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Room thermostat RAA21

Name: Room thermostat RAA21
Brand: Siemens
SKU: S55770-T220

RON 127^.21 (VAT Included) RON 147^.33

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Description

Room thermostat RAA21

2-position control
Switching voltage AC 24…250 V

Use

The RAA21.. room thermostat is used in heating only or cooling only systems to maintain the selected room temperature.
Typical use:
• Residential buildings
• Light industrial buildings
In conjunction with
− zone valves or thermal valves
− gas or oil burners
− fans
− pumps

Functions

The RAA21.. room thermostat has separate outputs for heating only and cooling only. If the room temperature falls below the selected setpoint, the heating contact will close. If the room temperature exceeds the selected setpoint, the cooling contact will close.