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CHAPTER 3 - INSTALLATION AND CONNECTION
50
Ultra-fast fuses (aR), regular fuses or circuit breakers:
For Coordination Type 1, regular fuses or circuit breakers can be used,
according to IEC 60947-4-2, which will protect the installation against
short circuits, however, the SCRs will not be protected. Circuit breakers
of the table 3.8 and table 3.9.
For Coordination Type 2, the fuses to be used in the input must be for
protection of semiconductors, ultra-fast type (aR), according to IEC
60947-4-2. They reduce the risk of the SCRs to burn out because of
overcurrent transients
Model
I²t SCR
(A²s)
FNH aR
Blade Contacts
FNHFE aR
Flush End
SSW-06.0010
720
FNH00-40K-A
-
SSW-06.0016
720
FNH00-40K-A
-
SSW-06.0023
400
FNH00-80K-A
-
SSW-06.0030
400
FNH00-125K-A
-
SSW-06.0045
10000
FNH00-125K-A
-
SSW-06.0060
15000
FNH00-160K-A
-
SSW-06.0085
80000
FNH00-250K-A
FNH3FEM-450Y-A
SSW-06.0130
84000
FNH1-400K-A
FNH3FEM-450Y-A
SSW-06.0170
245000
FNH2-630K-A
FNH3FEM-450Y-A
SSW-06.0205
320000
FNH2-630K-A
FNH3FEM-450Y-A
SSW-06.0255
238000
FNH3-710K-A
FNH3FEM-500Y-A
SSW-06.0312
238000
FNH3-710K-A
FNH3FEM-550Y-A
SSW-06.0365
320000
FNH3-710K-A
FNH3FEM-630Y-A
SSW-06.0412
1452000
FNH3-1000K-A
FNH3FEM-700Y-A
SSW-06.0480
4250000
2 x FNH2-630K-A
FNH3FEM-800Y-A
SSW-06.0604
4250000
2 x FNH2-710K-A
FNH3FEM-900Y-A
SSW-06.0670
4250000
2 x FNH3-800K-A
FNH3FEM-1000Y-A
SSW-06.0820
4250000
2 x FNH3-900K-A
FNH3FEM-1400Y-A
SSW-06.0950
14000000
2 x FNH3-1000K-A
FNH23FEA-1600Y-A
SSW-06.1100
14000000
3 x FNH2-710K-A
FNH23FEA-1800Y-A
SSW-06.1400
15125000
3 x FNH3-900K-A
2 x FNH3FEM-1250Y-A
Table 3.10
- I²t of the SCR and aR Weg fuses standard connection
Model
I²t SCR
(A²s)
FNH aR
Blade Contacts
FNHFE aR
Flush End
SSW-06.0045
10000
FNH1-200K-A
-
SSW-06.0060
15000
FNH1-200K-A
-
SSW-06.0085
80000
FNH2-400K-A
-
SSW-06.0130
84000
FNH3-500K-A
-
SSW-06.0170
245000
FNH3-710K-A
FNH3FEM-550Y-A
SSW-06.0205
320000
FNH3-710K-A
FNH3FEM-630Y-A
SSW-06.0255
238000
2 x FNH3-400K-A
FNH3FEM-700Y-A
SSW-06.0312
238000
3 x FNH2-310K-A
FNH3FEM-900Y-A
SSW-06.0365
320000
2 x FNH3-500K-A
FNH3FEM-1000Y-A
SSW-06.0412
1452000
2 x FNH3-710K-A
FNH3FEM-1100Y-A
SSW-06.0480
4250000
2 x FNH3-1000K-A
FNH3FEM-1250Y-A
SSW-06.0604
4250000
2 x FNH3-1000K-A
FNH23FEA-1600Y-A
SSW-06.0670
4250000
3 x FNH3-800K-A
FNH23FEA-1800Y-A
SSW-06.0820
4250000
3 x FNH3-800K-A
2 x FNH3FEM-1100Y-A
SSW-06.0950
14000000
3 x FNH3-900K-A
2 x FNH3FEM-1250Y-A
SSW-06.1100
14000000
3 x FNH3-1000K-A
2 x FNH3FEM-1400Y-A
SSW-06.1400
15125000
4 x FNH3-1000K-A
3 x FNH3FEM-1250Y-A
Table 3.11
- I²t of the SCR and aR Weg fuses delta inside motor connection
3.2.4.2 Input Circuit Breakers
and Fuses - IEC
Содержание SSW06
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