Siemens Industrial Controls 3RT2037-1AP60 Contactor 328140-751 this part is sold as

this part is sold as "less coil

for higher altitudes

This OEM Sterling replacement part (also identified as Cleveland Controls NS2-1014-00) features a specific set point of 0

as a thermostatic expansion valve

For proper 150 PSI relief operation

Siemens Industrial Controls 3RT2037-1AP60 Contactor 328140-751 this part is sold asThe Siemens SIRIUS 3RT2037 1AP60 contactor is a high performance 3 pole IEC motor starter designed for heavy duty industrial and HVACR applications. Engineered for reliability in 400 V systems, this Size S2 power contactor delivers a 65 A current rating (AC 3 AC 3e), capable of switching motors up to 30 kW. The integrated 240V AC coil (60Hz) ensures stable actuation, while the built in 1NO & 1NC auxiliary contacts allow for seamless interlocking and