Description
SAFE-SIL is a safety relay for coupling safe output signals of DCS or PLC systems. Furthermore it can be used as a contact extension for a basic safety device. No feedback loop is required. TÜV Rheinland has certified this module up to SIL 3 and Cat. 4, PL e in accordance with EN 62061 / EN 61508 and EN ISO 13849. Single channel operation, automatic start, 3 safe relay contacts, nominal input voltage: 24 V DC, max. switching capacity 250 V AC / 6 A, pluggable screw terminal blocks
Standards and Regulations
| In Compliance With |
EN 60204-1; DIN EN ISO 13849-1; EN 62061; EN 50156-1 EN 746-2; IEC 61508 Parts 1-2 and 4-7; IEC 61511-1 |
| Rated Impulse Withstand Voltage (control voltage / contacts) |
2.5 kV |
| Dielectric Strength |
6 kV |
| Rated Insulation Voltage |
250 V |
| Degree of Pollution |
2 |
| Overvoltage Category |
3 |
Input Data
| Nominal Operating Voltage |
24 V DC |
| Input Voltage Range DC |
21.6 … 26.4 V |
| Power Consumption (max.) |
2 W |
| Line resistance at nominal voltage (max.) |
50 Ω |
| Recovery Time |
< 500 ms |
Output Data
| Safe Contacts (non delayed) |
3 NO |
| Auxiliary Contacts (non delayed) |
1 NC |
| Switching Voltage (max.) |
250 V AC |
| Contact Rating AC (resistive load) |
8 A (250 V, 2000 VA) |
| Contact Rating 230 V AC-15 |
3 A |
| Contact Rating DC (resistive load) |
8 A (30 V, 240 W) |
| Contact Rating 24 V DC-13 |
3 A |
| Thermal Current per contact |
Max. 15 A total (13-14, 23-24, 33-34) |
| Minimum Contact Load |
5 V, 10 mA |
| External Fuses |
10 A gG (NO); 6 A gG (NC) |
| Switch-on Delay (max.) |
< 30 ms |
| Switch-off Delay (max.) |
< 60 ms |
| Relay Contact Material |
AgSnO2 |
| Relay Contact Life (cycles) |
1 x 10⁷ |
Mechanical Data
| Wire Width |
0.14 … 2.5 mm² |
| Tightening Moment (min. / max.) |
0.5 Nm / 0.6 Nm |
| Weight (typ.) |
175 g |
| Mounting DIN Rail according EN 60715 |
TH35 |
Ambient Condition
| Degree of Protection |
IP20 |
| Ambient Temperature (operating) |
-15 °C … +55 °C |
| Ambient Temperature (storage/transport) |
-15 °C … +85 °C |
| Operating Altitude (max. above sea level) |
< 2000 m |
Dimensions
| Width |
22.5 mm |
| Height |
99 mm |
| Depth |
114 mm |
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