pre-heating copper coil exchanger solar water heater, electric heaters alluminum alloy

heat pipe pressurized solar water heater with copper exchanger

Features:

·                        High efficiency of thermal absorption: daily efficiency >50%.

·                        Quick start-up: the heat energy from collector can be instantaneously transferred to  water tank.

·                        The water tank can be connected directly to water supply system.

·                       No water in absorption vacuum tube.

·                        Parallel tube configuration to avoid system shut-down resulted from individual malfunction.

·                        High efficiency insulation with polyurethane foam.

·                        Simple structure for easy assemble and installation.

·                        Year-around operation even in severe cold winter.

·                        Optional assistant electric heating available.

Specifications:

·                        Water tank materials:inner tank- import food grade stainless steel SUS304-2B ; outer tank- galvanized steel

·                        Insulation: 50mm-55mm high density polyurethane foam

·                        Thermal efficiency: ≥55%(≥42% in winter)

·                        Thermal loss: ≤4%

·                        Operation pressure: 0.6 M Pa

·                        Operation temperature: -35-60

·                        Thermal vacuum collecting tube size:58mm*1800mm

·                         Designed lifetime:15 years

pre-heating copper coil exchanger solar water heater, electric heaters alluminum alloy