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| Brand | Siemens |
| Actuator Type | Valve Actuator |
| Model Name/Number | MVI421 |
| Material | Stainless steel/brass/bronze Rg5 |
| Voltage | 230 V AC |
| Power Consumption | 12 VA |
| Positioning Signal | 2-position |
| Positioning Time | 10 seconds |
Siemens MVI421 Valve Actuator 2-Port and 3-Port Zone are used in heating, ventilation and air conditioning systems for water-side terminal unit control in closed circuits, e.g. induction units, fan coil units, small re-heaters and small recoolers, for use in 2-pipe systems with 1 heat exchanger for heating and cooling 4-pipe systems with 2 separate heat exchangers for heating and cooling.
These Siemens MVI421 2-port and 3-port zone valves & actuators are also used in
· Closed-circuit zone heating systems, e.g.
>Separate floors in a building
>Apartments
>Individual rooms
>Floor heating
This product is regularly exported to USA, Poland, Italy, Dubai, UAE, Oman, Qatar, Saudi Arabia, Nigeria, Kenya, Egypt, Australia, UK, France, Italy, Bangladesh, Thailand, Malaysia, Singapore, Romania, Belgium, Russia, Brazil, Germany, etc.
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