RU Series

Relays

E-10

www.idec.com

USA: (800) 262-IDEC or (408) 747-0550, Canada: (888) 317-IDEC

E

RU2S Standard

RU2S-D with Diode

RU4S/RU42S Standard

RU4S-D/RU42S-D with Diode

Internal Circuit*

(14)A2

(13)A1

(12)41

(9)11

(8)44

(5)14

(4)42

(1)12

Over 24V AC/DC

24V AC/DC or less

(13)A1

(14)A2

(1)12

(4)42

(5)14

(8)44

(9)11

(12)41

(1)12

(4)42

(5)14

(8)44

(9)11

(12)41

(13)A1

(14)A2

Over 24V DC

(14)A2

(13)A1

24V DC or less

(12)41

(9)11

(8)44

(5)14

(4)42

(1)12

Over 24V AC/DC

(1)12 (2)22

(3)32 (4)42

(5)14 (6)24

(7)34 (8)44

(9)11 (10)21 (11)31 (12)41

(13)A1

(14)A2

(14)A2

(13)A1

24V AC/DC or less

(12)41

(11)31

(10)21

(9)11

(8)44

(7)34

(6)24

(5)14

(4)42

(3)32

(2)22

(1)12

(14)A2

24V DC or less

(14)A2

(13)A1

(12)41

(11)31

(10)21

(9)11

(8)44

(7)34

(6)24

(5)14

(4)42

(3)32

(2)22

(1)12

Over 24V DC

(1)12 (2)22

(3)32 (4)42

(5)14 (6)24

(7)34 (8)44

(9)11 (10)21 (11)31 (12)41

(13)A1

Image as viewed from bottom of relay. Refer to socket for exact

wiring layout (Section F)

.

Electrical Life Curves

DC110V

10

1000

100

DC30V

AC250V

1

10

5

1

0.5

0.1

50

500

Load Current (A)

DC110V

AC250V

DC30V

Load Current (A)

500

50

0.1

0.5 1

5 10

1

100

1000

10

DC

L/R=7ms

AC

COS

=0.3

RU2 (Resistive Load)

RU2 (Inductive Load)

DC110V

Load Current (A)

DC30V

AC250V

6

3

1

0.5

0.1

10

100

1

50

500

6

DC110V

0.1

0.5 1

3

AC250V

DC30V

Load Current (A)

DC

L/R=7ms

AC

COS

=0.3

500

50

1

100

1000

10

DC110V

AC250V

DC30V

Load Current (A)

500

50

1

100

10

0.1

0.5 1

3

6

0.02

DC

L/R=7ms

AC

COS

=0.3

DC110V

DC30V

AC250V

10

100

1

50

500

RU4 (Inductive Load)

RU42 (Inductive Load)

RU4 (Resistive Load)

RU42 (Resistive Load)

1000

Load Current (A)

0.1

0.5 1

3

6

0.02

Numbers not in parenthesis follow international system

of labeling terminals.