INSULATION MONITORING - Contrel elettronica

Catalogue INSULATION MONITORING

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RI-R4SN series

INSULATION MONITORING /ERSIONS FOR NETWORK ac/dc MAX 48 V

ELECTRIC CHARACTERISTICS

■ I


	Auxiliary supply voltage	24 V or 48 V 50-60 Hz ± 20 % or dc ± 20 %
	Self-consumption	3 VA MAX
	Network voltage	24 48 Vac/dc +10 %
	Measuring voltage	24 V MAX
	Measuring current	0.5 mA MAX
	Internal impedance	100 kohm
	Tripping threshold	RI-R48 adjustable 10 50 kohm by potentiometer suppliers RI-R48N adjustable 10 60 kohm by micro switches RI-F48 fixed 10 kohm

Tripping late Signalling and operators Output

Working temperature

Storing temperature

Relative humidity

Insulation test

Assembling position

Connection type

Protection's degree

Mounting according with DIN 50022

Weight

Standard reference

about 1 second led ON - led TRIP

buttons TEST and RESET (only model RI-R48 / RI-R48N) relay switch contact NO-C-NC MAX 5 A 250 Vac

- 10 ...+ 60 °C

- 20 ...+ 70 °C < 90 %

3 kV 60 sec / 4 kv imp. 1,2 / 50 [is indifferent

by screw terminals - wire section MAX 4 mm²

IP 40 frontal with cap - IP 20 case

easy connection snap on DIN rail 35 mm / 3 modules of 17.5 mm

approximately 300 g

CEI-EN 61010-1 / CEI-EN 61557-8 / VDE0413 part.8 / CEI-EN 61326-1

WIRING DIAGRAMS - LEGENDA

AUXILIARY SUPPLY - TERMINALS 1-3

Auxiliary supply could be taken from under-control network.

RI-F48 / RI-R48 / RI-R48N

Vaux

INSULATION MONITORING - TERMINALS 1-9

Terminals have to be connected between under-control network and measure's referring earth.

Maximum voltage applicable between these terminals is 48 V

CONNECTION OUTPUT RELAY - TERMINALS 6-7-8

Connection for remote signal by relays with switch free from voltage, max 5 A 250 V on resistive load.

Eventual connection for automatic or remote RESET

(only for models RI-R48 and RI-R48N), connect a button NC

between terminals 4 and 10.


	3 14		6	LU	8 19		10
AUX1	AUX2 RESET	TEST	OUT-NC OUT-C OUT-NO			IL.	RESET

CARICO

-o-

Eventual connection for remote TEST

(only for models RI-R48 and RI-R48N), connect a button NO

between terminal 5 and earth's conductor PE

LINEA ISOLATA max 48Vca/cc