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REK81

This is a low-current, electromagnetic, monostable, not polarized, hermetic, subminiature relay with two change-over contacts, designed for switching DC & AC electrical circuits with frequency to 10000 Hz;

manufactured in accordance with state standard 16121-86 and ИДЯУ.647611.001 ТУ.

Environmental ratings: cold temperate and humidity conditions. Models for space, military and general industry purposes are also available.

How to order: Relay REK 80 ИДЯУ.647611.002-01 ИДЯУ.647611.002 ТУ with a symbol «◊».

Technical Parameters

Table 1

Type	Model	Rated voltage, V	Operate resistance/release resistance, Ohm	R, Ом	Contact resistance, Ohm, not more
REK 80	ИДЯУ.647611.002-00	27±2,7	14,2/2,21		0,5
REK 80 В	ИДЯУ.647611.002-20
REK 81	ИДЯУ.647611.002-40
REK 81 В	ИДЯУ.647611.002-60
REK 80	ИДЯУ.647611.002-01	15±1,5	8,5/1,43	610±61	0,5
REK 80 В	ИДЯУ.647611.002-21
REK 81	ИДЯУ.647611.002-41
REK 81 В	ИДЯУ.647611.002-61
REK 80	ИДЯУ.647611.002-02	6,3±0,63	3,4/0,58	105±10,5	0,5
REK 80 В	ИДЯУ.647611.002-22
REK 81	ИДЯУ.647611.002-42
REK 81 В	ИДЯУ.647611.002-62
REK 80	ИДЯУ.647611.002-03	4,4±0,4	2,35/0,48	55±5,5	0,5
REK 80 В	ИДЯУ.647611.002-23
REK 81	ИДЯУ.647611.002-43
REK 81 В	ИДЯУ.647611.002-63
REK 80	ИДЯУ.647611.002-04	3±0,3	1,7/0,35	30±3	0,5
REK 80 В	ИДЯУ.647611.002-24
REK 81	ИДЯУ.647611.002-44
REK 81 В	ИДЯУ.647611.002-64
REK 80	ИДЯУ.647611.002-05	27±2,7	15,2/2,0		0,5
REK 80 В	ИДЯУ.647611.002-25
REK 81	ИДЯУ.647611.002-45
REK 81 В	ИДЯУ.647611.002-65
REK 80	ИДЯУ.647611.002-10	27±2,7	14,2/2,21		0,25
REK 80 В	ИДЯУ.647611.002-30
REK 81	ИДЯУ.647611.002-50
REK 81 В	ИДЯУ.647611.002-70
REK 80	ИДЯУ.647611.002-11	15±1,5	8,5/1,43	610±61	0,25
REK 80 В	ИДЯУ.647611.002-31
REK 81	ИДЯУ.647611.002-51
REK 81 В	ИДЯУ.647611.002-71
REK 80	ИДЯУ.647611.002-12	6,3±0,63	3,4/0,58	1 05±10,5	0,25
REK 80 В	ИДЯУ.647611.002-32
REK 81	ИДЯУ.647611.002-52
REK 81 В	ИДЯУ.647611.002-72
REK 80	ИДЯУ.647611.002-13	4,4±0,4	2,35/0,48	55±5,5	0,25
REK 80 В	ИДЯУ.647611.002-33
REK 81	ИДЯУ.647611.002-53
REK 81 В	ИДЯУ.647611.002-73
REK 80	ИДЯУ.647611.002-14	3±0,3	1,7/0,35	30±3	0,25
REK 80 В	ИДЯУ.647611.002-34
REK 81	ИДЯУ.647611.002-54
REK 81 В	ИДЯУ.647611.002-74
REK 80	ИДЯУ.647611.002-15	27±2,7 ◊	15,2/2,0		0,25
REK 80 В	ИДЯУ.647611.002-35
REK 81	ИДЯУ.647611.002-55
REK 81 В	ИДЯУ.647611.002-75

