Circuit Diagram (relay top view)
22 21
34 33
44 43
11
12
A2 A1
SIS222
22 21
34 33
44 43
A2 A1
SIS312
14 13
44 43
34 33
24 23
11
12
A2 A1
SIS312 KV2
Insulation Data
- 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 >5,5 mm
- Test voltage 4000 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
Test voltage contact open 1500 V / 50 Hz / 1 min
Creepage resistance CTI 175
Pollution degree 2
Overvoltage category III
Insulation resistance at Up 500 VDC >100 MΩ
Additional Data
Mechanical endurance >10 x 106 operations
Switching frequency, mechanical 15 Hz
Response time (all NO closed) typically 15 ms
Drop-out time** (NC closed) typically 5 ms
Bounce time of NO contact typically 2 ms
Bounce time of NC contact typically 15 ms
Shock resistance 16 ms NO > 10g
NC > 10g
Vibration resistance NO > 10g
(10-200 Hz) NC > 4g
Resistance to short circuiting contacts
1000 A SCPD 6 A gG / gL (pre-fuse)
Ambient temperature -40°C to +85°C
Thermal Resistance 45 K / W
Temperature limit for coil 120°C
Weight approx. 30 g
Mounting position any
Mounting distance rec. >1 mm
Test method A / group assembly
Type of protection RT III
Solder bath temperature 270°C / 5 s
**without spark suppression
Tests, Regulations, Standards
Approvals
UL File E188953 Sec. 5
Insulation class IEC 60664-1 250 VAC
Fire protection requirements UL 94 / V0
Standards IEC 61810-1, IEC 61810-3
Options, Accessories
none available
Product Key
SIS 3 1 2 24VDC KV2
Contact variant
Nominal voltage
Solder terminals
Number of NC contacts
Number of NO contacts
Type designation
Contact Lifetime for NO Contacts
10000
1000
5000
100
500
10
50
0,1 0,5 1 2 3 4 5 6 7 89
10
AC 1:230VAC 1:230V
DC 1: 24V
DC 1: 24V
AC 15: 230V
AC 15: 230V
DC 13: 24V
DC 13: 24V
Maximal switching characteristics (EN60947-5-1)
AC 1: 250 V / 6 A
AC 15: 230 V / 3 A
DC 1: 24 V / 6 A
DC 13: 24 V / 5 A / 0,1 Hz
UL 508: B300 / R300
Maximal contact load at AC 1 with 230 V:
2 contacts with 6 A each
3 contacts with 4 A each
Load Limit Curve with Direct Current
1)
0
0,1
0,2
0,3
0,4
0,6
0,8
1
2
3
4
6
50 100 150 200 250
1 2
Inductive load L/R 40 ms
2) Resistive load
Excitation Voltage Range
1)
0
0
0,5
1,0
1,5
2,0
2,5
3,0
20 40 60 80 100
UB
UN
1
2
Max. excitation voltage with contact load: ≤4 A
2) Min. excitation voltage (guaranteed values) without
previous operation
Single relay on print, no heat accumulation due to sur-
rounding components with self-heating, duty cycle 100%.
Operations x 1 000 →
Switching Current (A) →
Current (A) →
Voltage (VDC) →
Ambient Temperature °C →
Relay Key Data
- PCB relay with forcibly guided contacts
- Protective separation between control and load circuit
(leakage and creepage distances > 8 mm)
- IEC 61810-3 Type A
- Double and reinforced insulation between the contacts
- Contact mounting: SIS312 3 NO / 1 NC
SIS222 2 NO / 2 NC
- Small external dimensions
- Nominal coil power 0,5 W
- Holding coil power 0,15 W
- Coil for railway application according EN 50155 on
request
Dimensions
[mm]
48
0,30,4
0,2
2,8
16,5 ±0,2
SIS222
16,6
1
10
11 3,3
26,5 16,7 8,5
4 6,5 13 8,5 13,7 2,3
12 2,3
Ø1,3
2,3
48
0,30,4
0,2
2,8
16,5 ±0,2
SIS312
48
0,30,4
0,2
2,8
16,5 ±0,2
SIS312 KV2
10
11 3,3
2 13 18,7 5
4 13 15 8,7 5 2,3
7 2,3
Ø1,3
2,3
10
11 3,3
2 18,7
4 15 13,7 2,3
2,3126,56,5
6,56,5
Ø1,3
2,3
Contact Data
Contact material AgCuNi +0,2-0,4 µm Au
Type of contact Single contact with notched crown
Rated switching capacity 250 VAC 6 A AC1 1 500 VA
Electr. Life AC1(360 S / h) >90000
Inrush current max. 30 A for 20 ms
Switching voltage range 5 to 250 VDC / VAC
Switching current range* 3 mA to 6 A
Switching capacity range* 40 mW to 1500 W(VA)
Contact resistance (as delivered)
≤100 mΩ / 6 V / 100 mA
*Guided values
Standard Coils for Direct Current
(other voltages on request)
Nominal voltage
VDC
Min. pick-up voltage
VDC at 20 °C
Drop-out voltage
VDC at 20 °C
Nominal current in
mA at 20 °C
Resistance in Ohm
at 20 °C
5 3,5 ≥0,5 100,0 50 ± 10%
9 6,3 ≥0,9 56,2 160 ± 10%
12 8,4 ≥1,2 42,1 285 ± 10%
18 12,6 ≥1,8 28,1 640 ± 10%
24 16,8 ≥2,4 20,8 1150 ± 10%
48 33,6 ≥4,8 10,4 4 600 ± 10%
60 42,0 ≥6,0 8,3 7 200 ± 13%
110 77,0 ≥11,0 4,5 24200 ± 15%
SIS 4 Series
© Copyright
02/2019
ELESTA GmbH, Heuteilstrasse 18,
CH - 7310 Bad Ragaz, Switzerland
Phone: +41 81 303 54 00
