About Pump mr b
Single threaded or flanged bronze circulators for three-speed domestic water circulation, with threaded or flanged connections
Features
- AISI 316 rotor can without welding points
- Practical and easy to use
- High efficiency
description Pump mr b
Single threaded or flanged circulators for sanitary water with three speeds and with permanent magnet motor and bronze body.
The MR B is available with both threaded and flanged connections.
For further technical information see the Databook
• Circulation of domestic water
Overview of technical data mr b
| Flow rate | from 0.5 to 25.0 m³/h |
| Total head | From 0.5 m to 12.0 m |
| Max. working pressure | 10 bar |
| Max. ambient temperature | 0 ÷ +40°C |
| Max. temperature of the liquid | -10°C ÷ +65°C |
| Insulation class | H |
| Protection degree | IP43 for three-phase IP44 for single-phase |
| Voltage | Single-phase 1~230V Three-phase 3~400V |
Material Pump mr b
| Pump body | Bronze |
| Impeller | Polyamide |
| Shaft | Stainless steel AISI 420 (EN 1.4021) and 431 (EN 1.4057) |
| Rotor can | Stainless steel AISI 316 (EN 1.4401) |
Technical
• Total head: 1 ÷ 12 m
• Capacity: 0.5 ÷ 45 m3/h
• Liquid temperature: +5°C ÷ +65°C
• Ambient temperature: -10 ÷ +40°C
• Maximum pressure: 10 bar
MATERIALS
• Pump casing in bronze
• Runner in polyamide
• Shaft in stainless steel
• Radial bearing in graphite
• Separator tube and plate in stainless steel AISI 316
