🌀 ESPA Silen I Pool Pump: quiet recirculation and filtration
The ESPA Silen I is a single-stage centrifugal pump for pool water recirculation and filtration. It is quiet, self-priming up to 4 m, and compatible with salt water up to 7 g/l. It comes with 50 mm unions.
✔ Silen I Pump Features
- ✅ Self-priming up to 4 m
- ✅ Salt water: compatible up to 7 g/l
- ✅ 50 mm unions included
- ✅ Built-in thermal protection
- ✅ 2900 rpm motor, continuous operation
📊 Technical Table by Model
| Model | HP | P2 (kW) | P1 (kW) | Current (A) | Capacitor (µF) | Weight (kg) |
|---|---|---|---|---|---|---|
| Silen I 33 8 M | 0,33 | 0,25 | 0,45 | 2 | 12 | 8,9 |
| Silen I 50 12 M | 0,5 | 0,37 | 0,65 | 2,8 | 12 | 10,2 |
| Silen I 100 15 M | 1 | 0,75 | 0,85 | 3,8 | 12 | 10,9 |
💧 Flow Rate (m³/h) by Manometric Head (m)
| Model | 1,5 | 3 | 4,5 | 6 | 9 | 12 | 15 | 17,4 |
|---|---|---|---|---|---|---|---|---|
| Silen I 33 | 10,2 | 9,7 | 8,6 | 7,2 | 3,2 | - | - | - |
| Silen I 50 | 12,3 | 11,9 | 11,3 | 10,5 | 8,1 | 4,6 | - | - |
| Silen I 100 | 13,8 | 13,3 | 13 | 12,5 | 10,8 | 8,1 | 4,8 | 1,8 |
In the table, each column shows a flow rate in m³/h and the value is the head in meters.
📋 Technical Information
- ✅ Maximum water temperature: 40 °C
- ✅ Body, impeller, diffuser, suction and discharge: technopolymer
- ✅ Shaft: AISI 431 stainless steel
- ✅ Sealing: mechanical seal; NBR/EPDM seals
- ✅ Motor casing: aluminum
- ✅ IPX5 protection, class F insulation
- ✅ Power supply: single-phase 230 V, 50 Hz; without cable
