
Selecting the right fittings isn’t just a box-tick for submittals—it protects people, assets, and schedules. In this guide, we break down the essentials: standards, ratings, materials, installation realities, and the documentation you should insist on before anything reaches site.
Unplanned outages cost time, money, and customer trust. The solution is a balanced critical spares plan that keeps chillers, package units, VRF/VRV, AHUs/FCUs, and cold rooms running. This guide lays out the must-have parts, stocking levels, and documentation your FM or maintenance team should adopt across sites.
Cable selection isn’t only about “what’s on the drawing.” The right choice protects people and equipment, avoids nuisance trips, and keeps inspections smooth. Below is a practical framework—standards, sizing, derating, voltage drop, short-circuit, and fire performance—to help you specify with confidence.