Atmos GIGA-B 50/105-4/2
Article number : 2213864
| Hydraulic data | |
|---|---|
| Minimum efficiency index (MEI) | ≥0.4 |
| Min. fluid temperature Tmin | -20 °C |
| Max. fluid temperature Tmax | 140 °C |
| Max. ambient temperature Tmax | 40 °C |
| Maximum operating pressure PN | 16 bar |
| Note on dimensioning | 16 bar to 120 °C, 13 bar to 140 °C |
| Motor data | |
|---|---|
| Mains connection | 3~400 V, 50 Hz |
| Number of poles | 2 |
| Voltage tolerance | ±10 % |
| Motor efficiency class | IE3 |
| Rated power P2 | 4 kW |
| Rated current IN | 7.9 A |
| Rated speed n | 2900 1/min |
| Power factor cos φ100 | 0.84 |
| Motor efficiency 50% ηM 50% | 85.8 % |
| Motor efficiency 75% ηM 75% | 88.1 % |
| Motor efficiency 100% ηM 100% | 88.1 % |
| Motor winding up to 3 kW | - |
| Motor winding from 4 kW | - |
| Insulation class | F |
| Protection class motor | IP55 |
| Motor protection | no |
| Materials | |
|---|---|
| Impeller | Grey cast iron EN-GJL-200 |
| Lantern | Grey cast iron |
| Installation dimensions | |
|---|---|
| Pipe connection on the suction side DNs | DN 65 |
| Pipe connection on the discharge side DNd | DN 50 |
Atmos GIGA-B 50/105-4/2
∆: Connection diagram delta connection
Y: Connection diagram star connection
Motor protection switch required on-site. Check the direction of rotation! To change the direction of rotation, exchange any two phases.
| P2≤ 3 kW | 3~400 V Y |
| 3~230 V ∆ | |
| P2≥ 4 kW | 3~690 V Y |
| 3~400 V ∆ |
After removing the bridges, Y-∆ start is possible.
Airborne sound data sheet
| Airborne sound power LW,A | |
|---|---|
| Octave band centre frequency in Hz | Level in dB(A), ref. 20µPa |
| 63 | 39.4 |
| 125 | 46.7 |
| 250 | 60.8 |
| 500 | 68.7 |
| 1000 | 75 |
| 2000 | 72.9 |
| 4000 | 68.2 |
| 8000 | 57.2 |
| Airborne sound-power level (total) Lw | 78 db(A) |
| Airborne sound pressure Lp,A,1m | |
|---|---|
| Octave band centre frequency in Hz | Level in dB(A), ref. 1pW |
| 63 | 26.4 |
| 125 | 33.7 |
| 250 | 47.8 |
| 500 | 55.7 |
| 1000 | 62 |
| 2000 | 59.9 |
| 4000 | 55.2 |
| 8000 | 44.2 |
| Airborne sound-pressure level (total) Lp | 65 db(A) |
The acoustic values given are based on measurements and in some cases on calculations and may deviate by up to 3 dB.
| Product data | |
|---|---|
| Brand | Wilo |
| Product description | Atmos GIGA-B 50/105-4/2 |
| Article number | 2213864 |
| EAN number | 4062679166520 |
| Colour | Green |
| Minimum order quantity | 1 |
| Date of sales availability | 2021-12-01 |
| Packaging | |
|---|---|
| Packaging type | One-way pallet |
| Packaging property | Transport packaging |
| Pieces per pallet | 1 |
| Number per layer | 1 |
| Dimension, weight | |
|---|---|
| Length with packaging | 800 mm |
| Length L | 629 mm |
| Height with packaging | 600 mm |
| Height H | 300 mm |
| Width with packaging | 600 mm |
| Width W | 250 mm |
| Gross weight, approx. m | 96 kg |
| Net weight, approx. m | 76 kg |
Installation and operating instructions
Wilo-Atmos GIGA-I/-D/-B
| Article Number | 2230376 |
| Edition | 2024-09 |
| Number of pages | 72 |
| Language | en, zh |
PDF (7 MB)Wilo-Atmos GIGA-I/-D/-B
| Article Number | 2230371 |
| Edition | 2024-09 |
| Number of pages | 40 |
| Language | en |
PDF (7 MB)Additional instructions
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| Article Number | 2234770 |
| Edition | 2025-03 |
| Number of pages | 68 |
| Language | de, en, fr, nl |
PDF (9 MB)Consulting guide
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| Edition | 2021-12 |
| Number of pages | 24 |
| Language | en |
PDF (7 MB)Group Statement
Group Statement REACH
| Edition | 2021-05 |
| Number of pages | 5 |
| Language | language neutral |
PDF (271 KB)