SICHERUNGEN/FUSES
URB
Fuses for Semiconductor Protection
European Standard
Sizes 000 and 00
Class:
aR
Voltage ratings: AC 660 V – AC 1000 V
Current ratings: 16 A to 400 A
Approvals:
Standards:
DIN 43653
IEC 60269-1 and -4
DIN VDE 0636-40
UL 248-13
Features / Benefits
Extremely high interrupting rating 100 kA – 300 kA
Voltage ratings AC 660 V – AC 1000 V
Protection of Power Semiconductors according to IEC 60269-1 and -4
Complies with DIN 43653 – sizes 000 and 00
with or without Topindicator and trip microswitch
aR class 16 A – 400 A according to IEC 60269-4 and DIN VDE 0636-40
Fuse-bases and accessories are available
www.siba.de
URB 1
URB
SICHERUNGEN/FUSES
Fuses for Semiconductor Protection
European Standard
Sizes 000 and 00
Selection Guide
Size
Rated Voltage
[AC]
000
000
000
000
000
000
00
00
00
00
00
00
00
00
00
Fuse-Base
Fuse-Base
Fuse-Base
Micro switch
Micro switch
660 V
660 V
660 V
690/700 V
690/700 V
690/700 V
660 V
660 V
660 V
690/700 V
690/700 V
690/700 V
1000 V
1000 V
1000 V
1000 V
1000 V
1000 V
250 V
250 V
3,15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
3.15“ (80 mm)
with top indicator
without top indicator
with micro switch fitting
with top indicator
without top indicator
with micro switch fitting
with top indicator
without top indicator
with micro switch fitting
with top indicator
without top indicator
with micro switch fitting
with top indicator
without top indicator
with micro switch fitting
20 282 04
20 282 41
20 558 04
20 282 20
20 282 21
20 558 20
20 189 04
20 189 41
20 412 04
20 189 20
20 189 21
20 412 20
20 560 20
20 560 21
20 562 20
21 189 01
21 189 08
21 189 11
28 002 01
28 002 02
Fixing Center
Indicator *
Part No.
Type
Selector
Guide
[Page]
URB 3
URB 3
URB 4
URB 3
URB 3
URB 4
URB 5
URB 5
URB 6
URB 5
URB 5
URB 7
URB 8
URB 8
URB 9
Techn.
Data
[Page]
URB 10
URB 10
URB 10
URB 11
URB 11
URB 11
URB 12
URB 12
URB 12
URB 13
URB 13
URB 13
URB 14
URB 14
URB 14
URB 15
URB 15
URB 16
URB 17
URB 17
* Minimum operating voltage for top indicator 6.5 V
URB 2
www.siba.de
SICHERUNGEN/FUSES
URB
Fuses for Semiconductor Protection
European Standard
Sizes 000 and 00
Size
Rated Voltage
Standard
000
Rated Current
[A]
16
20
25
32
35
40
50
63
80
100
125
160
AC 660 V
UL Rec.
DIN 43653
Part No.
without Top Indicator
20 282 41.16
20 282 41.20
20 282 41.25
20 282 41.32
20 282 41.35
20 282 41.40
20 282 41.50
20 282 41.63
20 282 41.80
20 282 41.100
20 282 41.125
20 282 41.160
Weight
[kg/1]
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
6
6
6
6
6
6
6
6
6
6
6
6
Pack
Part No.
with Top Indicator
20 282 04.16
20 282 04.20
20 282 04.25
20 282 04.32
20 282 04.35
20 282 04.40
20 282 04.50
20 282 04.63
20 282 04.80
20 282 04.100
20 282 04.125
20 282 04.160
Size
Rated Voltage
Standard
000
Rated current
[A]
32
35
40
50
63
80
100
125
160
200
250
315
AC 690/700 V
Part No.
with Top Indicator
20 282 20.32
20 282 20.35
20 282 20.40
20 282 20.50
20 282 20.63
20 282 20.80
20 282 20.100
20 282 20.125
20 282 20.160
20 282 20.200
20 282 20.250
20 282 20.315
Part No.
without Top Indicator
20 282 21.32
20 282 21.35
20 282 21.40
20 282 21.50
20 282 21.63
20 282 21.80
20 282 21.100
20 282 21.125
20 282 21.160
20 282 21.200
20 282 21.250
20 282 21.315
UL Rec.
DIN 43653
Weight
[kg/1]
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
6
6
6
6
6
6
6
6
6
6
6
6
Pack
Available in DC 700 V see URDC section.
