Datasheet

SIR 4 Series
Circuit Diagram (view on relay upper side)
- PCB Relay with forcibly guided contacts
- Protective separation between coil/control contacts
(>10 mm) as well as protective separation between the
output contacts themselves (>8 mm)
- EN50205 type A
- Contact mounting: SIR312
3 NO / 1 NC
SIR222
2 NO / 2 NC
- Small external dimensions
- Nominal coil power 0,6 W
- Holding coil power 0,18 W
- Coils for railway applications (EN 50155) on request
33 43
34 44
33 43
34 44
12 23
12 22
11 24
11 21
SIR312
Contact Lifetime NO-Contacts
10000
Operations x 1000 →
Relay Key Data
SIR222
Dimensions
A2
A1
A2
2,9
0,7
30,7
Insulation Data
0,4
1,9
21
3
3 10 3
5 10,5 5
1,9
Ø 1,3
21
5 10,5 5
3
1
10
3
[mm]
3
Contact Data
Contact material
AgSnO2 + 0,2 μm Au
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
Drop-out voltage at
20 °C
Nominal current
in mA
Resistance in Ohm
at 20 °C
5
6
12
18
24
48
60
110
Min. pick-up voltage
at 20 °C
Nominal voltage
VDC
(other voltages on request)
3,5
4,2
8,4
12,6
16,8
33,6
42,0
77,0
≥0,5
≥0,6
≥1,2
≥1,8
≥2,4
≥4,8
≥6,0
≥11,0
121,0
100,0
50,0
33,3
25,2
12,6
10,0
5,5
41 ± 10%
60 ± 10%
240 ± 10%
540 ± 10%
950 ± 10%
3800 ± 10%
6000 ± 13%
20000 ± 15%
- 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 oopen
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
Response time (all NO closed)
Drop-out time** (all NC closed)
Bounce time of NO contact
Bounce time of NC contact
Shock resistance 16 ms
>10 x 106 operations
15 Hz
typically 15 ms
typically 4 ms
typically 6 ms
typically 12 ms
NO > 10g
NC > 6g
Vibration resistance
NO > 5g
(10-200 Hz)
NC > 1,5g
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. 30 g
Mounting position
any
Type of protection
RT II
Solder bath temperature
270°C / 5 s
**without spark suppression
Approvals
UL File E188953
Insulation class IEC 60664-1
Protection class II
Fire protection requirements
100
DC 13: 24V
10
0,1
0,5
1,0
Switching Current (A) →
Sec. 3
250 VAC
VDE 0106
UL 94 / V0
Options, Accessories
5,0
Load Limit Curve with Direct Current
10
8
6
4
3
2
1
1
0,8
0,6
0,4
0,3
0,2
0,1
0
2
50
100
150
Voltage (VDC) →
1) Inductive load L/R 40 ms
2) Resistive load
2,5
2,0
1
1,5
1,0
2
0
20
40
60
Ambient Temperature °C →
No heat accumulation due to intrinsic heating of
other components. Continuous duty 100%.
24VDC
+41 (0)81 303 54 00
+41 (0)81 303 54 01
80
100
1) Max. excitation voltage with contact load: ≤6 A
2) Min. excitation voltage (guaranteed values) without
previous operation
Coil voltage
Soldering tags
Number of NC contacts
Number of NO contacts
Type designation
ELESTA GmbH, Heuteilstrasse 18, Fon:
CH - 7310 Bad Ragaz, Switzerland Fax:
250
3,0
Product Key
SIR 3 1 2
200
Excitation Voltage Range
Page 31
PCB socket
10
Maximal contact load at AC 1 with 230 V:
2 contacts with 10 A each
3 contacts with 8,4 A each
0,5
UB
UN 0
Tests, Regulations
DC 1: 24V
AC 15: 230V
Maximal switching characteristics (DIN EN60947-5-1,
Tab. C2)
AC 15:
230 V / 5 A
DC 13:
24 V / 7,5 A / 0,1 Hz
UL 508:
C600 / R300
Current (A) →
A1
16
46,4
AC 1:230V
1000
© Copyright
11/2014
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