STAC - Model CF Series - Single Impeller Centrifugal Pumps
From Surface Centrifugal Cast Iron Made Electric Pumps
This classical single-impeller pumps are suitable to be used in domestic, agricultural and industrial applications, as well as in heating and water supply systems.
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Limits Of Use:
Limits Of Use:
- Clean water with max temperature 80°C (45°C pumps with plastic impellers)
- Max. suction depth: 7 mt
Construction Materials:
- Pump body and motor bracket: G20 cast iron.
- Noryl impeller for CF/50, CF/80 and CF/100 (bronze one on request, bronze impeller for others
- Aisi 416 shaft
- Ceramic/graphite mechanical seal
Electric Motor:
- 2 poles, close type with external cooling fan, insulation class F, grade of protection IP44.
- Standard voltages: M = 230/240-50; T = 230/400-50.
- Single phase motors is fitted with thermic microswitches to avoid damages to the motor. The protection of thereephase
- motors have to be arranget by the user.
- Different voltages and frequency available on request
Centrifugal single impeller pumps: medium deliveries and heights. Brass impellers (till 0.75 Kw available also in noryl). Max water temperature 90° C for pumps with brass impeller. 45°C for others.
Common Features:
Cast iron monoblock centrifugal surface electric pumps with varied performances for clean water and similar liquids. Casing and bracket are made in cast iron, motor is in aluminium case, noryl-brass-cast iron impellers, standard mechanical seal in NBR/carbon/ceramic and shaft in quality s/s. Max water temperature 45°C tor pumps with plastic parts in touch with water and about 100°C for others. Suction 4/5 mt (8/9 mt for self-priming pumps). Induction 2 poles motor, continuative service, self-cooling protection IP44 and class F insulation. Single-phase mod. have a permanent split condenser and a thermo-amperometric protection. Standard voltages 230V-50 Cy (single-phase), 230/400V-50 Cy (threephase till 4 Kw) and 400/690V-50 Cy (three-phase over 5.5 Kw). Special voltages and executions on request.
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