MPK DC Capacitors GTO Clamping B 25 556 Extremely low self-inductance High volumetric efficiency Construction Self-healing Plastic and paper dielectric Oil-impregnated tubular windings (no PCB) Metal-sprayed end faces ensure reliable contacting ● Fully insulated case ● ● ● ● Terminals ● Internal thread M8 × 10, axial Mounting ● On the terminals Individual data sheets One capacitor of this series is specified in detail (incl. thermal data) on page 96. Upon request, these data sheets are available for each capacitor type. Technical data Standards Dielectric dissipation factor Max. current Climatic data: Min. operating temperature Max. operating temperature Average relative humidity Failure quota Load duration Storage temperature limit IEC climatic category (IEC 68-1 and 2) Test A, cold Test B, dry heat Test Ca, damp heat, steady state 94 tan δ0 Imax Θmin Θmax αFQ(co) tLD(co) Θstg IEC 1071-1/2 EN 61071-1/2 VDE 0560 part 120 and 121 ≤ 20 · 10 –4 ≤ 80 A – 25 °C + 85 °C ≤ 95 % 300 failures per 109 component hours 100000 h – 55/+ 85 °C 25/085/56 – 25 °C + 85 °C 56 days/40 °C/93 % rel. humidity Siemens Matsushita Components B 25 556 GTO Clamping Technical data IEC climatic category (IEC 68-1 and 2) Values after test Ca: Capacitance change Self-discharge time constant τ = Dissipation factor change Test data: DC test voltage between terminals Self-discharge time constant τ = Dissipation factor (50 Hz) 25/085/56 ∆C / C R is · C ∆tan δ ≤1% ≥ 10000 s ≤ 5 · 10 –4 UTT R is · C ∆tan δ 1,5 · UN, 10 s ≥ 10000 s ≤ 25 · 10 –4 Dimensional drawing Internal thread M8 x 10 ∅ dmax mm 83 93 98 l _2 3 min. ø22 3 min. ød max. I –2 mm 163 163 163 ø22 Internal thread M8 x 10 KLK1341-5 Dimensions in mm Available ratings UN (V) CN1) DC 2300 3400 (µF) 7,5 9 12 1) Capacitance tolerance ± 10 % Siemens Matsushita Components 95 B 25 556 GTO Clamping 9 µF / 3400 Vdc Ordering code: B25556-J3905-K003 ø22 Internal thread M8 x 10 9 µF ± 10 % DC 3400 V 70 A < 20 nH 17 · 10 –4 3,8 mΩ 163 _ 2 ø98 max. 3 min. CN, tol. UN Imax Lself tan δ0 RS 3 min. Characteristics Maximum ratings û us î Is (du/dt)max (du/dt)s 4300 V 5100 V 5,4 kA 14,0 kA 600 V/µs 1500 V/µs ø22 Internal thread M8x10 KLK1589-7 Test data UTT DC 5100 V, 10 s Ris · C ≥ 10000 s tan δ (50 Hz) ≤ 22 · 10 –4 Climatic data Θmin Θmax Humidity αFQ(co) tLD(co) Θstg – 25 °C + 85 °C Average relative humidity ≤ 95 % 300/109 h 100000 h – 55 to + 85 °C IEC climatic category: 25/085/56 (IEC 68-1 and 2) Θ test Rel. humidity ttest ∆C /C ∆ tan δ Ris · C 96 + 40 °C 93 % 56 days ≤1% ≤ 5 · 10 –4 ≥ 10000 s Design data Dimensions ∅ × l Approx. weight Impregnation 98 mm × 163 mm 1700 g Oil Terminals Max. torque Terminal cross section Internal thread M8 × 10 7 Nm 16 mm2 Without overpressure disconnector Fully insulated Siemens Matsushita Components B 25 556 GTO Clamping Thermal data B25556-J3905-K003 Dielectric power dissipation PD versus repetition frequency f0 ûac = 600 V ûac = 540 V Ohmic power dissipation PR versus rms current value I RS (85 °C) = 4,6 mΩ Permissible ambient temperature ΘA versus total power dissipation P (Upright mounting position) Natural cooling Forced cooling 2 m/s Permissible capacitor temperature Siemens Matsushita Components 97