Sauermann Condensate Tank Pump 500 L/h, 0.5 L – Si-1805
Compact centrifugal condensate pump for air-conditioning equipment and refrigerated display cabinets. Features a removable 0.5 L tank, integrated non-return valve and high-level safety switch. The reversible pump arrangement provides flexibility when positioning inlet connections.
| Specification | Details |
|---|
| Model | Si-1805 |
| Specification reference | SI1805SIAN23 – bare-ended wiring version |
| Pump type | Centrifugal tank pump |
| Tank capacity | 0.5 L |
| Maximum flow rate | 500 L/h |
| Maximum discharge head | 5.4 m |
| Shut-off head | 5.8 m – zero flow |
| Power supply | 230 V AC, 50/60 Hz |
| Electrical input | 90 W |
| Sound level | ≤47 dB(A), at 1 m in application |
| Maximum condensate temperature | 65°C; short peaks to 80°C |
| Condensate acidity | pH >3.4 |
| Inlet sizes | 24 mm and 21 mm |
| Discharge tubing | 10 mm internal diameter; 6 mm adaptor supplied |
| Safety switch | Normally closed, 4 A resistive at 250 V |
| Duty cycle | 30%: 3 seconds on / 7 seconds off |
| Protection rating | IP20 |
| Dimensions (L × W × H) | 195 × 130 × 132 mm |
| Weight including packaging | 2.0 kg |
Manufacturer source: Sauermann Si-1805 technical datasheet
