Circuit Diagram (relay top view)
-
24 23
34 33
11
12
A1A2
SIS212
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 10 ms
Drop-out time (NC closed) typically 3 ms
Bounce time of NO contact typically 2 ms
Bounce time of NC contact typically 15 ms
Shock resistance 16 ms NO > 17g
NC > 10g
Vibration resistance NO > 7g
(10-200 Hz) NC > 3g
Resistance to short circuiting contacts
1000 A SCPD 6 A gG / gL (pre-fuse)
Ambient temperature -40°C to +85°C
Thermal Resistance 55 K / W
Temperature limit for coil 120°C
Weight approx. 20 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 2 1 2 24VDC
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 8910
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
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%.
Switching Current (A) →
Operations x 1 000 →
Voltage (VDC) →
Current (A) →
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: SIS212 2 NO / 1 NC
- Small external dimensions
- Nominal coil power 0,6 W
- Holding coil power 0,18 W
- Coil for railway application according EN 50155 on
request
Dimensions
[mm]
29,2
25,2
0,40,4
2 2
0,3
2,8*
0,2
16,5 ±0,2
16,6
1 0,2
12,26,5
Ø 1,3
6 2,32,2
4,2 8,56,5 7,7 2,3
29,2
3,3
3,3103,3
11
16,6
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 ≥0,5 120,0 41,5 ± 10%
9≤6,3 ≥0,9 66,6 135,0 ± 10%
12 ≤8,4 ≥1,2 50,0 240,0 ± 10%
18 ≤12,6 ≥1,8 33,3 540,0 ± 10%
24 ≤16,8 ≥2,4 25,0 960,0 ± 10%
48 ≤33,6 ≥4,8 12,5 3840,0 ± 10%
60 ≤42,0 ≥6,0 10,0 6000,0 ± 13%
110 ≤77,0 ≥11,0 5,4 20150,0 ± 15%
SIS 3 Series
© Copyright
02/2019
ELESTA GmbH, Heuteilstrasse 18,
CH - 7310 Bad Ragaz, Switzerland
Phone: +41 81 303 54 00
