MR B

Single threaded or flanged bronze circulators for three-speed domestic water circulation, with threaded or flanged connections. Read more

Features

AISI 316 rotor can without welding points

AISI 316 rotor can without welding points

Practical and easy to use

Practical and easy to use

High efficiency

High efficiency

PZH
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

Technical data

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
Connections G½ / G1 / DN40 / DN50 / DN65
Min. suction pressure 0.05 bar at 50°C
0.8 bar at 80°C
1.4 bar at 110°C

Materials

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)

What percentage of glycol can be used in the system when the circulator is used for cooling?

The maximum amount of glycol that can be used is 20%.

What is the correct position and installation for circulators and in-line pumps?

Please check the pictograms in the instruction manual.

What is the circulator's supply voltage?

The circulator’s supply voltage is 230V

Can I change the circulator’s settings?

If the circulator has a display, its functions can be changed according to the system’s requirements.


More details
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