Low Voltage

Optim JM

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NEMA PREMIUM EFFICIENCY TEFC - CLOSE COUPLED PUMP MOTOR

NEMA Standard 3-Phase Motors
60Hz, 230/460V (Usable on 208V) or 575V
NEMA Design B or C, Continuous Duty
Class F Insulation, 40°C Ambient, 1.15 S.F.
HPE™ Inverter Duty Wire

The Optim® JM is a state-of-the-art machine designed for commercial and industrial close coupled pump applications.

Couple your Optim® JM with our TECO VFD’s for energy savings & speed control. TWMI offers a variety of pump solutions for commercial and industrial applications.

Features
Downloads
Price Catalogue
  • 1-50HP
  • Totally Enclosed IP54 Design
  • 60Hz, 230/460V (Usable on 208V), or 575V
  • Horizontal F1 Mount
  • 3600, 1800 & 1200 RPM
  • NEMA Premium Efficiency
  • 1.15 S.F. Sine Wave Power; 1.0 S.F. VFD Power
  • Class B Temperature Rise
  • Continuous Duty
  • 40°C Ambient
  • Class F Insulation
  • Max Elevation 3300ft
  • NEMA Design B or C
  • Oversized, Double Shielded Vacuum Degassed Ball Bearings Frames 140JM(2,4&6Pole)-280JM(4&6Pole) and Open Bearings with
  • Regreaseable Provisions Frames 280JM(2Pole), 320JM
  • Polyrex EM Grease in all Regreaseable Bearings, Multemp SRL Grease in Sealed Bearings
  • Dynamically Balanced Die-Cast Aluminum Rotor
  • Cast-Iron Frame and End Brackets
  • Cast-Iron Fan Cover and Terminal Box
  • Non-Sparking Plastic Fan
  • Number of Leads 230/460V: 9 Leads 1-5HP; 12 Leads 7.5 and Larger; 575V: 3 Leads
  • Solderless Lug Terminals on All Leads
  • Grounding Terminal Inside Main Terminal Box
  • Interchangeable F1 and F2 mounting
  • Paint System: Phenolic Rust Proof Base with Lacquer Top Coat
  • Stainless Steel Nameplate
  • Rubber Flinger on DE Frames 140JM(2,4&6Pole)-280JM(4&6Pole); Steel Flinger on Both Ends 280JM(2Pole), 320JM
  • Phenolic Alkyd Resin Varnish
  • *HPE™ High Pulse Endurance Spike Resistant Wire
  • JM Pump Shaft
  • CSA Certified for Class I, Division II, Groups B, C and D and Class I, Zone 2, Groups IIB+H2, IIB and IIA
  • *Inverter Duty Speed Range 10:1 CT and 20:1 VT
  • *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.

Price Catalogue

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Price Catalogue