MARATHON ELECTRIC Y978

MARATHON ELECTRIC

MARATHON ELECTRIC Y978

Y978 PART NUMBER

Explosion Proof / Hazardous Location - Vector Drive Motor - 3 ph, 1 hp, 1800 rpm, 230/460 V, 143TC Frame, XPNV (Explosion Proof Non-Ventilated) Enclosure, 60 Hz

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MARATHON ELECTRIC - MARATHON ELECTRIC Y978

Designed for industrial applications with Vector Drives where up to a 2000:1 constant torque speed range and/or precise speed or torque regulation is required, including positioning equipment. Used in dirty, dusty or caustic environments where cast iron construction is required, and installed in hazardous environments as defined by the motor’s explosion proof class and group rating. Consult the National Electrical Code and your local regulations for the proper selection of motors in hazardous locations.

BEI H38 explosion-proof encoder 1024 ppr, Class I Groups C and D, Class II Groups E, F, G included

MAX GUARD® Class F insulation system

Constant torque operation from 0 to base speed on vector drive

Constant HP operation up to twice base speed

Continuous duty at 40°C ambient

Optimized for operation with IGBT inverter (NEMA Design A)

Normally closed thermostats (one per phase, Class F)

Ball bearings

Cast iron frame and brackets

F1 standard, NOT field reversible to F2

UL Listed File No. E12044, MC228275

CSA Certified File No. LR47504, MC236833

Meets temperature code T3B

Three-year warranty

RPM: 1,800

Volts: 230/460V