Satchwell ZVX Zone Valves Specification and Installation Guide

This document provides the technical specification, installation, and wiring instructions for Satchwell ZVX series 2-port flow control and 3-port diverter zone valves used in low-pressure heating and chilled water circuits. It details valve construction, materials, operating parameters (including pressure and temperature limits), manual override features, and commissioning procedures for on/off control applications.