Aluminum electrolytic capacitor
K50-80

AZHYAR. 673541.009 TU

Capacitor is used for operation in direct current and ripple current circuits, secondary power sources and converter equipment. Capacitor is available in all-climate and temperate/cold climate version. Sealed; isolated.

It is recommended to use this capacitor type as substitution for capacitors K50-18, K50-32, K50-33A, K50-37 types.




Main parameters
NameValue
Rated voltage, V 16…160
Rated capacitance, µF 680…22 000
Temporary overvoltage within 10 sec., V 1.15 UR
Capacitance tolerance (25 °C, 50 Hz), % +30…-10
Maximum operating temperature Tenv, °C +100
Minimal operating temperature Tenv, °C -60



Temperate/cold climate version

All climate version

Spacing between terminals is 12.5±0.15 mm

1 - Case
2 - Isolation sleeve
3 - Explosion-proof valve
4 - Lacquer coating



Capacitors overall dimensions and mass
UR, V 16 25 40 63 100 160
CR, µF DxH, mm
mass, g
680 35x55
75
1 000 35x80
110
2 200 35x55
75
35x80
110
3 300 35x80
110
4 700 35x55
75
35x80
110
6 800 35x55
75
35x80
110
10 000 35x55
75
35x80
110
35x80
110
15 000 35x80
110
22 000 35x80
110



Capacitor electric parameters value when delivered
CR, µF UR, V tg δ, %, 25 °C, 50 Hz, max ILEAK, µA, 25 °C, after 5 min., max Z, Ohm, 25 °C, 100kHz, max ESR, Ohm, 25 °C, 100kHz, max IR, А, 85 °C, 50 Hz, max
16 10 000 25 1 320 0.03 0.038 9.6
15 000 1 617 0.025 0.026 12.8
22 000 1 958 0.018 0.021 13.6
25 6 800 1 360 0.027 0.032 10.4
10 000 1 650 0.021 0.028 12
40 4 700 20 1 431 0.028 0.033 11.2
6 800 1 721 0.022 0.028 12.8
10 000 2 087 0.017 0.027 15.2
63 2 200 15 1 230 0.03 0.06 7.5
3 300 1 505 0.024 0.039 11.2
4 700 1 796 0.02 0.031 13.6
100 2 200 1 548 0.03 0.057 9.6
160 680 10 1 089 0.048 0.092 1.9
1 000 1 320 0.052 0.084 2.2


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, °C 40 50 60 70 85 100
KT 1.7 1.65 1.6 1.3 1 0.5


KF - IR correction factor versus frequency
F, Hz 50 100 200 300 400 500 1 000 ≥2 000
KF 1 1.25 1.4 1.48 1.51 1.54 1.58 1.6



Voltage versus temperature
  UT  
UR

T, °C



Capacitors reliability
Reliability
Operation modes
Minimal nonfailure operating time, tλ, hours Capacitor failure rate, λ, 1/hour, max
Maximum-permissible mode (UR, Tenv=85 °С) 10 000 10-6
Maximum-permissible mode (0.5UR, Tenv=100 °С) 10 000 10-6
Light mode (0.6UR, Tenv=40 °С) 100 000 10-7
Storageability
Gamma-rated time of capacitor storageability Tcy at y=95%, years, min
25



Example of reference designation for ordering:

CAPACITOR K50-80 - 63V - 3300µF (+30-10)% B AZHYAR. 673541.009 TU