70 / 528
Three-Phase
General Purpose
Motors
A-66
TEFC
This line is designed and built according to
European IEC34 and IEC79 standards.
*Inverter Rated:
1000:1 for variable torque
12:1 for constant torque
Excludes 660-690V
* Insulated NDE bearing housing standard
on 315L and above
IEC TRU-METRIC™ - Three Phase
Three-Phase General Purpose Motors
Features that make a difference:
• 1.25 Service Factor for 60 Hz
operation (IE3)
• Optimized ventilation system for
cooler operation and lower noise
levels
• Solid base for lower vibration
levels (Cast Iron Frames)
• Frames 225 and up can easily
be F1 (B3L) converted by
rotating the terminal box adapter
or F3 by removing it
• Aluminum frames have
removable feet for easy F1,
F2 and F3 (B3L, B3R, B3T)
conversion
• Terminal blocks
Standard Features:
•
60 Hz (1.15 Service Factor) and 50 Hz (1.0
Service Factor)
•
Class F insulation (Impregnation Resin and
Magnet wire are class H)
•
F2 mounted as standard (F1 convertible)
•
Stainless Steel Nameplate - Laser etched
with High contrast background
•
Regreasable ball bearings (Frames 160 and
up)
•
Gasketed conduit box
•
Class I, Div. 2, Groups A, B, C & D – T3,
Class II, Div 2, Groups F & G – T3C (Cast
Iron Frames only)
•
Suitable for WYE/Delta Start (W and Y
voltage code motors)
ADDITIONAL TECHNICAL DATA
ELECTRICAL DATA:
B-42
MECHANICAL DATA:
B-106
W22 Cast Iron
Aluminum