Description
SAFE-TWO-HAND is a safety relay is for monitoring two-hand push buttons up to Type IIIC in accordance with EN ISO 13851 and SIL 3, Cat. 4, PL e in accordance with EN 62061 and EN ISO 13849, certified by TÜV Rheinland, input per push button 1 N/O and 1 N/C, automatic start, 2 safe relay contacts, nominal input voltage: 24 V AC/DC, max. switching capacity 250 V AC / 6 A, pluggable screw terminal blocks
Standards and Regulations
| In Compliance With |
EN ISO 13851; EN 60204-1: EN ISO 13849-1; EN 62061 |
| Rated Impulse Withstand Voltage (control voltage / contacts) |
2.5 kV |
| Dielectric Strength |
4 kV |
| Rated Insulation Voltage |
250 V |
| Degree of Pollution |
2 |
| Overvoltage Category |
3 |
Input Data
| Nominal Operating Voltage |
24 V AC/DC |
| Input Voltage Range DC |
21.6 … 26.4 V |
| Input Voltage Range AC |
21.6 … 26.4 V |
| Power Consumption (max.) |
AC 3.5 VA / DC 1.5 W |
| Frequency |
50 … 60 Hz |
| Control voltage at S11 |
24 V DC (S11/S22) |
| Synchronization time |
0.5 sec. |
| Max. length of control line |
1000 m (0.75 mm²) |
Output Data
| Safe Contacts (non delayed) |
2 NO |
| Switching Voltage (max.) |
250 V AC |
| Contact Rating AC (resistive load) |
6 A (250 V, 1500 VA) |
| Contact Rating 230 V AC-15 |
3 A |
| Contact Rating DC (resistive load) |
6 A (24 V, 144 W) |
| Contact Rating 24 V DC-13 |
3 A |
| Thermal Current per contact |
Max. 12 A total |
| Minimum Contact Load |
5 V, 10 mA |
| External Fuses |
10 A gG (NO) |
| Switch-on Delay (max.) |
< 20 ms |
| Switch-off Delay (max.) |
< 20 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.) |
155 g |
| Mounting DIN Rail according EN 60715 |
TH35 |
Ambient Condition
| Degree of Protection |
IP20 |
| Ambient Temperature (operating) |
-15 °C … +60 °C (max. +40°C AC use) |
| 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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