it adapts compressor capacity to actual evaporator load

Fail-Safe Logic: Internal capacitors provide reliable normally open positioning without the mechanical failure points of traditional springs

Precision Matching: Part of the "Code 1" matching system

What does the 'SR' designation signify

Siemens Industrial Controls 3RB3016-2SB0 Relay 318973-401 it adapts compressor capacity toProtect your motor assets with the Siemens 3RB3016 2SB0, a high performance SIRIUS electronic overload relay engineered for precise protection of three phase loads. This solid state unit offers an adjustable current setting range of 3 to 12 Amps, providing a reliable defense against phase failure, unbalance, and sustained overcurrent conditions. Designed for direct mounting to SIRIUS 3RT2 S00 contactors, it eliminates the need for separate mounting