NEMA PREMIUM EFFICIENCY TEFC IEEE 841 SEVERE DUTY
APH0504841
50 HP
460 Voltage
1800 RPM
326T Frame
3 Phase
Amps: 56.94
Enclosure TEFC
Efficiency 94.5
Drive End Bearing 6312ZC3
NonDrive End Bearing 6212ZC3
1500HP
Horizontal F1 Mount
3600, 1800, 1200 & 900RPM
60Hz, 460V or 575V
NEMA Premium Efficiency
Totally Enclosed Fan Cooled IP56 Design
1.15 S.F. Sine Wave Power; 1.0 S.F. VFD Power
40°C Ambient
Continuous Duty
Class B Temperature Rise
Max Elevation 3300ft
Class F Insulation
Fully Compliant with with IEEE 841 Standard
C3 Clearance Open Bearings with Regreaseable Provisions
Polyrex EM Grease
Aluminum Rotor up to 449T Frames; Copper/Copper Alloy 5000 and Larger
Vibration Signature Shipped with Motor
CastIron Frame and End Brackets
Stainless Steel Breather Drains
CastIron Conduit Box up to 449T Frames; Fabricated Steel Conduit Box 5000 Frames and Larger
NonSparking Plastic Fan up to 449T 4,6 & 8 Pole Motors; Bronze Fan 440TS 2 Pole Motors and 5000 Frames and Larger
Number of Leads 460V/575V: 3 Leads; Solderless Lug Terminals on All Leads
Grounding Terminal Inside Main Terminal Box and Provisions for Grounding Terminal on Motor Frame
Interchangeable F1 and F2 mounting up to 449T
Dual Drilled Feet for Longer Frames (i.e. 145T also Drilled for 143T) 449T and Below
Paint System: Epoxy Resin Primer, Epoxy Resin Enamel Secondary Coating with Polyurethane Resin Enamel Top Coat
Stainless Steel Nameplate and Hardware
Inpro/Seal on DE and NDE
*HPE High Pulse Endurance Spike Resistant Wire
2 Dips Phenolic Alkyd Resin Varnish with Moisture Resistant Varnish
BiDirectional Rotation Except 3600RPM Motors 5000 Frames and Larger; and 300HP 3600RPM, Which are CW From NDE
Winding RTDs, Space Heaters and Provisions for Bearing RTDs Standard 5000 Frames and Larger
CSA Certified for Class I, Division 2, Groups B, C & D (Class I, Zone 2, Groups IIB+H2, IIB and IIA)
CSA Certified Class II, Division 2 (Class II, Zone 22) available for 440 Frames and larger upon request
*Speed Ranges up to 10:1 CT, and 20:1 VT. Refer to data sheet for rating specific turn down ratios
Meets or Exceeds *NEMA MG1 Part 31.4.4.2; IEEE 45 Marine Duty 1 125HP; IEEE Std 8412009
