LEESON Electric Motor 20HP 256TC 3/60/230/460V

Description

Marathon, 256TTGCD6528, Explosion Proof Motor, Squirrel Cage Induction Run, Series: Blue Chip, 10:1 Constant Torque Operation, 83.5 % Power Factor, 93 % Efficiency, Explosion Proof Motor, Squirrel Cage Motor Special Features, 20 & 15 hp, 230/460, 190/380 V, 48.5/24.2 & 44.5/22.3 A, 60 & 50 Hz Frequency, 3 ph, 1768 & 1472 rpm Speed, 1 Speed, XPFC Enclosure, 256TC Frame, 1.625 in Dia Shaft, Reversible Rotation, 1 Service Factor, Ball Bearing, Rigid Base Mounting, 50 deg C, Cast Iron

Features:

• Explosion Proof Division 1 Class I, Groups C and D, Class II, Groups F and G Meets temperature code T3B,
• Normally closed thermostats (must be connected to control circuit)
• Brass Breather Drains both ends, Pipe Plugs both ends
• MAX GUARD Class F Insulation System, Inverter duty 10:1 variable torque and 10:1 constant torque and 1.15 service factor on Sine Wave Power 1.0 SF on Inverter Power
• F1/F2 capable, Precision balanced to .08 in/sec, Steel conduit box
• Inpro/Seal VBX bearing isolators on drive end shaft extension TENV and on both ends of TEFC
• Blue Chip Series quality, 100 Percent cast iron construction for rigidity and reduced vibration

Standards/Approval:

• UL Recognized
• CSA Certified
• CE Mark
• IP54
• NEMA Premium Standard

Amperage Rating	48.5/24.2 & 44.5/22.3 A
Application Type	Explosion Proof AC Motor
Bearing Type	Ball
Enclosure Type	XPFC
Frame	256TC
Frequency Rating	60 & 50 Hz
Horsepower	20 & 15 hp
Insulation Class	Class F
Material	Cast Iron
Mounting Type	Rigid Base
Number of Speeds	1
Phase	3
Rotation	Reversible
Series	Blue Chip
Service Factor	1
Shaft Size	1.625 in Dia
Special Features	10:1 Constant Torque Operation, 83.5 % Power Factor, 93 % Efficiency, Explosion Proof Motor, Squirrel Cage Motor
Manufacturer	LEESON ELECTRIC CORPORATION