| -Quintsulation™5-stage insulation system designed to meet NEMA MG 1-1993, Section IV, Part 31--Variable speed, 3-phase design for operation with a wide range of inverter (AC drive) products--Inverter-Grade magnet wire and Class "F" insulation system for increased protection against spikes and corona damage caused by the inverter--UL recognized for construction, CSA certified, and in compliance with the Low Voltage Directive "CE"--Totally enclosed IP-20 rating. IP-44 with optional t-box kit installed--Fan cooled for high output power--Aluminum center ring and endshields for high thermal efficiency and light weight--Permanently lubricated, noise tested ball bearings--Locked bearing design minimizes shaft endplay |
