NEMA PREMIUM EFFICIENCY TEFC – CLOSE COUPLED PUMP MOTOR
CJP0204
20 HP
230/460 Voltage
1800 RPM
256JP Frame
3 – Phase
Amps at 230V: 46
Amps at 460V: 23.01
Enclosure – TEFC
Efficiency 93
Drive End Bearing – 6309ZZ
Non-Drive End Bearing – 6307ZZ
Totally Enclosed IP54 Design
60Hz, 230x460V or 575V
Horizontal F1 Mount
3600, 1800 & 1200RPM
NEMA Premium Efficiency
1.15 S.F. Sine Wave Power; 1.0 S.F. VFD Power
Class B Temperature Rise
Continuous Duty
40C Ambient
Class F Insulation
Max Elevation 3300ft
Shielded Bearings Frames 140JP(2,4&6Pole)-280JP(4&6Pole) and Open Bearings with Regreaseable Provisions Frames 280JP(2Pole), 320JP
Polyrex EM Grease in all Regreasable Bearings, Multemp SRL Grease in Sealed Bearings
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
Ground Terminal Inside Main Terminal Box
Interchangable F1 and F2 Mounting
Paint System: Phenolic Rust Proof Base with Lacquer Top Coat
Stainless Steel Nameplate
Rubber Flinger on DE Frames 140JP(2,4&6Pole)-280JP(4&6Pole); Steel Flinger on Both Ends 280JP(2Pole), 320JP(2,4&6Pole) and Larger
Phenolic Alkyd Resin Varnish
*HPE High Pulse Endurance Spike Resistant Wire
JP Pump Shaft
CSA Certified for Class I, Division 2, Groups B, C & D (Class 1, Zone 2, Groups IIB+H2, IIB and IIA)
*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
