Max HT – Crusher Duty
HT25065LR
250 HP
575V
1200 RPM
5007C Frame
3 – Phase
Enclosure – TEFC
Efficiency – 95.8
Amps at 575V – 246.5
Drive End Bearing – NU324C3
Non Drive End Bearing – 6320
200-600HP
1800, 1200 & 900 RPM
Horizontal F1 Mount
60Hz, 460V or 575V
Totally Enclosed IP55 Design
EPACT Efficiency
1.15 S.F. Sine Wave Power; 1.0 S.F. VFD Power
Class F Insulation
Class B Temperature Rise
Max Elevation 3300ft
Continuous Duty
40°C Ambient
Roller Bearing on DE; Open Bearings with Regreaseable Provisions on NDE
Polyrex EM Grease
Aluminum Rotor
Cast-Iron Frame and End Brackets
Fabricated Steel Conduit Box and Fan Cover
Cast Iron Fan 5007& 5009; Aluminum Fan 5800 Frames and Larger
Number of Leads 460V: 6 Leads
Number of Leads 575V: 6 Leads
Solderless Lug Terminals on All Leads
Grounding Terminal Inside Main Terminal Box and on Frame
Paint System: Epoxy Rust Proof Base with Lacquer Top Coat
Stainless Steel Nameplate
High Strength AISI 4140 Shaft Material
Radius Step-Down Shaft Shoulder
Steel Flinger on Both Ends
*HPE High Pulse Endurance Spike Resistant Wire
2 Dips Epoxy Resin Varnish and 1 Coat Spray Enamel Coat
Locknut and Washer on NDE for Vertical Shaft Down Applications
Thermistors 1 per Phase, Terminated in Auxiliary Box up to 449T
Winding RTDs, Space Heaters and Provisions for Bearing RTDs Standard 5000 Frames and Larger
CSA Certified
*Meets NEMA MG1 Part 31.4.4.2
* Precautions should be taken to eliminate or reduce voltage spikes and shaft currents that may be imposed on the motor by the VFD as stated per NEMA MG1, Part 31.4.4.
