Industrial relays RUC-M-3051-26-W024-L, 1 NO (double-break), contact gap ≥ 6 mm (3+3). Contact material: AgSnO2. Voltage coil 24 V DC reinforced. Rated load AC1 16 A / 250 V AC. Mounting: for plug-in sockets and for flat insert connectors - faston 187 . Cover protection category .