S&P CMPT/4 PTC Centrifugal Fan, Plastic, Size 23 to 30
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Description
Description
S&P CMPT/4 PTC is a plastic centrifugal fan from the S&P CMPB / CMPT series for three-phase supply. According to the manufacturer, the units are suitable for extracting aggressive gases and vapours; scroll housing and impeller are made of polypropylene and the motor is separated from the airflow.
Sizes 23, 25 and 30 move 2,560 to 4,240 m³/h free-blowing. According to S&P, all CMPT models can be speed-controlled via frequency inverter (20 to 50 Hz).
Technical data
Technical data
| Design | medium-pressure centrifugal fan, motor separated from the airflow |
|---|---|
| Scroll housing | polypropylene (PP), stainless steel screws |
| Motor mount | nylon composite (models 14 to 25), polypropylene (model 30) |
| Impeller | centrifugal impeller made of polypropylene, free-running, forward curved, balanced to ISO 1940 |
| Motor | AC motor, insulation class F, protection class IP55, continuous duty S1, maintenance-free ball bearings |
| Power supply | 3~ 230/400 V, 50 Hz (3~ 400 V in star connection; delta only with S&P FUW-N frequency inverter) |
| Motor protection | PTC thermistor |
| Air temperature | -10 °C to +60 °C |
| Housing position | LG 0 to LG 315 on site in 45° steps, RD on request |
| Model | Item number | S&P type | Speed | Motor power | Rated current | Airflow | Sound pressure level² | Inlet/outlet Ø | Weight |
|---|---|---|---|---|---|---|---|---|---|
| 23 | 5154006800 | CMPT/4-23-0.55 PTC | 1,450 rpm | 0.55 kW | 2.42 / 1.4 A | 2,560 m³/h | 64 dB(A) | 250 / 200 mm | 15 kg |
| 25 | 5154006900 | CMPT/4-25-0.55 PTC | 1,450 rpm | 0.55 kW | 2.42 / 1.4 A | 2,680 m³/h | 60 dB(A) | 250 / 250 mm | 15 kg |
| 30 | 5154007000 | CMPT/4-30-1.1 PTC | 1,450 rpm | 1.1 kW | 4.16 / 2.4 A | 4,240 m³/h | 69 dB(A) | 315 / 250 mm | 29 kg |
² Measured at a distance of 1.5 m in free field at point A of the characteristic curve.
Features
Features
- Scroll housing and forward curved impeller made of polypropylene, stainless steel screws.
- 4-pole three-phase motor with PTC thermistor; S&P specifies the MSK-EX motor protection switch.
- Speed control via S&P FUW N or FUD N frequency inverters according to the manufacturer.
- Performance data according to the manufacturer to ISO 5801 and AMCA 210-99; characteristic curves and sound power spectra are given in the S&P data sheet.
- Accessories listed by S&P include MFP-N flexible connectors, CARP-N manual shut-off dampers and APP-N outlet spigots with bird guard, made of polypropylene.
Note on variants
Note on variants
The "Model" option indicates the size (23, 25 or 30). In the S&P documents the types are called CMPT/4-23-0.55 PTC, CMPT/4-25-0.55 PTC and CMPT/4-30-1.1 PTC; "/4" stands for the 4-pole motor, the last number for the motor power in kW.
Data sheets and manuals (PDF)
Data sheets and manuals (PDF)
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