S&P CTVB/CTVT N-K N8 Roof Fan, Vertical, up to 120 °C
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Description
Description
S&P CTVB/CTVT N-K N8 Roof Fan, Vertical, up to 120 °C: vertically discharging roof fan for air temperatures up to 120 °C, as CTVB for 230 V or as CTVT for 400 V. Options under version: CTVT/4 N-K N8, 400 V, CTVT/6 N-K N8, 400 V and CTVB/4 N-K N8, 230 V.
The versions in detail
The versions in detail
CTVT N-K N8, 400 V: S&P CTVT N-K N8 is a centrifugal roof fan with vertical discharge from the S&P CTVB N-K / CTVT N-K series for high air temperatures. According to S&P, the motor is separated from the airflow, ventilated by a cooling air system and suitable for continuous operation up to 120 °C. The product covers sizes 225, 250, 315, 400, 450, 500, 560, 630 and 710. S&P lists commercial kitchens and industrial process applications as areas of use.
CTVB/4 N-K N8, 230 V: S&P CTVB/4 N-K N8 is a centrifugal roof fan with vertical discharge from the S&P CTVB N-K / CTVT N-K series for high air temperatures. According to S&P, the motor is separated from the airflow, ventilated by a cooling air system and suitable for continuous operation up to 120 °C. The product covers sizes 225, 250, 315 and 400. S&P lists commercial kitchens and industrial process applications as areas of use.
Technical data
Technical data
| Series | CTVB N-K / CTVT N-K |
|---|---|
| Design | centrifugal roof fan, vertical discharge, vertical shaft position only |
| Air temperature | continuous operation up to 120 °C according to the manufacturer |
| Base plate | galvanised sheet steel with integrated inlet nozzle |
| Hood | aluminium with bird guard |
| Impeller | galvanised sheet steel centrifugal impeller, free running, backward curved, statically and dynamically balanced to ISO 1940 |
Data per version:
| Feature | CTVT N-K N8, 400 V | CTVB/4 N-K N8, 230 V |
|---|---|---|
| Motor | AC three-phase motor, insulation class F, protection rating IP 55; sizes 225 to 400 with thermal contact routed separately to the terminal board, sizes 450 to 630 standard motors with PTC thermistor | AC capacitor motor, 4 pole, insulation class F, protection rating IP 55, thermal contact routed separately to the terminal board, continuous duty S1, sealed maintenance-free ball bearings |
| Power supply | 3~ 230/400 V, 50 Hz (225 to 400: 3~ 400 V in star, delta only with S&P FUW-N; 450 to 710: 3~ 400 V in delta, FUW-N not possible); CTVT/6-710: 3~ 400 V, 50 Hz | 1~ 230 V, 50 Hz |
| Speed control | sizes 225 to 400 via transformer and frequency inverter (20 to 50 Hz), sizes 450 to 630 via frequency inverter (20 to 50 Hz) only | via transformer and electronic speed controller |
| Motor protection | all-pole to EN 60335-2-80 with MSD-2 motor protection switch (thermal contact) or MSK-EX (PTC thermistor) | all-pole to EN 60335-2-80 in combination with the MSD-2 motor protection switch |
Note on variants
Note on variants
Select version and size. Not every combination is available.
