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 MPK DC Capacitors Jump to preceding page 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 q Fully insulated case
q q q q
Terminals
q Internal thread M8 x 10, axial
Mounting
q 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 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
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
tan 0 Imax min max FQ(co) tLD(co) stg
94
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 = Dissipation factor change Test data: DC test voltage between terminals Self-discharge time constant = Dissipation factor (50 Hz) Dimensional drawing
Internal thread M8 x 10
25/085/56
C /C R is * C tan
1% 10000 s 5 * 10 -4 1,5 * UN, 10 s 10000 s 25 * 10 -4
UTT R is * C tan
o22
dmax mm 83 93 98
I -2 mm 163 163 163
l _2
o22 Internal thread M8 x 10
KLK1341-5
Dimensions in mm Available ratings
UN (V) CN1)
7,5 9 12 (F)
DC 2300
3 min.
od max.
3 min.
3400
1) Capacitance tolerance 10 %
Siemens Matsushita Components
95
B 25 556 GTO Clamping
9 F / 3400 Vdc Ordering code: B25556-J3905-K003 Characteristics 9 F 10 % DC 3400 V 70 A < 20 nH 17 * 10 -4 3,8 m
o22
Internal thread M8 x 10
CN, tol. UN Imax Lself tan 0 RS
163 _ 2
Maximum ratings
u us i Is (du/dt)max (du/dt)s
Test data
4300 V 5100 V 5,4 kA 14,0 kA 600 V/s 1500 V/s
o22 Internal thread M8x10
KLK1589-7
UTT DC 5100 V, 10 s Ris * C 10000 s tan (50 Hz) 22 * 10 -4
Climatic data min max Humidity FQ(co) tLD(co) stg - 25 C + 85 C Average relative humidity 95 % 300/109 h 100000 h - 55 to + 85 C Design data Dimensions x l Approx. weight Impregnation Terminals Max. torque Terminal cross section Fully insulated 98 mm x 163 mm 1700 g Oil Internal thread M8 x 10 7 Nm 16 mm2
IEC climatic category: 25/085/56 (IEC 68-1 and 2) test Rel. humidity ttest C /C tan Ris * C + 40 C 93 % 56 days 1% 5 * 10 -4 10000 s
Without overpressure disconnector
96
Siemens Matsushita Components
3 min.
o98 max.
3 min.
B 25 556 Jump to succeding page GTO Clamping
Thermal data B25556-J3905-K003
Dielectric power dissipation PD versus repetition frequency f0
uac = 600 V uac = 540 V
Ohmic power dissipation PR versus rms current value I
RS (85 C) = 4,6 m
Permissible ambient temperature A versus total power dissipation P (Upright mounting position) Natural cooling Forced cooling 2 m/s Permissible capacitor temperature
Siemens Matsushita Components
97


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