Máy bơm làm mát LFO
Standard Specifications
| Used liquid | Property of liquid | Liquids containing additives (anticorrosive, etc.), for |
| water-soluble and water-insoluble coolants ※ | ||
| Temperature | 0 to 40°C (No frozen liquid) | |
| Allowable kinematic viscosity | LFO-A：32mm2/s LFO-B：150mm2/s | |
| Installation location | Indoor | |
| Ambient temperature: 0 to 40 °C, RH 85% or below (no condensation), Height above sea level : 1000m or less, Place not exposed to direct sunlight, Place in an area free of corrosive or explosive gas or vapor. | ||
| Material | Casing | FC200 |
| Discharge pipe | SGP ＋ SS | |
| Impeller | FCD450 | |
| Main shaft | 2.2 kW or less：S35C | |
| 3.7 kW or more：S45C | ||
| Sealing structure | Non-seal (mechanical seal-less) | |
| Motor | 3-phase 50/60/60Hz 200/200/220V 0.75～2.2kW | |
| Power source | 3-phase 50/60/60Hz 200/200/220V 3.7～5.5kW | |
| 3-phase 50/60/60Hz 400/400/440V | ||
| Type | Totally enclosed fan-cooled indoor type | |
| Protection method | IP44 | |
| Thermal class | F | |
| Rating | Continuous | |
| Number of poles | 2P | |
| Paint color | Munsell N1.5 | |
- For low viscosity liquid
Bore diameter (mm) Frequency (Hz) Type
Rated voltage (V) Output (kW) Rated current (A) Starting current (A) Discharge rate (L/min) Total head (m) 50 50
LFO50A-0.75-35（50）-e 200
0.75 4.0 30 100～280 8～4 65
LFO65A-1.5-35（50）-e 1.5 6.5 66 200～500
10～5 LFO65A-2.2-35（50）-e 2.2 9.3 84 15～9 LFO65A-3.7-35（50）-e 200/400 3.7 14.7 134 24～14 80
LFO80A-2.2-35（50）-e 200 2.2 9.3 84 400～750
10～5 LFO80A-3.7-35（50）-e 200/400
3.7 14.7 134 14～10 LFO80A-5.5-35（50）-e 5.5 22.9 155 21～13 50 60
LFO50A-0.75-35（50）-e 200/220
0.75 3.5/3.5 29/32 100～350 12～6 65
LFO65A-1.5-35（50）-e 1.5 6.3/5.8 64/70 200～600
15～7 LFO65A-2.2-35（50）-e 2.2 8.4/7.9 73/80 22～13 LFO65A-3.7-35（50）-e 200/220 400/440
3.7
13.7/12.9
116/130
36～20 80
LFO80A-2.2-35（50）-e 200/220 2.2 8.4/7.9 73/80 450～900
15～8 LFO80A-3.7-35（50）-e 200/220
400/440
3.7 13.7/12.9 116/130 21～15 LFO80A-5.5-35（50）-e 5.5 20.9/19.6 128/144 31～19
Bore diameter (mm) Frequency (Hz) Type
Rated voltage (V) Output (kW) Rated current (A) Starting current (A) Discharge rate (L/min) Total head (m) 50 50
LFO50B-0.75-35（50）-e 200
0.75 4.0 30 60～200 8～4 65
LFO65B-1.5-35（50）-e 1.5 6.5 66 150～400
11～5 LFO65B-2.2-35（50）-e 2.2 9.3 84 17～6 LFO65B-3.7-35（50）-e 200/400 3.7 14.7 128/144 25～6 50 60
LFO50B-1.5-35（50）-e 200/220
1.5 6.3/5.8 64/70 60～250 12～6 65
LFO65B-2.2-35（50）-e 2.2 8.4/7.9 73/80 200～500
16～7 LFO65B-3.7-35（50）-e 200/220 400/440
3.7
13.7/12.9
128/144
23～8
