and 143-80-2 model regulators

the valve body is built to withstand high operating pressures and temperature fluctuations common in residential and light commercial split systems

What is the maximum operating temperature for this vacuum relief valve

Durable Construction: Heavy-duty brass body and stainless steel internal parts prevent corrosion in high-moisture environments

Belimo NMB24-SR Motor Actuator Els PW 29614 and 143-80-2 model regulatorsThe Belimo NMB24 SR is a high performance non spring return actuator designed specifically for the proportional modulation of dampers in commercial HVAC systems. Delivering a robust 90 in lb torque, this direct coupled actuator is capable of controlling damper surfaces up to 22 square feet without the need for complex linkages. It operates on a universal 24VAC DC power supply and responds to a standard 2 10 VDC modulating signal. For systems requiring