In-line single-stage circulation pump
TD40-28/2
TD (in-line circulation) · 60 Hz
TD40-28/2 is an in-line single-stage circulation pump from the CNP TD (in-line circulation) range (60 Hz). Rated 3 kW, 5–20 m³/h, head 20–35 m. Net weight 70 kg.
- Eleven sizes, DN32 to DN300, flow up to about 900 m³/h
- Head up to about 100 m, 2-pole and 4-pole motors
- Liquid from -15 to +110 °C, working pressure 12 bar (16 bar special)
Performance curve Curve-based
Efficiency, shaft power and NPSHr are not published for this model in the source catalogue.
Head versus flow at 60 Hz, 3500 rpm, clean water. Source: Performance table, PDF p. 28.
| Flow (m³/h) | Head (m) |
|---|---|
| 5 | 35 |
| 10 | 33 |
| 12 | 31 |
| 15 | 28 |
| 20 | 20 |
Dimensions & weight
| Code | Description | Value |
|---|---|---|
| D | D | 160 mm |
| B1 | B1 | 197 mm |
| B2 | B2 | 165 mm |
| B3 | B3 | 97 mm |
| B4 | B4 | 95 mm |
| B5 | B5 | 120 mm |
| H1 | H1 | 68 mm |
| H2 | H2 | 178 mm |
| H3 | H3 | 591 mm |
| L1 | L1 | 320 mm |
| L2 | L2 | 160 mm |
| — | Net weight | 70 kg |