Centrifugal pumps with open impeller
- Close-coupled centrifugal pumps with open impeller.
- Free-flow impeller (vortex or recessed impeller) for type C 16/1E.
- C: version with pump casing and lantern bracket in cast iron.
- BC: version with pump casing and lantern bracket in bronze.
- The pumps are supplied fully painted.
Description
Technical Specifications
Flow
0.6 / 15
mc / h
Head
3.6 / 22.4
m
Power
0.15 / 1.1
kW
Applications
- For moderately dirty liquids or emulsions.
- For industry and agriculture.
Operating conditions
- Liquid temperature from -10 °C to +90 °C.
- Ambient temperature up to 40° C.
- Total suction lift up to 8 m.
- Maximum permissible working pressure: 6 bar.
- Maximum size of solids: 4 mm.
- Continuous duty. (S3 60% for C 22E).
Features
- Flexible: The option to choose between cast iron and bronze materials for the hydraulic parts in contact with the pumped liquid allows C series pumps to be selected for use with different types of liquids.
- Solid parts: The open impeller allows for the passage of suspended solids in pumped liquid.
- Reliable: The bearing and shaft are designed to ensure the reduction of the stress, providing high reliability under all operating conditions.
Additional information
| Brands | Calpeda |
|---|---|
| Category Top Level | Building Services |
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Rated speed of rotation (50 Hz):
NM, NMS ≈ 2900 rpm.
NM4, NMS4 ≈ 1450 rpm.
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N 40-250C version with pump casing and lantern bracket in cast iron.
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The pumps are supplied fully painted.
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End-suction centrifugal pumps EN 733 2- and 4- pole Product Description
Single-stage end-suction centrifugal pumps, with bearing bracket.
- The electropumps N, B-N, N4, B-N4 series comply with the European Regulation no. 547/2012 in force starting from 01.01.2013.
- Nominal duty points and main dimensions in accordance with EN 733.
- Back Pull-Out construction, for simple and quick dismantling and reassembly.
- N, N4: version with pump casing and lanter bracket in cast iron.
- B-N, B-N4: version with pump casing and lanter bracket in bronze (the pumps are supplied fully painted).
- Rated speed of rotation (50 Hz): N = 2900 rpm.; N4 = 1450 rpm.
- Standardized mechanical seal in accordance with ISO 3069.
- Stuffing box seal (on request).
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