Leading manufacturer of capacitors in Russia

3, Kalinin Str., Sarapul

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K50-90

Aluminum electrolytic capacitor

elecond-market@elcudm.ru
+7 (34147) 2-99-89
Конденсатор алюминиевый К50-90
AZHAR.673541.018 TU
Are highly-reliable polar, radial screw capacitors, polar sealed radial screw capacitor type in isolated and non-isolated case is used for operation in direct current and ripple current circuits, secondary power sources and converter equipment.

Find out about delivery times, product costs or just ask a question

Find out about delivery times, product costs or just ask a question

Main parameters

NameValue
Rated voltage, V250…450
Rated capacitance, µF100…680
Temporary overvoltage within 10 sec., V1.15 UR (UR=250)
1.1 UR (UR>250)
Capacitance tolerance (25 °C, 50 Hz), %+50…-20; ±20
Maximum operating temperature Tenv, °C+85
Minimal operating temperature Tenv, °C-40

Capasitor physical configuration

All climate
(Isolated)
Temperate/cold climate
version (Nonisolated)
1 – Screw BM5-6g
2 – Washer 5.65
3 – Jumper for discharge
4 – Explosion proof valve
5 – Insulating gasket
6 – Enameling
7 – Insulating tube
D, mmA, mm
3512.5
5022

Capacitors reliability

Reliability Operation modesMinimal nonfailure operating
time, tλ, hours
Capacitor failure rate,
λ, 1/hour, max
Maximum-permissible mode (UR, Tenv=85 °С)10 00010-5
Light mode (0.5UR, Tenv=60 °С)50 00010-6
Light mode (0.5UR, Tenv=50 °С)100 00010-7
Storageability
Gamma-rated time of capacitor storageability Tcy at y=99.5%, years, min
25

Dimension sizes and capacitor electric parameters value when delivered

UR, VCR, µFSize DxH, mmtg δ, %, 25°C, 50 Hz, maxILEAK, µA, 25°C, after 5 min., maxMass, g, maxZ, Ohm, 25°C, 100kHz, maxIR, А, 85°C, 50 Hz, max
25068035x60251 3791500.950.7
50х45120
35015035x40608852.301.2
22035x457941201.351.3
33035x501 0531400.751.4
47035x601 3481501.6
50x45
40010035x40504855.801.7
15035x456671203.101.8
22035x508711401.801.9
33035x601 1561501.552.2
50x45
47035x801 4801600.902.8
50x50185
45010035x455461206.551.3
15035x507241403.501.4
22035x609461503.401.6
50x45
33035х801 2551601.752.0
50х50185
Ripple current effective value
versus temperature and frequency can be found from the formula IRO = IR x KT x KF, where

IR– allowable ripple current at 85 °C, 50 Hz (See Table “Capacitor electric parameters”)

KT - IR correction factor versus temperature

Tenv, °C254050607085
KT1.431.371.311.251.171.0

KF - IR correction factor versus frequency

F, Hz501003006001 00010 000≥50 000
KF11.251.51.631.691.882.0

Example of reference designation for ordering

CAPACITOR K50-90 – 450V – 330µF (+50 -20)% (35×80) I AZHYAR.673541.018 TU
CAPACITOR K50-90 – 250V – 680µF ±20% (50×45) I B AZHYAR.673541.018 TU
CAPACITOR K50-90 – 450V – 220µF ±20% (50×45) AZHYAR.673541.018 TU
CAPACITOR K50-90 – 400V – 470µF ±20% (50×50) B AZHYAR.673541.018 TU

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Additional Information
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Leading manufacturer of capacitors in Russia
3, Kalinin Str., Sarapul, Udmurt Republic, Russia, 427968
TIN 1827003592
OGRN 1021800993752
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