•IP-55 Cast Iron, MaxGuard® inverter rated insulation system exceeds NEMA MG1 Part 31. No lead lengths restrictions on 460V systems or less (as noted) •BCP™ Bearing Current Protection with SGR Shaft Grounding Ring Inside Motor •2000:1 Constant torque operation from 0 to base speed on vector drive •Constant Horsepower operation up to 2 times base RPM •MAX GUARD® Class H insulation system with CR200 corona resistant magnet wire •Normally closed thermostats (one per phase, Class F), Modifications and Kits are available •Double-shielded ball bearings •40°C Ambient 1.0SF inverter power •UL Recognized, CSA Certified, and CE Mark