Grundfos
Alpha 3/50 hp 21.5 gpm 115V Cast Iron Circulator Pump with Terminal Box
Part #G99163903 | Item #7286082 | Manufacturer Part #99163903
Flow Rate:
10.8 gpmProduct Details
- Energy efficient permanent magnet motor
- AUTOAdapt control mode automatically adjusts the performance
- Three constant speed settings and three constant pressure settings
- Available with either cast iron or stainless steel pump housing
- LED display shows current energy consumption and estimated flow
- Integrated check valve
- Available with either Line cord or terminal box connection
- Flanged connection with nut capture feature for quick installation
- Magnetite-resistant design helps prevent deposits and blockages with robust ceramic shaft, ceramic bearing rings, and stainless steel bearing plate
- Robust startup feature enables the pump to continuously attempt to restart in blocked rotor conditions
Documents
Specifications
AMP: 0.65
ANSI Specifications: [ANSI 372, ANSI 61]
Blower Type: Variable Speed
Collection: Alpha
Depth: 6-19/50 in
Discharge: 1-1/2 in
End Connection 1: Flanged
End Connection 2: Flanged
End Connections: Flanged
Energy Star Compliant: No
FM Approved: No
Fitting Size 1: 1/2 in
Fitting Size 2: 3/4 in
Fitting Sizes: 1/2 in x 3/4 in
Flow Rate: 10.8 gpm
Height: 6-1/2 in
Horsepower: 3/50 hp
IAPMO Listed: No
Impeller: Composite
Installation Type: In-line
Material: Cast Iron
Maximum Feet of Head: 18
Maximum Pressure: 150 psi
Maximum Temperature: 230
Minimum Temperature: 36
NSF Certified: Yes
NSF Specifications: [NSF 372, NSF 61]
Phase: Single Phase
Power Source: Hardwired
Product Type: [Circulator Pump, Box]
Pump Application: Heating
Pump Body Material: Cast Iron
Pump Motor Type: ECM
Pump Mounting: In-Line
Pump Phase: 1
Pump Stage: 1
UL Listed: No
Volts: 115V
Watts: 45000
Weight: 6.746
Width: 3-14/25 in
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