Horizontal TEFC Enclosure

TEFC Enclosure / IC411 / IP54 - Siemens Type CZ, CGZ, & 1LA4

These horizontal, foot-mounted TEFC motors are designed for indoor and outdoor applications where internal parts must be protected from adverse ambient conditions. Utilizes cooling fins on all four quadrants of yoke and housings.

Feature
Standard
Available Option
Power Range
200 - 3,000 HP
 
Poles
2 - 16 
 
Frame Sizes
500, 580, SH400, SH450, 880 & SH560
 
Voltage
460 - 11,000V (460-690V  to 800 HP only)
 
Service Factor
1.0
1.15
Frame
Cast iron 
 
Bearing Housings
Cast iron for 500-580 frames, fabricated steel for SH400, SH450, 880 & SH560 frames
 
Main Terminal Box
Cast iron
Fabricated steel
Auxiliary Boxes
Cast iron NEMA 4X
Stainless steel
Shaft

2 Pole - AISI 4140

 

4 Pole & slower - AISI 1045

Other materials available
Rotor
Die cast aluminum for 500 & most 580 frames, fabricated copper for SH400, SH450, 880 & SH560 frames
Fabricated copper for 500-580 frames
Lamination Material
C5 core plate
N/A
External Cooling Fan
Aluminum
Other materials available
Fan Cover
Cast iron for 500 and 580 frames, steel for SH400, SH450, 880 & SH560 frames
N/A
Insulation
<600V is Class F random wound, >600V is Class F-VPI
N/A
Hardware
300 series stainless steel
N/A
Paint
Two-part epoxy
Special paint system
Paint Color
Siemens Motor Blue
Other colors 
Bearing Type
Ball bearing except for 2-pole SH400, SH450, 880 & SH560 frames which are sleeve bearing
Sleeve bearing
Vibration
0.12 IPS or as defined by NEMA
Special balance
Warranty
24 months from shipment per AboveNEMA Motor Supplemental Warranty Policy
Deferred and/or Extended