About this document
UL 1449 4th Edition SPD Specifications by operaciones1 sesa is a document available to read on EtoBox.
This document provides specifications for a high-energy surge protective device (SPD) intended for use as a Type 1, 20kA device per ANSI/UL 1449. The SPD system is to be constructed using metal oxide varistors matched to within 1 volt and tested for defects. It must withstand 10kA surges without more than 5% degradation and be able to withstand a minimum of 8,000 surges per mode and 16,000 surges per phase. The document outlines electrical, performance, design, submittal, quality assurance, environmental, a
- Author
- operaciones1 sesa
- Language
- EN