SIR 10 Series
Relay Key Data
- PCB Relay with forcibly guided contacts
- Protective separation between coil/control contacts and
output contacts (>8mm) and output contacts in one row
(>8mm) as well as protective separation between left
and right contact side (>10mm)
- EN50205 type A
- Contact mounting:
SIR372 3NO / 7NC
SIR732
7NO /3NC
SIR462 4NO / 6NC
SIR822
8NO /2NC
SIR552 5NO / 5NC
SIR912
9NO /1NC
SIR642 6NO / 4NC
- Mean coil power 1.3 W
- Holding coil power 0.39 W
- For railway application (EN50155) on request
Circuit Diagram (view on relay upper side)
93
94
72
71
52
51
32
31
12
11
A1
93
94
73
74
53
54
32
31
12
11
A1
SIR732
SIR372
103 93
104 94
82 72
81 71
62 52
61 51
42 33
41 34
23 12
24 11
A2
A1
SIR462
103 93
104 94
82 73
81 74
62 52
61 51
42 32
41 31
23 12
24 11
A2
A1
SIR552
103 93
104 94
83 73
84 74
62 53
61 54
42 32
41 31
23 12
24 11
A2
103
104
83
84
63
64
43
44
23
24
SIR912
A2
A1
Contact Lifetime
103
104
83
84
62
61
42
41
23
24
10000
AC 1: 230V
Operations x 1000
1000
AC 15: 230V
DC 1: 24V
SIR642
100
DC 13: 24V
A2
Dimensions
85.5
32
20
103 93
104 94
83 73
84 74
63 53
64 54
42 33
41 34
23 12
24 11
A2
A1
SIR822
103 93
104 94
83 73
84 74
63 53
64 54
42 33
41 34
23 12
24 11
A2
A1
10
0.1
0.5
1.0
5.0
Switching Current (A)
Max. switching characteristics (DIN EN 60947-5-1,
Tab. C2):
AC 15:
230V / 5A
DC 13:
24V / 7.5A / 0.1Hz
UL 508:
C600 / R300
Maximal contact load at AC 1 with 230V:
2 contacts with 10A each
3 contacts with 8.4A each
4 contacts with 7.3A each
5 contacts with 6.5A each
6 contacts with 6A each
8 contacts with 5A each
9 contacts with 4.2A each
10
0.3
Insulation Data
- Basic insulation
at 250VAC
- Air and creepage distance
>4mm
- Test voltage
2‘500V/50Hz/1min
- Double or reinforced insulation
at 250VAC
- Air and creepage distance
>8mm
- Test voltage
4‘000V/50Hz/1min
Test voltage contact open
1‘500V/50Hz/1min
Creepage resistance
CTI 250
Pollution degree
2
Overvoltage category
III
Insulation resistance at Up 500VDC
>100MΩ
2.9
2
0.5
0.4
1
25.4 57.5 5 7.5 57.5 5 7.5 5 3.1 3.75 12.5 3.75
Ø 1.3
3.75 12.5 3.75
[mm]
Load Limit Curve with Direct Current
10
8
6
4
3
2
1
0.8
0.6
0.4
0.3
0.2
2
25.4 57.5 5 7.5 5 7.5 5 7.5 5 3.1
Contacts Data
Contact material
AgSnO
2
+0.2µm Au
Crest contact
Type of contact
Rated switching capacity
250VAC 10A AC1 2‘500VA
Electr. life AC 1(360 cycles/h)
approx.100‘000
Inrush current max.
25A for 20ms
Switching voltage range
5 to 250 VDC/VAC
10mA to 10A
Switching current range*
Switching capacity range*
60mW to 2‘500W(VA)
Contact resistance (as delivered)
≤100mΩ/6V/100mA
*Guided values
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 16ms
>10x10
6
operations
15Hz
typically 18ms
typically 5ms
typically 8ms
typically 12ms
NO > 10g
NC > 6g
NO > 8g
NC > 2.5g
1
2
Current (A)
Standard coils for direct current
(other voltages on request)
Min. pick-up voltage
at 20 °C
Drop-out voltage at
20 °C
Resistance in Ohm
at 20 °C
Nominal voltage
VDC
Nominal current
in mA
Vibration resistance
(10-200Hz)
Resistance to short circuiting contacts
1‘000A SCPD 10A gG/gL (pre-fuse)
Ambient temperature
-40°C to +70°C
Thermal Resistance
40K/W
Temperature limit for coil
125°C
Weight
ca. 60g
Mounting position
any
Type of protection
RT II
Solder bath temperature
270°C/5s
**without spark suppression
0.1
50
100
0
Voltage (VDC)
150
200
250
1) Inductive load L/R 40ms
2) Resistive load
Excitation Voltage Range
3.0
2.5
2.0
1.5
1.0
0.5
U
B
U
N
0
1
6
12
18
24
48
60
110
220
4.2
8.4
12.6
16.8
33.6
42.0
77.0
154.0
≥0.6
≥1.2
≥1.8
≥2.4
≥4.8
≥6.0
≥11.0
≥22.0
218.0
109.0
72.0
54.5
27.2
11.8
6.8
5.9
27.5 ± 10%
110 ± 10%
250 ± 10%
440 ± 10%
1‘760 ± 10%
2‘750 ± 10%
9‘250 ± 13%
37‘000 ± 15%
Tests, Regulations
Approvals
2
UL File E188953
Insulation class IEC 60664-1
Protection class II
Fire protection requirements
Sec. 3
250VAC
VDE 0106
UL 94 / V0
0
20
40
60
80
100
Ambient Temperature °C
1)
Max. excitation voltage with contact load: ≤6A
2) Min. excitation voltage (guaranteed values) without
previous operation
No heat accumulation due to intrinsic heating of other
components. Continuous duty 100%.
Options, Accessories
none available
Product Key
SIR 5 5 2 24VDC
Coil voltage
Soldering tags
Number of NC contacts
Number of NO contacts
Type designation
ELESTA relays GmbH, Heuteilstrasse 18, Fon:
CH - 7310 Bad Ragaz, Switzerland
Fax:
+41 (0)81 303 54 00
+41 (0)81 303 54 01
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06/2013
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