Tender text

BAFA funding opportunity for heating system optimization through hydraulic balancing and the installation of flow control technology

Thermostatic return temperature limiter with adjustable maximum temperature and a fixed minimum flow rate of approximately 1%

For automatic hydraulic balancing of individual heat exchangers such as domestic hot water storage tanks, air heaters, swimming pool heat exchangers, and ventilation and air conditioning (VAC) systems.

Consisting of:

1) Actively closing valve body VUS D 400 with a fixed minimum flow rate of approx. 1%

DN40, DpN 100 mbar, V'maxN 5.1 m³/h, Kvs 16, straight-through design, red brass

external thread, PN 8 bar, Tmax 200°C<br/>2) Thermostat head with immersion sensor <br/>Setpoint range 25°C to 70°C<br/>Capillary tube length 2 m, capillary tube seal: R¾ compression fitting<br/>Sensor dimensions: 16 × 210 mm<br/>3) HSF immersion sleeve R¾ × 220 mm<br/>4) 2x threaded nipple inserts, flat-sealing, R1½

Performance data