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
0.276
13900
61.1
229
229
≈
35
UNIT
mm
−1
mm
3
mm
mm
2
mm
2
g
handbook, halfpage
E43/10/28
43.2
±0.9
34.7 min.
8.1
±0.2
5.4
±0.13
9.5
±0.13
27.9
±0.6
R0.64 ref. typ.
R0.81 ref. typ.
CBW411
Dimensions in mm.
Fig.1 E43/10/28 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
0.226
11500
50.4
229
229
≈
24
UNIT
mm
−1
mm
3
mm
mm
2
mm
2
g
handbook, halfpage
43.2
±0.9
4.1
±0.13
Ordering information
GRADE
3C90
3C92
3C93
3C94
3F3
3F4
TYPE NUMBER
PLT43/28/4-3C90
PLT43/28/4-3C92
PLT43/28/4-3C93
PLT43/28/4-3C94
PLT43/28/4-3F3
PLT43/28/4-3F4
Dimensions in mm.
CBW412
27.9
±
0.6
R0.64 ref. typ.
Fig.2 PLT43/28/4.
2004 Sep 01
2