Struthers-Dunn Relay, 24Vdc, 50A, Spst-No-Dm, Din Rail; Contact Configuration Struthers-Dunn 450HXX50-24VDC

The 450 Series heavy duty power relay is a SPST-NO-DM (Form X) relay rated for 50A at 28VDC and 50A at 240VAC, with a 24VDC coil. It features a Class F (155°C) insulation system, 10,000,000 mechanical cycles, and 100,000 electrical cycles. The relay supports DIN rail and panel mounting, has an operate time of 20ms and release time of 15ms, and includes silver tin oxide contacts. It is UL 508 and UL 60947-1 qualified, with a dielectric strength of 2200VAC between coil and contact. Weight ranges from 227 to 311 g.