File Name:SPD-20HP-SPEC 2018-05-09
20kA High Performance Surge Protection Device
SPD-20HP series
INSTALLATION
1. This document provides detailed information on how to install and operate the SPD-20HP of Surge Protective
Devices(SPDS). Please refer to “Installation Diagram“.
2. The SPD-20HP of Surge Protective Devices are installed/connected in series with the line of TN System.
model has been selected for the supply voltage.
3. Before starting any installation procedures, verify service voltage(AC or DC)with a volt meter to ensure that the correct
4. DO NOT INSTALL THE SPD IF MEASURED VOLTAGE EXCEEDS UNIT RATINGS.
5. REMOVE POWER FROM ELECTRICAL SYSTEM PRIOR TO INSTALLATION.
6. ENSURE THAT ALL CONNECTIONS ARE CORRECT BEFORE ENERGIZING.
7. Apply power(energize),LED indicator should illuminate. If LED is out, the SPD requires service.
