Datasheet

SIR 4 sensitive 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 seperation 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 0,36 W
- Holding coil power 0,12 W
- For railway application (EN50155) on request
33 43
34 44
10000
33 43
34 44
12 23
12 22
11 24
11 21
SIR312SEN
Contact Lifetime NO-Contacts
Operations x 1000 →
Relay Key Data
SIR222SEN
Dimensions
1,9
0,7
3
3
1
10
21
5 10,5 5
3
[mm]
Ø 1,3
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
Min. pick-up voltage
at 20 °C
Drop-out voltage at
20 °C
Nominal current
in mA
5
6
9
12
18
24
48
60
3,75
4,5
6,75
9,0
13,5
18,0
36,0
45,0
≥0,5
≥0,6
≥0,9
≥1,2
≥1,8
≥2,4
≥3,6
≥4,5
72,0
60,0
40,0
30,0
20,0
15,0
7,5
6,0
Resistance in Ohm
at 20 °C
Nominal voltage
VDC
(other voltages on request)
69,4 ± 10%
100 ± 10%
225 ± 10%
400 ± 10%
900 ± 10%
1600 ± 10%
6400 ± 13%
10000 ± 15%
A1
A2
Insulation Data
30,7
2,9
5 10,5 5
3 10 3
0,4
1,9
21
A2
-
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 resitance
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 resitance 16 ms
>10 x 106 operations
15 Hz
typically 18 ms
typically 5 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
Tests, Regulations
Approvals
UL File E188953
Insulation class IEC 60664-1
Protection class II
Fire protection requirements
Sec. 3
250 VAC
VDE 0106
UL 94 / V0
Options, Accessories
PCB socket
100
DC 13: 24V
10
0,1
0,5
1,0
Switching Current (A) →
5,0
ELESTA GmbH, Heuteilstrasse 18, Fon:
CH - 7310 Bad Ragaz, Switzerland Fax:
Load Limit Curve with Direct Current
10
8
6
4
3
2
1
0,8
0,6
0,4
0,3
0,2
1
2
0,1
50
100
0
Voltage (VDC) →
1) Inductive load L/R 40 ms
2) Resistive load
150
200
250
Excitation Voltage Range
3,0
2,5
1
2,0
1,5
1,0
0,5
UB
UN 0
2
0
20
40
60
Ambient Temperature °C →
80
100
1) Max. excitation voltage with contact load: ≤6 A
(2 contacts)
2) Min. excitation voltage (guaranteed values) without
previous operation
No heat accumulation due to intrinsic heating of
other components. Continuous duty 100%.
Page 31
sensitive coil
Coil voltage
Soldering tags
Number of NC contacts
Number of NO contacts
Type designation
+41 (0)81 303 54 00
+41 (0)81 303 54 01
10
Maximal contact load AC 1 with 230 V:
2 contacts with 10 A each
3 contacts with 8,4 A each
Product Key
SIR 3 1 2 24VDC SEN
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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