SIR 8 Series
Relay Key Data
- PCB Relay with forcibly guided contacts
- Protective separation between coil and output contacts
(>10mm) and contacts in one row (>8mm) as well as
protective separation between left and right contact side
(>10mm)
- EN50205 type A
- Contact mounting:
SIR262 2NO / 6NC
SIR352
3NO /5NC
SIR442 4NO / 4NC
SIR532
5NO /3NC
SIR622 6NO / 2NC
SIR712
7NO /1NC
- Small external dimensions
- 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)
73 83
74 84
52 62
51 61
32 42
31 41
12 22
11 21
A1
SIR262
A2 A1
73 83
74 84
52 62
51 61
32 42
31 41
12 23
11 24
SIR352
A2 A1
73 83
74 84
53 63
54 64
Contact Lifetime
10000
AC 1:230V
12 22
11 21
SIR442
A2
Operations x 1000
32 42
31 41
1000
AC 15: 230V
DC 1: 24V
100
DC 13: 24V
73 83
74 84
53 63
54 64
33 42
34 41
12 22
11 21
73 83
74 84
53 63
54 64
33 43
34 44
12 22
11 21
A2 A1
SIR622
A2 A1
73 83
74 84
53 63
54 64
33 43
34 44
13 22
14 21
SIR712
A2
Dimensions
85.5
32
20
A1
SIR532
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
10
Insulation Data
0.3
0.4
37.9
0.5
1
5 7.5 57.5 5 7.5 5
3.1 3.75 12.5 3.75
Ø 1.3
[mm]
- Double or reinforced insulation
at 250VAC
- Air and creepage distance
>8mm
- Test voltage
4‘000V/50Hz/1min
- Double or reinforced insulation
at 250VAC
- Air and creepage distance
>10mm
- Test voltage
5‘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
3.75 12.5 3.75
2.9
2
Load Limit Curve with Direct Current
10
8
6
4
3
2
1
0.8
0.6
0.4
0.3
0.2
2
37.9
5 7.5 5 7.5 5 7.5 5
3.1
Contacts Data
Contact material
AgSnO
2
+0.2µm Au
Type of contact
Crest 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 15ms
typically 4ms
typically 6ms
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)
-40°C to +70°C
Ambient temperature
Thermal Resistance
40K/W
Temperature limit for coil
125°C
Weight
ca. 60g
Mounting position
any
Type of protection
RT II
270°C/5s
Solder bath temperature
**without spark suppression
1) Inductive load L/R 40ms
2) Resistive load
0.1
50
100
0
Voltage (VDC)
150
200
250
Excitation Voltage Range
3.0
2.5
2.0
1.5
1.0
0.5
U
B
U
N
0
1
2
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
0
20
40
60
80
100
UL File E188953
Insulation class IEC 60664-1
Protection class II
Fire protection requirements
Sec. 3
250VAC
VDE 0106
UL 94 / V0
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 3 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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