Products
LEO EDH4-20
LEO EDH4-20 horizontal multistage pump, 0.55 kW, three phase. Standard EDH specifications. Price and availability on enquiry.
LEO EDH4-20 — technical information
Application
Stainless steel horizontal multistage pump for water supply, pressure boosting, irrigation, equipment support and circulation duties. Confirm liquid compatibility, suction conditions and the required operating duty.
Model specifications
| Motor output power | 0.55 kW / 0.75 HP |
|---|---|
| Motor phase | Three phase |
| Performance-sheet frequency | 50 Hz |
| Supply voltage | Confirm the supplied motor nameplate; voltage is not specified in this sheet. |
| Nominal flow designation | 4 m³/h (model code) |
| Stage designation | 2 impeller stages (model code) |
| Maximum operating pressure | 10 bar |
| Maximum liquid temperature | 85 °C |
| Liquid pH range | 4–10 |
| Maximum listed installation altitude | 1,000 m |
| Manufacturer-listed maximum suction lift | 8 m; actual achievable lift depends on suction conditions and NPSH. |
| Maximum inlet pressure | Limited by maximum operating pressure |
| Insulation class | F |
| Enclosure protection | IP55 |
| Maximum ambient temperature | 40 °C |
Construction
| Pump body, shaft, impellers, sleeves and diffusers | AISI 304 stainless steel |
|---|---|
| Support and rear cover | ZL102 |
| Base | Q235 steel |
| Mechanical seal | SiC/carbon |
| Motor windings | Copper |
| Thermal protection | The sheet’s built-in thermal protector feature applies to single-phase versions |
EDH4-20 hydraulic performance data
| Flow Q (m³/h) | Head H (m) |
|---|---|
| 1 | 17.8 |
| 2 | 17.2 |
| 3 | 16.1 |
| 4 | 14.3 |
| 4.5 | 12 |
| 5 | 11.3 |
| 6 | 6.3 |
| 7 | 2.3 |
Manufacturer-tabulated points from the standard EDH section are reproduced for this model. EDH and EDH-F rows are kept separate where their figures differ. Values outside this table are not extrapolated; the final listed flow is not a stated maximum flow.
Individual hydraulic curve and dimensional drawing
This 3-phase EDH4-20 figure reproduces the EDH (non-F) table points and dimension row. Straight interpolation only; no inferred shut-off head, maximum flow or extrapolation. Confirm the supplied motor and duty point.
Product dimensional data
| L | 427 mm |
|---|---|
| A | 160 mm |
| C | 138 mm |
| D | 165 mm |
| E | 108 mm |
| F | 130 mm |
| G (connection) | G1¼ |
| H | 216 mm |
| J | 110 mm |
| M | Ø195 mm |
| N | 103 mm |
| d | 9 mm |
Dimension symbols follow the supplier drawing. M is the diameter designation shown as Ø in the sheet. Product dimensions and package dimensions are separate.
Packaging and transport
| Gross packaged weight | 11.5 kg |
|---|---|
| Package length × width × height | 465 × 225 × 270 mm |
| Sheet-listed container quantity | 1044 units per 20-foot TEU |