| Version | Size | Item number | Speed | Power input | Motor current 230 V / 400 V² | Airflow (free blowing) | Sound pressure level inlet/outlet¹ | Connection with JPA connection plate | Weight | Motor current² |
|---|---|---|---|---|---|---|---|---|---|---|
| CTVT/4 N-K N8, 400 V | 225 | 5136004600 | 1390 min⁻¹ | 164 W | 0.5 / 0.3 A | 1,830 m³/h | 53 / 57 dB(A) | DN 250 | 23 kg | |
| CTVT/4 N-K N8, 400 V | 250 | 5136004500 | 1370 min⁻¹ | 277 W | 1.0 / 0.6 A | 2,660 m³/h | 54 / 57 dB(A) | DN 355 | 36 kg | |
| CTVT/4 N-K N8, 400 V | 315 | 5136004400 | 1400 min⁻¹ | 538 W | 2.1 / 1.2 A | 4,320 m³/h | 58 / 62 dB(A) | DN 355 | 36 kg | |
| CTVT/4 N-K N8, 400 V | 400 | 5136004300 | 1430 min⁻¹ | 1,139 W | 4.0 / 2.3 A | 6,760 m³/h | 64 / 69 dB(A) | DN 400 | 51 kg | |
| CTVT/4 N-K N8, 400 V | 450 | 5136019900 | 1460 min⁻¹ | 2,163 W | 7.5 / 4.3 A | 9,050 m³/h | 67 / 71 dB(A) | DN 500 | 75 kg | |
| CTVT/6 N-K N8, 400 V | 500 | 5136020100 | 950 min⁻¹ | 1,505 W | 5.4 / 3.1 A | 10,380 m³/h | 60 / 65 dB(A) | DN 630 | 115 kg | |
| CTVT/6 N-K N8, 400 V | 560 | 5136020200 | 970 min⁻¹ | 2,558 W | 9.0 / 5.2 A | 14,410 m³/h | 64 / 68 dB(A) | DN 630 | 139 kg | |
| CTVT/6 N-K N8, 400 V | 630 | 5136020300 | 970 min⁻¹ | 4,387 W | 14.3 / 8.2 A | 20,560 m³/h | 67 / 71 dB(A) | DN 710 | 197 kg | |
| CTVT/6 N-K N8, 400 V | 710 | 5136020700 | 970 min⁻¹ | 6,714 W | 400 V only: 12.9 A | 27,280 m³/h | 71 / 75 dB(A) | DN 710 | 247 kg | |
| CTVB/4 N-K N8, 230 V | 225 | 5136005100 | 1400 min⁻¹ | 166 W | 1,910 m³/h | 53 / 57 dB(A) | DN 250 | 19 kg | 0.7 (0.9) A | |
| CTVB/4 N-K N8, 230 V | 250 | 5136005000 | 1390 min⁻¹ | 299 W | 2,690 m³/h | 55 / 58 dB(A) | DN 355 | 35.5 kg | 1.3 (1.6) A | |
| CTVB/4 N-K N8, 230 V | 315 | 5136004900 | 1410 min⁻¹ | 587 W | 4,340 m³/h | 59 / 62 dB(A) | DN 355 | 35.5 kg | 2.7 (3.4) A | |
| CTVB/4 N-K N8, 230 V | 400 | 5136004700 | 1420 min⁻¹ | 1,170 W | 6,700 m³/h | 65 / 69 dB(A) | DN 400 | 53 kg | 5.1 (6) A |
Features
Features
- Motor outside the airflow, ventilated by a cooling air system.
- Lifting eye to make transport and installation on the roof easier according to the manufacturer.
- Performance curves, sound power spectra and dimensions are given in the S&P data sheet; the stated connection diameter applies in combination with the JPA connection plate.
- CTVT N-K N8, 400 V: Accessories listed by S&P include MSD or MSK-EX motor protection switches, the PM-55/3 NV maintenance switch, RDV N 5-step transformers (up to size 400) and FUW N or FUD N frequency inverters.
- CTVB/4 N-K N8, 230 V: Accessories listed by S&P include the MSD-2 motor protection switch, the PM-55/3 NV maintenance switch and REV N 5-step transformers.
¹ Measured at 3 m distance in free field at point 2 of the curve. ² At 50 Hz, unregulated; CTVT/6-710 for 3~ 400 V only.
¹ Measured at 3 m distance in free field at point 2 of the curve. ² Value in brackets: maximum motor current with transformer or phase angle control.
Data sheets and manuals (PDF)
Data sheets and manuals (PDF)
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