Ferroxcube
EP cores and accessories
EP13
Core sets for general purpose transformers and power applications
Clamping force for AL measurements, 30 ±10 N.
AL
(nH)
AIR GAP
(µm)
GRADE
3C81
µe
TYPE NUMBER
EP13-3C81-E40
40 ±3%
63 ±3%
≈ 40
≈ 62
≈ 1000
≈ 540
≈ 300
≈ 170
≈ 100
≈ 0
EP13-3C81-A63
EP13-3C81-A100
EP13-3C81-A160
EP13-3C81-A250
EP13-3C81
100 ±3%
160 ±3%
250 ±5%
1700 ±25%
1700 ±25%
40 ±3%
≈ 99
≈ 158
≈ 247
≈ 1680
≈ 1680
≈ 40
3C91
3C94
≈0
EP13-3C91
≈ 1000
≈ 540
≈ 300
≈ 170
≈ 100
≈ 0
EP13-3C94-E40
EP13-3C94-A63
EP13-3C94-A100
EP13-3C94-A160
EP13-3C94-A250
EP13-3C94
63 ±3%
≈ 62
100 ±3%
160 ±3%
250 ±5%
1650 ±25%
1500 ±25%
40 ±3%
≈ 99
≈ 158
≈ 247
≈ 1630
≈ 1480
≈ 40
3C96
3F3
≈ 0
EP13-3C96
≈ 1000
≈ 540
≈ 300
≈ 170
≈ 100
≈ 0
EP13-3F3-E40
EP13-3F3-A63
EP13-3F3-A100
EP13-3F3-A160
EP13-3F3-A250
EP13-3F3
63 ±3%
≈ 62
100 ±3%
160 ±3%
250 ±5%
1325 ±25%
1100 ±25%
≈ 99
≈ 158
≈ 247
≈ 1310
≈ 1090
3F35
≈ 0
EP13-3F35
Core sets of high permeability grades
Clamping force for AL measurements, 30 ±10 N.
AL
AIR GAP
(µm)
GRADE
(nH)
µe
TYPE NUMBER
3E27
3E5
4600 ± 25%
7000 +40/-30%
100 ±3%
≈ 4540
≈ 6900
≈ 99
≈ 0
≈ 0
EP13-3E27
EP13-3E5
3E55
≈ 310
≈ 180
≈ 110
≈ 80
≈ 65
≈ 40
≈ 0
EP13-3E55-A100
EP13-3E55-A160
EP13-3E55-A250
EP13-3E55-A315
EP13-3E55-A400
EP13-3E55-A630
EP13-3E55
160 ±3%
≈ 158
≈ 247
≈ 311
≈ 395
≈ 622
≈ 6900
≈ 8400
250 ±5%
315 ±5%
400 ±8%
630 ±15%
7000 +40/-30%
8500 +40/-30%
3E6
≈ 0
EP13-3E6
2004 Sep 01
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