this Apollo RVW30 series valve is critical for protecting hot water boilers from over-pressurization

install the capillary in a horizontal serpentine pattern across the downstream side of the coil using capillary-mounting clips to prevent vibration fatigue

Built to withstand the rigors of commercial and residential refrigerant handling

maintaining the original hydraulic characteristics

making it versatile for commercial boiler feeds and domestic hot water loops

Siemens Industrial Controls 75LCC277A Spare Coil 321042-401 this Apollo RVW30 series valveThe Siemens Industrial Controls 75LCC277A Spare Coil is a precision engineered 277V AC replacement component designed specifically for Class LC electrically held lighting contactors. Built for high duty cycle industrial environments, this coil (H2 frame) operates at 277V 60Hz or 240V 50Hz, providing the reliable electromagnetic actuation required for stable switching in HVAC, building automation, and motor control systems. As a direct fit service