RPS20

This is a low-current, electromagnetic, polarized, bistable, not hermetically sealed, two-position relay with two change-over
contacts;

designed for switching DC & AC electrical circuits with frequency to 400Hz;

manufactured according to GOST 16121-86 and РСО.452.055 ТУ.

Ordering data: Relay RPS20 PС4.521.753 РСО.452.055 ТУ.

Table 1

Model	Rated Voltage, V	Coil Resistance, Ohm	Operate Voltage, V		Contact Resistance, Ohm, not more
Model	Rated Voltage, V	Coil Resistance, Ohm	Delivery Time	Operation Process	Contact Resistance, Ohm, not more
РС4.521.751					1,0 when U=V I=mA
РС4.521.752
РС4.521.753
РС4.521.754
РС4.521.756					0,25 when U=V I=mA
РС4.521.757					1,0 when U=V I=mA
РС4.521.758
РС4.521.759
РС4.521.760					0,25 when U=V I=mA
РС4.521.761
РС4.521.762
РС4.521.763

Table 2

Operate Time, ms, not more	10
Electrical Insulation Strength between Electrical Circuits and between Electrical Circuits and Pack- age, (effective value), V: - at normal ambient temperature; - in conditions of a higher humidity; - at atmospheric under-pressure;	500 300 180
Insulation Resistance between Electrical Circuits and between Electrical Circuits and Package, mOhm, not less: - at normal ambient temperature (coil is de-energised) - at maximal temperature (after coil voltage test) - in conditions of a higher humidity	200 20 10
Weight, g, not more	20

Table 3

Switching range		Form of load	Current type	Switching Frequency, Hz, not more	Number of Switchin Cycles
I, А	U, V				At Normal Temperature	At Maximum Temperature >0°C
0,08-2	6-34	Active	Const	3	10⁴	0,25·10⁴
2-3	6-27
0,05-0,5	12-115		var 50-400Hz
0,5-10	12-115			0,5
0,04-0,15	6-34	Inductive τ< 15 ms	Const	3
0,15-1,00	6-34			1
0,05-0,5	12-115	Inductive cos φ < 0,3 ms	Var 50-400 Hz	1	0,5·10⁴	0,125·10⁴
5·10⁶-0,001	0,05-10*	Active	Const & var 50-400 Hz	3	10⁴	0,25·10⁴
0,001-0,01	3-32		Const
0,01-0,1	10-32
0,001-0,05	5-115		var 50—400 Hz

* - 5кОм ≤ Rнагрузки ≤500кОм

Schematic Circuit Diagram	Terminal Position	External Dimensions

Table 4

Ambient temperature, °С	from minus 60 to plus 60
Air Pressure, mm of Mercury	10-6… 7,8•10²
Relative humidity at 40 °С, %	to 98
Vibration loads: - over 5 to 50Hz - over 50 to 600Hz - over 600 to 2000Hz	with amplitude 1,0 мм with acceleration to 120 m/sec² (12g) with acceleration to100 m/sec² (10g)
Shock loads: - single shocks - multiple shocks	9 shocks with acceleration 1470 m/sec² (150g) 4000 shocks with acceleration to 750 m/sec² (75g) or 10000 shocks with acceleration to 343 m/sec² (35g)
Shock Resistance	shocks with acceleration to 750 m/sec² (75g)