Low Voltage motors for Petrochemicals, Oil & Gas Industry
MAX-E2/841™ NEMA Premium Efficiency – Inverter, Severe Duty, TEFC
Totally Enclosed Fan Cooled, [HB], [HB_C], [HBV_C]
HP | 1 HP through 500 HP |
Speed | 3600, 1800, 1200, 900 RPM |
Voltage | 460V |
Frequency | 60 Hz |

Features
- Meets GM 7E-TA Specifications
- Three Phase, 60 Hz, 1.15 Service Factor (Continuous); 50 Hz, 1.0 Service Factor (Continuous)
- CSA Certified for Class I, Div. 2, Groups B, C, D – Temp Code T3 Minimum
- CSA Certified for Class II, Div. 2, Groups F & G – Temp Code T3 Minimum (Frame 444T and Above)
- Meets or Exceeds IEEE 841 Standards
- Meets IEEE 45 Marine Duty and ABS Design Assessment up to 500 HP(2,4,6 pole only)
- Extended Warranty – 60 Months from Date of Manufacture
- Class F Insulation
- Class B Temperature Rise
- NEMA Design B Torques as a Minimum; Various Ratings also Meet Design C
- Cast Iron Frame, End Brackets & Fan Cover and Main Conduit Box
- Grounding Terminal Inside Main Conduit Box with additional Foot Grounding Provision
- Oversized Main Conduit Box Rotatable in 90 Degree Increments – F1 Mounted
- Designed for 50˚C Ambient Temperature
- Designed for 3300 ft. Elevation
- Bi-Directional Rotation; Except 2 Pole “Hybrid” and F# 5000 and Larger Ratings are Counter-Clockwise facing the DE
- 1045 Carbon Steel Shaft
- Aluminum Die Cast Squirrel Cage Rotor Construction for F# 140T – 449T Copper/Copper Alloy Rotor Construction for F# 5000 and Larger
- Paint System: 2 Part Epoxy
- Paint Color: Blue – Munsell 5PB 3/8
- High Quality Ball (or Roller) Bearings Regreasable with Mobil Polyrex™ EM
- Automatic Grease Discharge Fittings
- VBXX INPRO™ Seals Installed on Both Ends
- Stainless Steel Nameplate and Hardware
- Stainless Steel Automatic Breather Drain
- New Dual Column Design Nameplate as Standard (60/50 Hz)
- Suitable for Inverter Use per NEMA MG-1.4.4.2, Part 31
- Inverter Duty Speed Range: 20:1 Variable Torque, 10:1 Constant Torque (350 HP and Larger are 3:1 Constant Torque)
- Motors are U.L. Recognized, CSA Approved
- 3 Leads Only
- Dual Drilled Feet Available on Most Ratings – Longer Frames (i.e. 145T Drilled also for 143T)
- Vibration Not to Exceed 0.08 Inches Per Second
- Noise Level Not to Exceed 85 dB(A) at 1 Meter Unloaded
Low Voltage Motors – Industrial Application
MAX-E1® NEMA Premium Efficiency
Totally Enclosed Fan Cooled,
HP | 3/4 HP through 800 HP |
Speed | 3600, 1800, 1200, 900 RPM |
Voltage | 230/460V (usable on 208V) |
Frequency | 60 Hz. |
Features
- Three Phase, 60 Hz, 1.15 Service Factor (Continuous); 50 Hz, 1.0 Service Factor (Continuous)
- CSA Certified for Class I, Div. 2, Groups B, C, D – Temp Code T3 Maximum
- CSA Certified for Class II, Div. 2, Groups F & G – Temp Code T3 Maximum (Frame 444T and Above)
- Class F Insulation
- Class B Temperature Rise
- NEMA Design B Torques as a Minimum; Various Ratings also Meet Design C
- Cast Iron Frame, End Brackets & Fan Cover and Main Conduit Box
- Grounding Terminal Inside Main Conduit Box
- Oversized Main Conduit Box Rotatable in 90 Degree Increments – F1 Mounted
- Designed for 40˚C Ambient Temperature
- Designed for 3300 ft. Elevation
- Bi-Directional Rotation; Except 2 Pole “Hybrid” and F# 5000 and Larger Ratings are Counter-Clockwise facing the DE
- 1045 Carbon Steel Shaft
- Aluminum Die Cast Squirrel Cage Rotor Construction for F# 140T – 449T Copper/Copper Alloy Rotor Construction for F# 5000 and Larger
- Paint System: Phenolic Rust Proof Base Plus Polyurethane Top Coat
- Paint Color: Light Gray – Munsell N5.0
- Double Shielded Bearings Pre-Packed with MULTEMP SRL for F# 140T – 280T (Non-regreasable)
- High Quality Ball (or Roller) Bearings Regreasable with Mobil Polyrex™ EM Grease for F# 280TS and Larger
- Automatic Grease Discharge Fittings on Regreasable Models
- Labyrinth Type Metal Flinger on Both Ends for F# 280TS and Larger
- Cast Iron Inner and Outer Bearing Caps for F#280TS and Larger
- Stainless Steel Nameplate
- New Dual Column Design Nameplate as Standard (60/50 Hz)
- Suitable for Inverter Duty (PWM – Pulse Width Modulation) per NEMA MG-1, Part 30
- Inverter Duty Speed Range: 20:1 Variable Torque, 10:1 Constant Torque (350 HP and Larger are 3:1 Constant Torque)
- 9 Leads for 5 HP and Smaller
- 12 Leads for 7.5 HP to 125 HP
- 6 Leads for 150 HP and Larger
- Motors are U.L. Recognized, CSA Approved and CE Marked
- Dual Drilled Feet Available on Most Ratings – Longer Frames (i.e. 145T Drilled also for 143T)
- Insulated Non-Drive End Bearing on 2-Pole Motors 600 HP and Larger
- Rubber Dust Flinger on Drive-End for F# 140T – 280T
Low Voltage Motors – HVAC and General Industry
Power Rating | 0.55kW~315kW |
Speed | 3000~1000 R.P.M. (2~6 Poles ) |
Voltage | 380V, 400V, 415V or others |
Frequency | 50Hz or 60Hz |
