Siemens Industrial Controls 3RT2027-1BB40 Contactor 320720-756 ensure filter drier replacement and

ensure filter drier replacement and verify suction line diameter compatibility to maintain proper mass flow rates and oil return

double-throw (SPDT) switch is engineered to monitor combustion air pressure and prevent operation under unsafe venting conditions

50" x 1/2" x 9

Its robust 4-position mechanical design ensures clear detents for every setting

Common Questions & Technical Support Is the wiring harness included with the 46487501

Siemens Industrial Controls 3RT2027-1BB40 Contactor 320720-756 ensure filter drier replacement andThe Siemens SIRIUS 3RT2027 1BB40 is a high performance 3 pole power contactor designed for demanding commercial and industrial motor control applications. Engineered for the S0 frame size, this IEC rated contactor provides a nominal current of 32A under AC 3 conditions, supporting motor loads up to 15kW at 400V (approximately 10 HP at 230V and 20 HP at 460V). Utilizing a stable 24V DC coil with a low 5. 9W holding power, it ensures energy efficient