Siemens SINAMICS S120 Equipment Manual page 129

Power transformers 4BU > 16 kVA
Matching transformers and transformers with selectable voltages 4BU > 16 kVA
Figure 2-50
Terminal size Screw connection for cross section
solid
mm
4 0.5 ... 6
6 2.5 ... 10
16 1.5 ... 16
35 10 ... 16
Table 2-54 Dimensions 4BU, part 1
Type Rated power
kVA
1)
4BU43 18; 20; 22.5
4BU45 25; 28
4BU47 31.5; 35.5; 40
4BU52 45
4BU54 63; 71
4BU55 80
4BU58 112; 125; 140
4BU60 180
1) The rated power only applies to transformers with isolated windings (not to autotransformers).
Booksize Power Units
Equipment Manual, (GH2), 07/2007, 6SL3097-2AC00-0BP5
Dimension drawing: 4BU
stranded
mm
2 2
--
--
10 ... 25
10 ... 50
Type size b1
in line with
DIN 41302
3UI 230/80 203
3UI 230/107 230
3UI 230/137 260
3UIS 220/120 295
3UIS 305/125 265
3UIS 305/140 280
3UIS 395/150 315
3UIS 395/195 360
fine-stranded
mm
2
1.5 ... 4
1.5 ... 6
4 ... 16
10 ... 35
b2 b3 ± 3
for terminal size
4 6
194 153 157
221 162 166
251 182 186
225 169 173
240 176 180
255 184 188
269 191 195
314 213 217
Line Connection Booksize
2.13 Line connection variants
n
2
d
2
Current capacity
t = 40 °C t = 55 °C
a a
A A
24 18
32 23
60 43
114 81
d1
16 35
160 170 15
169 179 15
189 199 15
176 186 12.5
183 193 15
191 201 15
198 208 15
220 230 15
d2
M12
M12
M12
M10
M12
M12
M12
M12
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