Grasslin Towerstat With Change Over Contacts

Grasslin 16a Towerstat With Change Over Contacts suitable for a whole range of applications including combination boilers.

The STTRSN thermostat is designed to provide automatic ON/OFF control for gas valves, circulation pumps, relays and zone valves in all heating, cooling, or heating/cooling installations where single or changeover switching up to 16A (resistive load) or 4A (inductive load) is required.

Features

• Diaphragm sensing element ensures close temperature control for all loads and applications. 
• Attractive modern styling makes this frost thermostat ideal for locating in the living space.
• The STTRSN has volt free changeover contacts for use in cooling or heating applications.
• Mounts directly onto wall or conduit box.
• Improved easy-to-wire terminals.
• Double insulated (No earth required for operation).
• No neutral connection required.
• Raised Dial for ease of use.
• Suitable for use with combination boilers.
• Suitable for all control voltages up to 250V AC.

 Specification

Temperature control range: 10°C to 30°C
Switch Contacts SPDT, voltage free
Switch type: SPDT (Heating/Cooling)
Switch rating: 16A (resistive), 3A (inductive) @ 230V AC
Switching differential: 0.50C
Ambient temperature: +400C maximum
Insulation: Class II
Applications: Heating or cooling systems
Connection type: 2 wire (switched pair)
Combination boiler compatible: Yes

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