The standard degree of enclosure protection is IP55 (increased
IP protection is available). Both drive end and non-drive end are
fitted with double lip oil seals, including a rubber shaft slinger on
the drive end. Terminal box is double gasketed including nipple
seals between conduit box and stator body. DE and NDE end
bell fitted with sintered brass one-way drain.
INSULATION AND INVERTER RATING
Class F Insulation
Designed to Class B temperature rise
Vacuum Impregnated
Inverter Rated 20:1 Variable Torque (1.0 S.F. on VFD Power) per NEMA MG 1 part 31 Standards