K50-84

Aluminum electrolytic capacitor

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+7 (34147) 2-99-89

AZHYAR. 673541.013 TU

Low impedance capacitors with radial screw terminals. 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.

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Main parameters

Name	Value
Rated voltage, V	16…100
Rated capacitance, µF	1 500…100 000
Temporary overvoltage within 10 sec., V	1.15 UR
Capacitance tolerance (25 °C, 50 Hz), %	+30…-10; ±20
Maximum operating temperature Tenv, °C	+100
Minimal operating temperature Tenv, °C	-60

Temperate/cold climate version

All climate version

A – spacing between terminals

1 – Insulating cover
2 – Explosion proof valve
3 – Paintwork
4 – Screw BM5-6g
5 – Washer 5.65

D, mm	A, mm
35	12.5±0.15
50	22.5±0.15
65	28.5±0.15

Capacitors overall dimensions and mass

UR, V	16	25	40	63	100
CR, µF	DxH, mm mass, g
1 500					35x55 80
3 300					35x105 135
4 700					50x80 300
10 000				50x80 300	65x80 450
15 000				65x80 450	65x105 600
22 000		35x105 135	50x80 300	65x105 600
33 000	35x105 135	50x80 300	65x80 450
47 000	50x80 300	65x80 450	65x105 600
68 000	65x80 450	65x105 600
100 000	65x105 600

Capacitors reliability

Reliability Operation modes	Minimal nonfailure operating time, t_λ, hours	Capacitor failure rate, λ, 1/hour, max
Maximum-permissible mode (UR, Tenv=85 °С)	10 000	10^-5
Maximum-permissible mode (0.6UR, Tenv=100 °С)	5 000	2 x 10^-5
Light mode (0.6UR, Tenv=60 °С)	100 000	5 x 10^-7
Light mode (0.6UR, Tenv=40 °С)	200 000	5 x 10^-8
Storageability Gamma-rated time of capacitor storageability Tcy at y=95%, years, min	25

Capacitor electric parameters value when delivered

UR, V	CR, µF	tg δ, %, 25 °C, 50 Hz, max	ILEAK, µA, 25 °C, after 5 min., max	Z, Ohm, 25 °C, 20kHz, max	ESR, Ohm, 25 °C, 100Hz, max	IR, А, 85 °C, 50 Hz, max
16	33 000	25	2 398	0.043	0.017	14.0
	47 000		2 862	0.041	0.015	16.7
	68 000		3 442	0.039	0.013	21.0
	100 000		4 174	0.038	0.010	27.7
25	22 000		2 447	0.039	0.028	9.5
	33 000		2 997	0.038	0.026	12.6
	47 000		3 577	0.027	0.020	16.0
	68 000		4 303	0.026	0.017	21.4
40	22 000	20	3 096	0.036	0.015	12.9
	33 000		3 791	0.034	0.013	17.3
	47 000		4 525	0.028	0.010	23.9
63	10 000	15	2 619	0.038	0.018	13.2
	15 000		3 208	0.032	0.015	16.0
	22 000		3 885	0.029	0.012	19.6
100	1 500		1 278	0.110	0.083	5.6
	3 300		1 896	0.059	0.037	9.0
	4 700		2 263	0.056	0.029	10.2
	10 000		3 300	0.045	0.018	15.0
	15 000		4 042	0.036	0.016	19.6

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”)