NEMA PREMIUM EFFICIENCY TEFC EXPLOSION PROOF
XH05025C
50 HP
575 Voltage
3600 RPM
326TSC Frame
3 Phase
Amps: 43.97
Enclosure TEXP
Efficiency 93.6
Drive End Bearing 6312C3
NonDrive End Bearing 6212C3
1400HP
Horizontal F1 Mount
60Hz, 230/460V, 460V or 575V
3600, 1800, 1200 & 900 RPM
NEMA Premium Efficiency
Totally Enclosed Fan Cooled Explosion Proof Design
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
Shielded Bearings Frames 140T280T and Open Bearings with Regreaseable Provisions Frames 280TS, 320T and Larger
Polyrex EM Grease in all Regreaseable Bearings, Multemp SRL Grease in Shielded Bearings
Aluminum Rotor
CastIron Frame, Fan Cover, Conduit Box and End Brackets
Frame Provided with Two Threaded Drain Holes and Stainless Steel Breather Drains
NonSparking Plastic Fan
Number of Leads 230/460V: 9 Leads 15HP; 12 Leads 7.5125HP; 6 Leads 150HP and Larger
Number of Leads 575V: 3 Leads
Solderless Lug Terminals on All Leads
Grounding Terminal Inside Main Terminal Box
Interchangeable F1 and F2 Mounting up to 449T
Paint System: Phenolic Rust Proof Base with Lacquer Top Coat
Stainless Steel Nameplate
Brass Flinger on Both Ends
*HPE High Pulse Endurance Spike Resistant Wire
Phenolic Alkyd Resin Varnish
Klixon 9700K Thermostats 1 per phase
CSA/UL Certified for Class I, Division 1, Groups **C & D (Class I, Zone 1 Groups **IIB & IIA); and Class II, Division 1, Groups E, F & G
Temp Code T3B
*Speed Ranges up to 10:1 CT, and 20:1 VT. Refer to data sheet for rating specific turn down ratios
*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.
