REL-SR- 24DC/4X1AU/2X2AU/FG
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Safety relays
1779564
Safety relay with force-guided contacts in accordance with DIN EN 61810-3, contact switching type: 6 changeover contacts, multi-layer gold contact. The requirements for type A in accordance with DIN EN 61810-3 are satisfied if the circuit is designed as 4 N/O contacts/2 N/C contacts.
Product details
| Product type | Single relay |
| Application | Forcibly guided contacts |
| Operating mode | 100% operating factor |
| Mechanical service life | approx. 107 cycles |
| Insulation characteristics: Air clearances and creepage distances between the power circuits | |
| Insulation | Basic insulation |
| Overvoltage category | III |
| Pollution degree | 2 |
| Insulation characteristics: Air clearances and creepage distances between coil and contact side | |
| Insulation | Reinforced insulation |
| Overvoltage category | III |
| Pollution degree | 2 |
| Data management status | |
| Date of last data management | 15.07.2025 |
| Maximum power dissipation for nominal condition | 0.5 W |
| Test voltage | 4 kVrms (50 Hz, 1 min.) |
| 2.5 kVrms (50 Hz, 1 min.) | |
| 1.5 kVrms (50 Hz, 1 min.) | |
| Air clearances and creepage distances between the power circuits | |
| Rated insulation voltage | 250 V AC |
| Rated surge voltage | 4 kV |
| Air clearances and creepage distances between coil and contact side | |
| Rated insulation voltage | 250 V AC |
| Rated surge voltage | 6 kV |
| Coil side | |
| Nominal input voltage UN | 24 V DC |
| Input voltage range | 20.4 V DC ... 26.4 V DC |
| Input voltage range in reference to UN | see diagram |
| Drive and function | monostable |
| Drive (polarity) | non-polarized |
| Typical input current at UN | 30 mA |
| Input power dissipation for UN | 0.72 W |
| Typical response time | 15 ms |
| Typical release time | 10 ms |
| Coil voltage | 24 V DC |
| Protective circuit | Freewheeling diode |
| Status display | LED (yellow) |
| Switching | |
| Contact switching type | 2 changeover contacts, forcibly actuated |
| Type of switch contact | Single contact |
| Contact material | AgSnO2, +AU |
| Maximum switching voltage | 250 V AC/DC |
| Limiting continuous current | 6 A |
| Interrupting rating (ohmic load) max. | 144 W (24 V DC) |
| 180 W (30 V DC) | |
| 1500 VA (250 V AC) | |
| Force-guided contacts in accordance with EN 61810-3 | Type B |
| Width | 13 mm |
| Height | 24 mm |
| Depth | 50 mm |
| Ambient conditions | |
| Degree of protection (Relay) | RT II (Relay) |
| Degree of protection (Installation location) | IP54 (Installation location) |
| Ambient temperature (operation) | -40 °C ... 85 °C |
| Ambient temperature (storage/transport) | -40 °C ... 85 °C |
| Altitude | ≤ 2000 m |
| Standards/regulations | EN 61810-1 |
| EN 61810-3 | |
| Air clearances and creepage distances between the power circuits | |
| Standards/regulations | EN 60947-5-1 |
| Air clearances and creepage distances between coil and contact side | |
| Standards/regulations | EN 60947-5-1 |
| Mounting type | Plug-in mounting |
| Assembly note | in rows with zero spacing |
| Mounting position | any |
| Item number | 1779564 |
| Packing unit | 10 pc |
| Minimum order quantity | 10 pc |
| Sales key | DK69DE |
| Product key | DK69DE |
| GTIN | 4067923396524 |
| Weight per piece (including packing) | 30 g |
| Weight per piece (excluding packing) | 23 g |
| Country of origin | CN |
ECLASS
| ECLASS-13.0 | 27371601 |
| ECLASS-15.0 | 27371601 |
| EU RoHS | |
| Fulfills EU RoHS substance requirements | Yes (No exemptions) |
| China RoHS | |
| Environment friendly use period (EFUP) |
EFUP-E
No hazardous substances above the limits
|
| EU REACH SVHC | |
| REACH candidate substance (CAS No.) | No substance above 0.1 wt% |
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