FEATURES
- Under-boiler hydraulic unit to be installed with water (insulated) and gas collectors, high-efficiency circulation pump, water and gas connecting ramps, expansion vessel
- Two-way shut-off taps on flow and return
- Alarm output or LPG valve control, input for external probe, ambient thermostat, water heater probe, connection for solar pump, plant pump
- 0-10 V control in temperature for regulation
- Cascade management with Master Slave system from boiler control panel
- Available in the following versions: with direct collectors; with hydraulic separator; with plate exchanger