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The NEMA 4 enclosure is specifically designed to withstand outdoor conditions
automatic venting of air and CO2 at steam temperature
the controller will adjust the outside air damper to protect the coil from freezing
Does this filter include the metal spacers
preventing liquid slugging and ensuring the evaporator coil maintains the correct superheat
Trane BRD4570 Control Board Refrigerant The NEMA 4 enclosure isThe Trane BRD4570 is a high performance Tracer VV550 VAV controller designed specifically for precision air distribution and multi zone climate management. Engineered to replace legacy Tracer VV550 units, this direct replacement VAV board ensures seamless integration with Trane building automation systems using the LonTalk communication protocol. Operating on standard 24VAC power input, the Trane BRD4570 HVAC control board manages dampt actuator