Owner's Manual for ELESTA relays models including: SIR312 P, SIR222 P, SIR4 Elesta PCB Mount Force Guided Relay, SIR4, Elesta PCB Mount Force Guided Relay, Mount Force Guided Relay, Force Guided Relay, Guided Relay

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Bachofen AG | ELESTA Relays with forcibly guided contacts - A428872 | purchase online


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Relays SIR4 Power Series

Features
- Relay with forcibly guided contacts according to IEC 61810-3
- Application type A - Protective separation (see insulation data) - Suitable for print mounting - Inrush current 60 A / continuous current 12 A - Contact assignment
SIR312 P: 3 NO + 1 NC, SIR222 P: 2 NO + 2 NC
Dimensions

Pin dimension c Recommended drilling on PCB
Coil data at 20 °C
Nominal power (typ.) Holding power (typ.) Coil limit temperature

1,0 x 0,4 mm Ø 1,3 mm
0,75 W 0,23 W 120 °C

Nominal voltage (VDC) Min. Pick-up voltage (VDC) Min. Drop-out voltage (VDC) Nominal current (mA) Resistance (Ohm)

5,0

3,5

0,5

151

33 (1 ± 10 %)

12,0

8,4

1,2

63

190 (1 ± 10 %)

18,0

12,6

1,8

42

432 (1 ± 10 %)

24,0

16,8

2,4

32

760 (1 ± 10 %)

48,0

33,6

4,8

16

3 050 (1 ± 10 %)

60,0

42,0

6,0

13

4 800 (1 ± 13 %)

110,0

77,0

11,0

7

16 000 (1 ± 15 %)

Excitation voltage range

Contact data Contact resistance as new (max.)

Circuit diagram (top view) 100 m

Contact data apply to contacts

11-12, 21-22, 23-24

Contact material Contact type

AgSnO2 + 0,2, ..., 0,4 m Au crown contact

Rated switching power

1 500 VA

250 V / 6 A / AC-1 (max.)

Electr. life time (0,1 Hz, rel. duty cycle 10%)

100 000

Inrush current

15 A for 20 ms

Switching voltage range

5 V, ..., 250 V DC / AC

Switching current range*

5 mA, ..., 6 A

Switching power range*

60 mW, ..., 1 500 W (VA)

Short circuit resistance**

1 000 A

with pre-fuse

SCPD 6 A gG / gL (fuse)

Electrical life, Switching capacity,

Continuous current

see SIR4 series

Contact data apply to contacts

33-34, 43-44

Contact material Contact type

AgSnO2 single contact

Rated switching power

5 760 VA

480 V / 12 A / AC-1 (max.)

Electr. life time (0,1 Hz, rel. duty cycle 10%)

250 000

Inrush current

60 A for 20 ms

Switching voltage range 5 ... 250 VDC / 5 ... 480 VAC

Switching current range*

10 mA, ..., 12 A

Switching power range*

120 mW, ..., 3 000 W (VA)

Short circuit resistance**

1 000 A

with pre-fuse

SCPD 16 A gG / gL (fuse)

* Reference values ** Prospective short-circuit current

Electrical life (NO contacts)

Insulation data

Rated insulation voltage (IEC 60664-1)

250 VAC

Basic insulation

- Air and creepage distance (min.)

4 mm

- Test voltage Double or reinforced insulation

2 500 Vrms / 1 min

- Air and creepage distance (min.)

8 mm

- Test voltage Double or reinforced insulation

4 000 Vrms / 1 min

- Air and creepage distance (min.)

10 mm

- Test voltage Open contact: Test voltage* Creepage resistance

5 000 Vrms / 1 min 1 500 Vrms / 1 min
CTI 250

Pollution degree

2

Overvoltage category

III

Insulation resistance (min.)

100 M

- Test voltage

500 VDC

* Initial value

Mechanical data

Mechanical lifetime (min.) Switching frequency (max.)

10 x 106 operations 15 Hz

Response time (NO closed) (typ.)

15 ms

Drop-out time (NC closed) (typ.)*

4 ms

Bounce time (typ.)

NO: 6 ms / NC: 12 ms

Shock resistance (16 ms) (min.)

NO: 17g / NC: 7g

Vibr. resistance (10-200 Hz) (min.) NO: 10g / NC: 4,5g

Weight

approx. 32 g

Mounting position

any

Mounting distance (min.)

5 mm

* without coil wiring

Switching capacity (IEC 61810-1)

AC-1:

240 V / 12 A MAX

AC-15:

240 V / 6 A MAX

DC-1:

24 V / 12 A MAX

DC-13:

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

Switching capacity (UL 508) Continuous current per contact at load of: 1 or 2 contacts

C600, R300 12 A MAX

Contact load limit curve (DC)

Other data
Ambient temperature Thermal resistance Protection class Solder bath temperature Test method (heating) Approvals Flammability class UL File

-40 °C, ..., +70 °C 55 K / W RT II
270 °C / 5 s A (group assembly)
cULus, TÜV UL 94 V-0
E188 953 Sec. 3

Options, Accessories

PCB socket

SRP SIR4

Other coil designs

possible

Coils accord. to EN 50155 (railway applications) possible

Test conditions: - Graph 1: Contact current 10 A MAX - Graph 2: without previous operation - Free-standing relay on PCB - Duty cycle 100%

Product key

SIR 2 2 2 P 24VDC XX

SIR 2 2 2 P 24VDC XX

Type designation Number of contacts NO Number of contacts NC Connection technology Power contacts Nominal coil voltage Options

2 = Solder terminals

ELESTA GmbH, Heuteilstrasse 18, Phone: +41 81 303 54 00 CH - 7310 Bad Ragaz, Switzerland Worldwide: www.elesta-gmbh.com

© Copyright 07/2024



References

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