Technical Specifications

Table 2

Operate time, ms, not more	2/1,5
Insulation resistance between electrical circuits, MOhm, not less - at normal ambient temperature - at a maximal operating temperature - at a higher humidity, frost-dew, dew - in conditions of salt fog, mold fungi, static dust (REK 80В, -81В)	200 20 10 10
Electrical insulation strength between relay circuits and package (effective value of test voltage), V - at normal ambient temperature - at a higher humidity, frost-dew, dew - in conditions of salt fog, mold fungi, static dust (REK 80В, - 81В)	200 150 150
Leakage rate of tracer gas : - for relays without symbol «◊», m^{3 Pa} с^-1 (l ×mcm of Mercury ×с^-1), not more - for relays with symbol «◊», m^{3 Pa} с^-1 (l ×mcm of Mercury ×с^-1), not more	666,6·10^-8 (5·10^-2 ) 666,6·10^-11 (5·10^-5 )
External Dimensions (with terminals), mm	10,6х5,5х11(15,7)
Weight, g, not more	2,1

Switching Modes

Table 3

Model	Switching range		Current type	Form of load	Switching frequency, Hz	Number of switching cycles
Model	I, А	U, V	Current type	Form of load	Switching frequency, Hz	∑	t = 85°С
ИДЯУ.647611.002 -10…-15, -30…-35, -50…-55,-70…75	5·10^-6-0,01	0,05-10	Сonst	Active	10	1,5·10⁵	0,75·10⁵
	0,001-0,10	0,05-36		Active	10	10⁵	0,5·10⁵
	0,001–0,10	0,05-36		Inductive t≤0,005	7	8·10⁴	4·10⁴
	5 10^-6-0,01	0,05-10	Var (50-10000) Hz	Active	10	10⁵	0,5·10⁵
	0,001-0,1	0,05-36	Var (50-10000) Hz		7	4·10⁴	2·10⁴
ИДЯУ.647611.002 -00…-05, -20…-25, -40…-45,-60…-65	0,01-0,25	6-36	Const		10	10⁵	0,5·10⁵
	0,25-0,5	6-36			10	5·10⁴	2,5·10⁴
	0,50-1,00	6-36			1	0,5·10⁴	0,25·10⁴
	0,01-0,15	6-60эфф	Var (50-10000) Hz		10	10⁵	0,5·10⁵
	0,05-0,15	6-36	Const	Inductive t≤0,015 с	3	2,5·10⁴	1,25·10⁴
	0,15-0,25	6-36			3	12,5·10³	0,25·10³
	0,25-0,50	6-36			1	5·10³	2,5·10³
	0,01-0,25	6-44 эфф	Var (50-10000) Hz	Active	7	4·10⁴	2·10⁴
	0,25-0,50	6-44 эфф			5	5·10⁴	2,5·10⁴
	0,5-1,0	6-44 эфф			1	2·10³	10³
	0,5-1,0	6-30	Const		1	10⁴	0,5·10⁴

Schematic Circuit Diagram	External Dimensions
REK 80, REK 81	REK 80	REK 81

Operating Conditions

Table 4

Ambient temperature, °С - for models ИДЯУ.647611.002-00, -05, -10, -15, -20, -25, -30,-35, -40, -45, -50, -55, -60, -65, -70, -75); - for models ИДЯУ.647611.002-02, -012 -22, -32, -42, -52, -62, -72); - for other models	from minus 60 to plus 125 from minus 60 to plus 100 from minus 60 to plus 85
Relative humidity at t≤35 °С, %	to 98
Atmospheric pressure, Pa, (mm of Mercury)	1,33-10^-6… 303•10⁵ (10^-8…2280)
Sinusoidal vibration: - over 0,5 to 10Hz - over 10 to 55Hz - over 55 to 4000Hz	with acceleration amplitude 20 m/sec² (2g) with travel range to 2 mm with acceleration amplitude 200 m/sec² (20g)
Mechanical shocks, duration (1-20 ms): - single - multiple	2 shocks with acceleration to 5000 m/sec² (500g) 9 shocks with acceleration to 1500 m/sec² (150g) 4000 shocks with acceleration to 750 m/sec² (75g)
Linear acceleration	to 1500 m/sec² (150g)