Description
| Model | Pump | GST 05-20 |
| Motor | 4CS3926 | |
| Brand | Gol Pumps | |
| Manufacturer’s Warranty | 1 years Limited Warranty | |
| P2 | kW | 0.75 |
| HP | 1 | |
| Service Factor | 1.4 | |
| Material | Pump | Noryl |
| Motor | Noryl | |
| Voltage – Phase | 230V – Three Phase | |
| Wire | – | |
| In | A | 3.6 |
| Imax | A | 4.4 |
| Istart | A | 20 |
| PF (%) | Allowable Load | 0.71 |
| Overload Factor | 0.8 | |
| Efficiency (%) | Allowable Load | 72.5 |
| Overload Factor | 74.1 | |
| R.P.M | 3450 | |
| Thrust | N | 3000 |
| Capacitor | UF | No |
| Cable | AWG | 14 |
| Length (ft.) | 3.9 | |
| Production Country | Taiwan | |
Performance Curves
| Pump Model | Motor | Q Capacity 3500RPM | |||||||||||||||
| kW | HP | Gal/Min | 0 | 2.6 | 4 | 5.3 | 6.6 | 7.9 | |||||||||
| GST 05-20 | 0.75 | 1 | Head (ft.) | 633.2 | 554.5 | 485.6 | 393.7 | 288.7 | 173.9 | ||||||||
Dimensions and Weights
| Outlet | Motor Dia. | Dimensions (inch) | Weight (lb) | |||||
| A | B | C | D | Pump | Motor | Pump + Motor | ||
| NPT 1 1/4″ | 4″ | 19.6 | 1 1/4 | 3.9 | 31.3 | 10.8 | 24 | 34.8 |
Part List and Materials
| No. | Part Name | Materials |
| 1 | Discharge Head | AISI 304 |
| 4 | Check Valve Cone | AISI 304 |
| 6 | Check Valve Retaining Ring | AISI 304 |
| 8 | Bearing Spider | Glass Filled Polycarbonate |
| 12 | Diffuser | Glass Filled Polycarbonate |
| 13 | Bowl | AISI 304 |
| 18 | Impeller | Noryl |
| 34 | Strainer | AISI 304 |
| 40 | Pump Shaft / Coupling | AISI 304 |
| 42 | Shaft Sleeve | AISI 304 or Norly |
| 48 | Pump Casing | AISI 304 |
| 52 | Cable Guard | AISI 304 |
| 86 | O-Ring | NBR |
| 92 | Bearing | Polyacetal |