A
B
C
D
E
F
I
L
(max)
2.17 ”
(55 mm)
0.80 ”
(20 mm)
0.33 ”
(8.5 mm)
0.80 ”
(20.4 mm)
3.07 ”
(78 mm)
0.08 ”
(2 mm)
1.54 ”
(39 mm)
3.94 ”
(100 mm)
www.siba.de
URB 3
URB
SICHERUNGEN/FUSES
Fuses for Semiconductor Protection
European Standard
Sizes 000 and 00
Size
Rated Voltage
Standard
000
Rated
Current
[A]
16
20
25
32
35
40
50
63
80
100
125
160
AC 660 V
UL Rec.
DIN 43653
Weight
[kg/1]
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
0.17
6
6
6
6
6
6
6
6
6
6
6
6
Pack
Part No.
Top Indicator and Fitting for Micro Switch
20 558 04.16
20 558 04.20
20 558 04.25
20 558 04.32
20 558 04.35
20 558 04.40
20 558 04.50
20 558 04.63
20 558 04.80
20 558 04.100
20 558 04.125
20 558 04.160
Size
Rated Voltage
Standard
000
Rated
Current
[A]
32
35
40
50
63
80
100
125
160
180
200
250
315
AC 690/700 V
UL Rec.
DIN 43653
Weight
[kg/1]
0.18
0.18
0.18
0.18
0.18
0.18
0.18
0.18
0.18
0.18
0.18
0.18
0.18
6
6
6
6
6
6
6
6
6
6
6
6
6
Pack
Part No.
Top Indicator and Fitting for Micro Switch
20 558 20.32
20 558 20.35
20 558 20.40
20 558 20.50
20 558 20.63
20 558 20.80
20 558 20.100
20 558 20.125
20 558 20.160
20 558 20.180
20 558 20.200
20 558 20.250
20 558 20.315
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
A
B
C
D
E
2.17 ”
(55 mm)
0.80 ”
(20 mm)
0.33 ”
(8,5 mm)
0.80 ”
(20,4 mm)
3.07 ”
(78 mm)
F
G
H
I
L
(max)
0.08 ”
(2 mm)
2.10 ”
(53 mm)
2.76 ”
(70 mm)
1.54 ”
(39 mm)
3.94 ”
(100 mm)
URB 4
www.siba.de
SICHERUNGEN/FUSES
URB
Fuses for Semiconductor Protection
European Standard
Sizes 000 and 00
Size
Rated Voltage
Standard
00
Rated Current
[A]
16
20
25
32
35
40
50
63
80
100
125
160
200
250
AC 660 V
UL Rec.
DIN 43653
Part No.
without Top Indicator
20 189 41.16
20 189 41.20
20 189 41.25
20 189 41.32
20 189 41.35
20 189 41.40
20 189 41.50
20 189 41.63
20 189 41.80
20 189 41.100
20 189 41.125
20 189 41.160
20 189 41.200
20 189 41.250
Weight
[kg/1]
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Pack
Part No.
with Top Indicator
20 189 04.16
20 189 04.20
20 189 04.25
20 189 04.32
20 189 04.35
20 189 04.40
20 189 04.50
20 189 04.63
20 189 04.80
20 189 04.100
20 189 04.125
20 189 04.160
20 189 04.200
20 189 04.250
Size
Rated Voltage
Standard
00
Rated Current
[A]
32
35
40
50
63
80
100
125
160
200
250
315
350
400
AC 690/700 V
UL Rec.
DIN 43653
Weight
[kg/1]
0.21
0.21
0.21
0.21
0.21
0.21
0.21
0.21
0.21
0.21
0.21
0.21
0.21
0.21
3
3
3
3
3
3
3
3
3
3
3
3
3
3
Pack
Part No.
with Top Indicator
20 189 20.32
20 189 20.35
20 189 20.40
20 189 20.50
20 189 20.63
20 189 20.80
20 189 20.100
20 189 20.125
20 189 20.160
20 189 20.200
20 189 20.250
20 189 20.315
20 189 20.350
20 189 20.400
Part No.
without Top Indicator
20 189 21.32
20 189 21.35
20 189 21.40
20 189 21.50
20 189 21.63
20 189 21.80
20 189 21.100
20 189 21.125
20 189 21.160
20 189 21.200
20 189 21.250
20 189 21.315
20 189 21.350
20 189 21.400
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
A
B
C
D
E
2.17 ”
(55 mm)
1.13 ”
(28,8 mm)
0.40 ”
(10,3 mm)
1.16 ”
(29,5 mm)
3.07 ”
(78 mm)
F
0.10 ”
(2,5 mm)
I
1.85 ”
(47 mm)
L
(max)
4.13 ”
(105 mm)
www.siba.de
URB 5
