs. Time Constant
L
(ms)
R
80
70
60
50
40
30
20
10
0
100
200
300
In
≤
160 A
In
≤
200 A
In
≤
250 A
Provides the DC voltage capabilities of
the fuse as a function of circuit time
constant. (L/R value)
400
500
600
U(V)
D 101
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