Data sheet SIF312

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312 8A 53
SIF r. 3010
SIF 4 Contacts
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Relay data
General data
- PCB relay with forcibly guided contacts
- Protective separation between coil and
contacts (> 5.5 mm) and contacts side by
side (> 5.5 mm)
- EN 50205 type A
- Double and reinforced insulation
- SMD arrangement below relay possible
- Contact mounting:
SIF312 3AK/1RK
- Compact height: only 10.9mm
- Mean coil power 0.70W (holding power
0.21W)
Circuit diagram (view on relay upper side)
2,9
1,5
15,4
7,5
7,5 7,5
1
4,2
1,6
5,1
3,1
4,2
3,1
28,3
3
1,
15,8
18,2
10,5
6,4
4,2
21
23,2
Ø
7,6
3,1
4,8
[mm]
Contact material
AgCuNi + 0.2 µm Au
type of contact single contact with notched crown
Rated switching capacity 250VAC 8A AC1 2‘000VA
Electr. life AC1 (360 S/h)
approx.100‘000
Inrush current max
30A for 20ms
Switching voltage range
5 to 440VDC/VAC
Switching current range*
5mA to 8A
Switching capacity range* 60mW to 2‘000W (VA)
Contact resistance (as delivered)
< 100mΩ
* Guide values
Nominal voltage
VDC
Min. pick-up
voltage at 20°C
VDC
Drop-out voltage
at 20 °C
VDC
Nominal current
in mA
Resistance in
Ohm at 20 °C
Tolerance in %
Standard coils for direct current (examples)
other voltages on request
5
12
18
20
24
48
60
< 3.5
< 8.4
< 12.6
< 14.0
< 16.8
< 33.6
< 42.0
> 0.5
> 1.2
> 1.8
> 2.0
> 2.4
> 4.8
> 6.0
140.0
58.5
39.1
35.0
29.2
14.6
11.7
35.7
205
460
570
820
3‘280
5‘100
± 10
± 10
± 10
± 10
± 10
± 10
± 13
Ordering example
SIF 3 1 2 24VDC
Coil voltage
Soldering tags
Number of NC contacts
Number of NO contacts
Type designation
24
11
12
A1
A2
No. of operations x 1000
34
23
1,2
4,2
0,3
Contact lifetime
Kontaktlebensdauer
44
33
3,1
23,2
2,2
10,9
3,1
Diagrammes
10000
SIF-312
Double or reinforced insulation
Mechanical life
> 10 x 106 operations
Switching frequency, mechanical
15Hz
Response time
typically 15ms
Drop-out time**
typically 5ms
Bounce time of NO contact
typically 3ms
Bounce time of NC contact
typically 12ms
Shock resistance
NO contact 15g
NC contact 6g
Vibration resistance
NO contact 10g
10-200Hz
NC contact 2g
Test voltage
coil to contacts
4‘000Veff 1min
Test voltage
4’000Veff 1min
contacts against each other
Test voltage contact open
1’500Veff 1min
Insulation resistance at Up 500V
108 Ω
Creeping resistance
CTI 175
Weight
approx. 20g
Mounting position
any
Ambient temperature
-40°C to +70°C
Type of protection
RT III (IP67)
Solder bath temperature
270°C/5s
Thermal resistance
60K/W
Temperature limit for coil
120°C
Pollution degree
3
Overvoltage category
III
Resistance to
1‘000A SCPD 10A AK
short circuiting
6A RK
gL/gG (pre-fuse)
100
0
0.1
0.5
Switching current (A)
DC1
1
2
3 4 5 6 7 8 910
Max. switching characteristics
(DIN EN 60947-4-1/ EN 60947-5-1):
AC 1: 250V/8A
AC 15: 230V/6A
DC 1: 24V/8A
DC 13: 24V/5A/0.1Hz
Maximal contact load at AC 1 with 230V:
2 contacts each with 8A
3 contacts each with 6A
Load
limit curve with
direct current
Lastgrenzkurve
bei Gleichstrom
500
300
300 W
250 W
200
200 W
150 W
100
100 W
70
80 W
50
60 W
40 W
30
20
20 W
10
10 W
0.1
0.2 0.3 0.5 0.7 1.0
2
3 4 5 6 7 8 10
Current (A)
Erregerspannungsbereich
Excitation voltage range
2.5
** without spark suppression
2.0
Insulation terms
Double or reinforced insulation >5.5mm
between all current circuits
Tests, regulations
Approvals (in preparation) SEV, UL, cUL, TÜV
Insulation class VDE 0110 / group C 250VAC
Protection class II
VDE 0106
Fire protection requirements
UL 94 / V0
DC13 AC15 AC1
1000
Voltage (VDC)
5,1 1,6
37,8
A2
A1
1000000
43
29,4
41
1,5 7,6
24
23
UB
UN
1.5
1
1.0
2
0.5
0
0
20
40
Ambient temperature °C
60
80
100
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%.
American Electronic Components, Inc.
1101 Lafayette Street, Elkhart, IN 46516, Tel: (574) 295-6330, Fax: (574) 293-8013, [email protected]