20HP MARATHON 1778RPM 256TC TENV 3PH MOTOR Y510A

APPLICATIONS: Designed for inverter or vector applications where up to a 2000:1 constant torque speed range is required. Typical uses include: material handling, machine tools, conveyors, crane and hoist, metal processing, test stands, pumps, compressors, textile processing, and other industrial machinery installed in dusty or dirty environments where cast iron construction is required.

FEATURES:

• 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
• Normally closed thermostats (one per phase, Class F)
• Modifications and Kits are available
• Double-shielded ball bearings
• 40°C Ambient 1.0SF inverter power
• Provisions Only for Encoder
• UL Recognized, CSA Certified, and CE Mark