Siemens Industrial Controls 3RW4027-1BB15 Starter R-407C protecting the heat exchanger and

protecting the heat exchanger and surrounding components from thermal stress and localized overheating

maintaining identical flow rates and port sizing

and SDX series gas-fired units

always verify the compressor frame and model number before installation

Siemens Industrial Controls 3RW4027-1BB15 Starter R-407C protecting the heat exchanger andThe Siemens 3RW4027 1BB15 Sirius Soft Starter is a compact, solid state solution designed for the smooth starting and stopping of three phase asynchronous motors. Engineered for high performance applications, this 32A soft starter operates on a 230V control voltage and is rated for motors up to 15 HP at 460V. Utilizing two phase control technology, it effectively minimizes current peaks and torque surges during startup, reducing mechanical stress on