Ferroxcube
Planar E cores and accessories
CORES
Effective core parameters of a set of E cores
SYMBOL
Σ(I/A)
V
e
I
e
A
e
A
min
m
PARAMETER
core factor (C1)
effective volume
effective length
effective area
minimum area
mass of core half
VALUE
0.268
24600
80.6
308
308
≈
62
UNIT
mm
−1
mm
3
mm
mm
2
mm
2
g
handbook, halfpage
E58/11/38
58.4
±1.2
50 min.
8.1
±0.2
6.5
±0.13
10.5
±0.13
38.1
±
0.8
R0.64 ref. typ.
R0.81 ref. typ.
CBW413
Dimensions in mm.
Fig.1 E58/11/38 core half.
Effective core parameters of an E/PLT combination
SYMBOL
Σ(I/A)
V
e
I
e
A
e
A
min
m
PARAMETER
core factor (C1)
effective volume
effective length
effective area
minimum area
mass of core half
VALUE
0.224
20800
67.7
310
310
≈
44
UNIT
mm
−1
mm
3
mm
mm
2
mm
2
g
handbook, halfpage
58.4
±1.2
4.1
±0.13
Ordering information for plates
GRADE
3C90
3C92
3C93
3C94
3F3
3F4
TYPE NUMBER
PLT58/38/4-3C90
PLT58/38/4-3C92
PLT58/38/4-3C93
PLT58/38/4-3C94
PLT58/38/4-3F3
PLT58/38/4-3F4
Dimensions in mm.
CBW414
38.1
±0.8
R0.64 ref. typ.
Fig.2 PLT 58/38/4.
2004 Sep 01
2
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