© Copyright

11/2014

ELESTA GmbH, Heuteilstrasse 18,

CH - 7310 Bad Ragaz, Switzerland

Fon:

+41 (0)81 303 54 00

Fax:

+41 (0)81 303 54 01

Circuit Diagram (view on relay upper side)

SIR332

A1

A2 A1

A2 A1

A2

SIR512

SIR422

5363

64

54

32

3141

42

33

34 41

42

33

34 44

43

12

11 24

23

12

11 24

23

12

11 24

23

53 63

64

54

53 63

64

54

Insulation Data

- Basic insulation

at 250 VAC

- Air and creepage distance

>4 mm

- Test voltage

2500 V / 50 Hz / 1 min

- Double or reinforced insulation

at 250 VAC

- Air and creepage distance

>8 mm

- Test voltage

4000 V / 50 Hz / 1 min

- Double or reinforced insulation

at 250 VAC

- Air and creepage distance

>10 mm

- Test voltage

5000 V / 50 Hz / 1 min

Test voltage contact open

1500 V / 50 Hz / 1 min

Creepage resistance

CTI 250

Pollution degree

2

Overvoltage category

III

Insulation resistance at Up 500 VDC

>100 MΩ

Additional Data

Mechanical endurance

Switching frequency, mechanical

15 Hz

Response time (all NO closed)

typically 15 ms

Drop-out time** (all NC closed)

typically 4 ms

Bounce time of NO contact

typically 6 ms

Bounce time of NC contact

typically 12 ms

Shock resistance 16 ms

NO > 10g

NC > 6g

Vibration resistance

NO > 5g

(10-200 Hz)

NC > 2g

Resistance to short circuiting contacts

1000 A SCPD 10 A gG / gL (pre-fuse)

Ambient temperature

-40°C to +70°C

Thermal Resistance

55 K / W

Temperature limit for coil

120°C

Weight

ca. 35 g

Mounting position

any

Type of protection

RT II

Solder bath temperature

270°C / 5 s

**without spark suppression

Tests, Regulations

Approvals

UL File E188953

Sec. 3

Insulation class IEC 60664-1

250 VAC

Protection class II

VDE 0106

Fire protection requirements

UL 94 / V0

Options, Accessories

PCB socket

Product Key

SIR 4 2 2 24VDC

Coil voltage

Soldering tags

Number of NC contacts

Number of NO contacts

Type designation

Contact Lifetime NO-Contacts

AC 1:230V

AC 1:230V

DC 1: 24V

DC 1: 24V

AC 15: 230V

AC 15: 230V

DC 13: 24V

DC 13: 24V

10000

1000

100

10

0,1

0,5

1,0

5,0

10

Max. switching characteristics (DIN EN 60947-5-1,

Tab. C2):

AC 15:

230 V / 5 A

DC 13:

24 V / 7,5 A / 0,1 Hz

UL 508:

C600 / R300

Maximal contact load at AC 1 with 230 V:

2 contacts with 10 A each

3 contacts with 8,4 A each

4 contacts with 7,3 A each

5 contacts with 6 A each

Load Limit Curve with Direct Current

1)

0

0,1

0,2

0,3

0,4

0,6

0,8

1

2

3

4

6

8

10

50

100

150

200

250

1

2

Inductive load L/R 40 ms

2) Resistive load

Excitation Voltage Range

1)

0

0

0,5

1,0

1,5

2,0

2,5

3,0

20

40

60

80

100

1

2

Max. excitation voltage with contact load: ≤6 A

2) Min. excitation voltage (guaranteed values) without

previous operation

No heat accumulation due to intrinsic heating of other

components. Continuous duty 100%.

Switching Current (A) →

Voltage (VDC) →

Ambient Temperature °C →

Relay Key Data

- PCB Relay with forcibly guided contacts

- Protective separation between coil/control contacts and

output contacts (>10 mm) as well as protective separa-

tion between the output contacts themselves (>8 mm)

- EN50205 type A

- Contact mounting:

SIR332

3 NO / 3 NC

SIR422

4 NO / 2 NC

SIR512

5 NO / 1 NC

- Small external dimensions

- Nominal coil power 0,75 W

- Holding coil power 0,22 W

- For railway application (EN50155) on request

Dimensions

[mm]

58,9

1,9

0,4

21

5

5 7,5

3

10,5

5

16

3

3

10

1

1,9

21

5 10,5 5

5

7,5

3

Ø 1,3

Contacts Data

Contact material

Type of contact

Crest contact

Rated switching capacity

250 VAC 10 A AC1 2500 VA

Electr. life AC 1(360 cycles / h)

approx.100000

Inrush current max.

25 A for 20 ms

Switching voltage range

5 to 250 VDC / VAC

Switching current range*

10 mA to 10 A

Switching capacity range*

60 mW to 2500 W(VA)

Contact resistance (as delivered)

≤100 mΩ / 6 V / 100 mA

*Guided values

Standard coils for direct current

(other voltages on request)

5

3,5

≥0,5

151,0

33 ± 10%

6

4,2

≥0,6

125,0

48 ± 10%

12

8,4

≥1,2

63,1

190 ± 10%

18

12,6

≥1,8

41,6

432 ± 10%

24

16,8

≥2,4

31,5

760 ± 10%

48

33,6

≥4,8

15,7

3050 ± 10%

60

42,0

≥6,0

12,5

4800 ± 13%

110

77,0

≥11,0

6,8

16000 ± 15%

SIR 6 Series

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