199DBX-3 Power relay, SE Relays, SPST-DM, 40A, 24 VDC, magnetic blowout

The SE Power relay 199 series, open type, heavy duty power relay offers high-capacity switching with high dielectric strength. High-power contacts rated of 40A resistive and 2hp at 120VAC to 600 VAC, input coil voltage 24VDC with SPST-DM silver alloy contact configuration. Riveted construction helps to increase the mechanical life of the relay. Environmentally friendly design is compliant with the European Restriction of Hazardous Substances directive (RoHS).

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  • Ambient temperature 85°C
  • High impulse withstand voltage, 10 kV
  • Contact gap ≥4.0 mm (Applied to VDE0126)
  • Low initial contact resistance ≤0.2 mΩ
  • Rises in board temperatures are suppressed
    by a low heat generation and high dissipation structure.



Input Current 40 A
Contacts Material Silver alloy contacts
Contact Operation Double action
Rated Operational Voltage 6…600 V AC 50-60 Hz
6…250 V DC
Minimum Switching Current 1000 mA 5 V AC/DC
Coil Resistance 290 Ohm
Input voltage 24 V DC
Drop-out Voltage Threshold >= 0.1 Uc AC/DC
Rated Operational Current 40 A at 300 V AC (on resistive load) conforming to UL
40 A at 28 V DC (on resistive load) conforming to UL
20 A at 110 V DC (on resistive load) conforming to UL
8 A at 220 V DC (on resistive load) conforming to UL
4 A at 325 V DC (on resistive load) conforming to UL
2 A at 500 V DC (on resistive load) conforming to UL
Power consumption in W 4 W DC
Power consumption in VA 10 VA AC
Voltage Range 0.85…1.1 Un AC/DC
Maximum Switching Voltage 600 V DC
Motor Power HP 2 hp 120…600 V AC 50/60 Hz
Connections Terminals Screw terminal
Wire Range AWG 14
Terminal Tightening Torque 10.62…15.05 lbf.in (1.2…1.7 N.m)
Ambient Air Temperature for Operation -67…131 °F (-55…55 °C)
Ambient Air Temperature for Storage -67…212 °F (-55…100 °C)
Product Certifications UL Listed
Electrical Durability 100000 cycles resistive DC load
Dielectric Strength 2200 V AC between coil and contact
2200 V AC between poles
1500 V AC between open contacts