Datasheet
Single-Phase Transformers
Safety, Isolating, Control and Mains Transformers
General data
11/8
Siemens IC 10 · 2011
11
Rated power at different ambient temperatures
• With electrically separated windings
• Degree of protection IP00
• According to EN 61558,
C
U
US
1)
For control transformers, the values t
a
= 40 °C apply.
Operation characteristics
• According to EN 61558-2-6, EN 61558-2-4, EN 61558-2-2, EN 61558-2-1
Calculation of power loss P
V
P
V
=
P
n
(100 –
η
)
[kW]
η
1)
Winding reference temperature: 20 °C.
Transformer Rated
power P
n
Permissible transformer load depending on the ambient temperature
t
a
= 60 °C t
a
= 55 °C t
a
= 50 °C t
a
= 45 °C t
a
= 40 °C t
a
= 35 °C t
a
= 30 °C t
a
= 25 °C
Type kVA kVA kVA kVA kVA kVA kVA kVA kVA
4AM transformers
4AM23 4
4AM26 4
0.025
0.04
0.021
0.0336
0.022
0.0352
0.023
0.0368
0.024
0.0384
0.025
0.04
0.026
0.0416
0.027
0.0432
0.0278
0.0444
4AM32 4
4AM34 4
4AM38 4
0.063
0.1
0.16
0.0529
0.084
0.134
0.0554
0.088
0.141
0.058
0.092
0.147
0.0605
0.096
0.154
0.063
0.1
0.16
0.0655
1)
0.104
1)
0.166
1)
0.068
1)
0.108
1)
0.173
1)
0.0699
1)
0.111
1)
0.178
1)
4AM40 4
4AM43 4
4AM46 4
4AM48 4
0.25
0.315
0.4
0.5
0.21
0.265
0.336
0.42
0.22
0.277
0.352
0.44
0.23
0.29
0.368
0.46
0.24
0.302
0.384
0.48
0.25
0.315
0.4
0.5
0.26
0.328
0.416
0.52
0.27
0.34
0.432
0.54
0.278
0.35
0.444
0.555
4AM52 4
4AM55 4
4AM57 4
0.63
0.8
1
0.529
0.672
0.84
0.554
0.704
0.88
0.58
0.736
0.92
0.605
0.768
0.96
0.63
0.8
1
0.655
0.832
1.04
0.68
0.864
1.08
0.699
0.888
1.11
4AM61 4
4AM64 4
4AM65 4
1.6
2
2.5
1.34
1.68
2.1
1.41
1.76
2.2
1.47
1.84
2.3
1.54
1.92
2.4
1.6
2
2.5
1.66
2.08
2.6
1.73
2.16
2.7
1.78
2.22
2.78
4AT transformers
4AT30 3
4AT36 1
4AT36 3
4AT39 1
4AT39 3
4
5
6.3
8
10
3.88
4.85
6.11
7.76
9.7
4
5
6.3
8
10
4.12
5.15
6.49
8.24
10.3
4.24
5.3
6.68
8.48
10.6
4.4
5.5
6.93
8.8
11
4.52
5.65
7.12
9.04
11.3
4.64
5.8
7.31
9.28
11.6
4.76
5.95
7.5
9.52
11.9
4AT43 0
4AT43 1
4AT43 2
4AT45 0
11.2
12.5
14
16
10.9
12.1
13.6
15.5
11.2
12.5
14
16
11.5
12.9
14.4
16.5
11.9
13.3
14.8
17
12.3
13.8
15.4
17.6
12.7
14.1
15.8
18.1
13
14.5
16.2
18.6
13.3
14.9
16.7
19
Transformer Rated
power P
n
Core size Voltage rise in
no-load operation
Voltage drop
on rated load
1)
Short-circuit
voltage
1)
Degree of efficiency
50 Hz ... 60 Hz
1000 m above sea level
degree of protection
IP00
(operating
temperature)
u
A
approx.
u
R
approx.
u
Z
approx.
η
approx.
Type kVA % % % %
4AM transformers: t
a
= 40 °C/B
4AM23 4
4AM26 4
0.025
0.04
EI 60/20
EI 66/22
26
23
17.6
15.3
17.6
15.3
74
76
4AM32 4
4AM34 4
4AM38 4
0.063
0.1
0.16
EI 84/28
EI 84/42
EI 96/44
10
10
10.4
8.4
7.7
7.6
8.4
7.7
7.7
85
86
86
4AM40 4
4AM43 4
4AM46 4
4AM48 4
0.25
0.315
0.4
0.5
EI 96/58
EI 105/60
EI 120/52
EI 120/72
7.2
6.6
5.7
5
5.4
4.9
4.3
3.8
5.4
5
4.4
3.8
89
90
91
91
4AM52 4
4AM55 4
4AM57 4
0.63
0.8
1
EI 150/48
EI 150/65
EI 150/90
4.7
4
3.2
3.6
3
2.5
3.7
3.1
2.5
92
92
93
4AM61 4
4AM64 4
4AM65 4
1.6
2
2.5
EI 174/82
EI 174/102
EI 192/110
2.4
2.1
1.6
1.9
1.7
1.3
2.1
1.9
1.6
96
96
96
4AT transformers: t
a
= 55 °C/H
4AT30 3
4AT36 1
4AT36 3
4AT39 1
4AT39 3
4
5
6.3
8
10
UI 150/75
UI 180/75
UI 180/75
UI 210/70
UI 210/70
3.8
5.5
4.3
4.3
3.5
2.7
3.8
3.1
3.1
2.5
2.9
3.9
3.3
3.3
3.3
95
94
95
95
96
4AT43 0
4AT43 1
4AT43 2
4AT45 0
11.2
12.5
14
16
UI 240/80
UI 240/80
UI 240/80
UI 240/107
3.9
3.5
3.1
2.9
2.8
2.5
2.2
2.1
2.8
2.6
2.4
2.1
95
96
96
96
IC10_11.book Seite 8 Donnerstag, 16. Dezember 2010 7:53 07
© Siemens AG 2010