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Connection and control of heating and cooling devices
Two- and three-way valves

Two- and three-way valves

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Tri CTB Three-way diverting and mixing valves

Can be used as a diverting or mixing valve. When used as diverting valve, the Tri CTB has one inlet (AB) and two outlets (A and B). Depending on the spindle position, the flow is diverted to either outlet A or outlet B. 
When used as mixing valve, the Tri CTB has two inlets (A and B) and one outlet (AB). Depending on the spindle position, the flow is mixed between inlet A and B.
For use with actuators or temperature controllers.
Union nuts and sealing rings are included in the scope of delivery.
Please note that the connections on the Tri CTB are arranged differently to those on the predecessor valve, the Tri CTR.

Temperature controllers

Connection thread M 30 x 1.5. Application: Water, maximum sensor temperature 30 K above the set value. For
industrial systems, water heaters, air heaters, heating cabinets, dishwashers, surface heating, etc. The setting range
can be limited and blocked.
For flow temperature limitation in surface heating systems, a Combi LR throttle valve is additionally required (see
section “Room climate”).

Selection Combi LR:

– up to 915 ft²: 1/2" three-way valve and 3/4" Combi LR
– up to 1238 ft²: 3/4" three-way valve and 1" Combi LR