Standard Features
High Efficiency
- Three-phase, II & IV pole, 50 or 60 Hz
- Voltage: 208-230/460, 460 or 575 V
- Open drip proof – ODP (IP23)
- Squirrel cage rotor / Aluminum die cast
- V’Ring seal on both endshields
- Ball Bearings
- 1045 carbon steel shaft (4140 for 404/5T and up)
- Class “F” insulation for all frames
- Temperature rise: Class “B” (80ºC)
- NEMA design “B” ratings
- Service Factor: 1.15
- Continuous duty (S1)
- 104ºF (40ºC) ambient temperature
- Altitude: 3300ft (1000 m)
- NPT threaded terminal box
- Mounting: F-1 (B3L)
- Stainless steel nameplate AISI 316 with laser etching
- Paint: Enamel alkyd resin base
- Color: RAL 5009
- Regreasable bearings, positive pressure lubrication system (frames 254T and up)
- Gasketed conduit box
- Dip and baked impregnation (frames 143T up to 326T and 586/7T)
- Resin continuous flow impregnation (frames 364/5T up to 504/5T)
Optional Features
- Cable glands
- Special voltages
- Cast iron NEMA “C” flange available for all frames or “D” flange (“D” flange only for frames 254T and up)
- Specially designed shaft
- Second shaft end
- Thermistors, thermostats or RTD’s (PT100)
- Roller bearings on drive end
Nameplate Marking
- Motor certified for Fire Pump Application
- Listed 68YN FIRE PUMP MOTOR
- EX 5990
