B81141 데이터 시트보기 (PDF) - EPCOS AG
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B81141 Datasheet PDF : 4 Pages
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X1
B 81 141
440 Vac
Technical data
Dissipation factor tan δ (in 10−3)
at 20 °C
(upper limit values)
CR ≤ 0,1 µF 0,1 µF < CR ≤ 1 µF CR > 1 µF
at 1 kHz 8
8
10
10 kHz 15
15
–
100 kHz 30
–
–
Insulation resistance Ris
or time constant τ = CR ⋅ Ris
at 20 °C, rel. humidity ≤ 65 %
(minimum as-delivered values)
Impedance Z
versus frequency f
(typical values)
CR ≤ 0,33 µF
30 000 MΩ
CR > 0,33 µF
10 000 s
Pulse handling capability
Maximum permissible voltage change per unit of time for non-sinusoidal voltages (pulse, sawtooth).
VR
440 Vac
Max. rate of voltage rise Vpp/τ in V/µs (for Vpp = VˆR)
Lead spacing
15 mm
22,5 mm
27,5 mm
80
50
30
37,5 mm
15
For Vpp < VˆR, the permissible voltage rise rate Vpp/τ may be multiplied by the factor VˆR/Vpp.
Also refer to the calculation example in chapter “General technical information”, page 302.
VR
440 Vac
Pulse characteristic k0 in V2/µs (for Vpp ≤ VˆR)
Lead spacing
15 mm
22,5 mm
27,5 mm
100 000
50 000
30 000
37,5 mm
18 000
230 12/00
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