Functional Devices TR50VA017 Transformer R-22 The Siemens 3RB3016-1SB0 Relay is

The Siemens 3RB3016-1SB0 Relay is a precision-engineered SIRIUS electronic overload relay designed for the robust protection of three-phase motors

For technicians performing retrofits or repairs on Heil

making it a reliable choice for commercial hydronic mixing or diverting applications

Encased in a NEMA 2 (IP54) aluminum housing

Engineered to exact Carrier technical specifications

Functional Devices TR50VA017 Transformer R-22 The Siemens 3RB3016-1SB0 Relay isFor industrial and commercial secondary power applications, the Functional Devices TR50VA017 Transformer provides a reliable 50VA power rating, specifically engineered to step down high voltage primary sources of 480 277 208 Vac to a stabilized 24 Vac secondary output. This multi tap control transformer is a staple for HVACR contractors who require a versatile solution for powering 24V control circuits, building automation systems, and magnetic