MARATHON (Marathon) TEFC-NEMA series ultra-efficient three-phase asynchronous motor

> Standard features:

> Model: TEFC-NEMA series three-phase asynchronous motor

> Standard: NEMA MG1

> Efficiency index: NEMA super efficient

> Frame range: 143T-449T (143T-215T steel plate welding; 143TC-215TC cast iron frame; 254-449 cast iron frame)

> Power range 1 200HP> Power range: 1~ 200HP

> Voltage: 280-230/460V(143-215T)

> 230/460V (254T-100HP)

> 460V(>100HP)

> 190/380V(143-100HP)> 190/380V(143-100HP)

> 380V(>100HP)

> Frequency: 60Hz/50Hz (50Hz output lower power level, 1.0SF)

> Number of poles: 2 4 6 poles

> Environmental conditions: the highest ambient temperature is 40 degrees, the altitude is 0-1000 meters.

> Service factor: 1.15 SF under sine wave power supply (1.0SF under VFD power supply)

> Insulation class: F (B-level temperature rise; F-level temperature rise at SF1.15)

> Bearing: Ball bearing (280 and above open C3 clearance bearing)

> Installation method: F1

> Surface color: RAL5008

> Certificate: UL CSA CE

> Main application: General mechanical equipment such as fans, water pumps, compressors, etc., suitable for 10:1 variable torque and frequency conversion applications