Taco 1611E3E1 1600 Series In-Line Centrifugal Pump 1/2HP 3PH
Description
Taco 1611E3E1 1/2HP 3PH
The Taco 1611E3E1 1/2HP 3PH offers the same robust mechanical performance as its single-phase counterpart but is specifically designed for industrial and commercial grids. The cast iron volute and high-efficiency impeller are engineered to maintain a stable performance curve at 1750 RPM. The mechanical assembly utilizes a back pull-out design, which significantly reduces maintenance downtime by allowing the motor and impeller assembly to be removed without disturbing the 2-inch flanged piping connections.
Featuring a 1/2HP three-phase motor, this model provides superior electrical efficiency and balanced loads for facilities with 208V, 230V, or 460V power. Three-phase motors are inherently more reliable for continuous-duty service due to the lack of starting capacitors or centrifugal switches. This stable electrical drive minimizes vibration and electromagnetic noise, protecting the pump’s internal ceramic shaft and mechanical seal for a higher MTBF compared to single-phase units.
Key Features of Taco 1611E3E1
- Industrial 3-Phase electrical configuration
- Durable cast iron volute for closed loops
- 1/2HP motor for high-capacity performance
- Superior electrical efficiency and longevity
- NEMA standard frame for industrial service
- Quiet, vibration-free operation
- Maximum working pressure: 175 PSI
Taco 1611E3E1 1/2HP 3PH Pump Specs
| Technical Parameter | Official Specification |
|---|---|
| Brand & Series | Taco Comfort Solutions - 1600 Series |
| Model Number/SKU | 1611E3E1 (Cast Iron) |
| Country of Origin | USA |
| Pump Type | In-Line Centrifugal Pump |
| Horsepower (HP) | 1/2 HP |
| Voltage (V) & Phase (PH) | 208-230V/460V / 3 PH / 60Hz |
| Amperage (FLA) | 2.0A / 1.0A (Typical) |
| Motor RPM | 1725 RPM |
| Motor Type | NEMA 56 Frame / ODP High Efficiency |
| Connection Type | 2-Bolt Flange |
| Connection Size (Inches) | 1-1/2" (Standard) |
| Body Material (Casing) | Cast Iron (ASTM A48 Class 30) |
| Impeller Material | One-Piece Cast Bronze |
| Shaft Material | Alloy Steel w/ Cupro-Nickel Sleeve |
| Mechanical Seal Type | Ceramic Face / EPT Elastomer |
| Max Flow Rate (GPM) | 85 GPM |
| Max Head (Feet) | 40 Feet |
| Max Operating Pressure (PSI) | 175 PSI |
| Max Fluid Temperature (°F/°C) | 250°F (121°C) |
| Min Fluid Temperature (°F/°C) | 40°F (4°C) |
| Drive Type | Close-Coupled |
| Bearing Type | Maintenance-Free Sealed Ball Bearings |
| Flange-to-Flange Length | 12 Inches |
| Shut-off Head | 42 Feet |
| Thermal Protection | External Overload Required |
| Service Factor | 1.15 |
| Dry Weight (lbs/kg) | 48 lbs (21.8 kg) |
| Application Suitability | Industrial Closed-Loop Heating/Cooling |
| Compliance | UL Listed / CSA Approved |
| SEO Usage Profile | Industrial HVAC / 3-Phase Power Facilities |
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