Hot water Tanks and Boilers > E-tech S 380

Product description (*)

Dual application electric boiler with stainless steel Tank-in-Tank cylinder
Ready to use. Fitted with expansion tank(s), manothermometer, safety valve, low water pressure switch, circulator
Thick rigid polyurethane foam insulation (70 mm)
Installation flexibility
Power modulation according to heat demand
Day - night function: enables the volume of water to be stored at high temperature during the low tariff period (night)
Booster function: operation at maximum power for extra high demand during the high tariff period
Two electric safety devices on the control and power circuits
Stainless steel removable immersion resistances
All the advantages of ACV electric boilers and of Tank-in-Tank system


Main characteristics
Output power max. (80/60°C) (kW) : 28,8
Capacity (total) (L) : 394
Peak flow at 40 °C (L/10') : 875
Dim. - Width or Diameter (w/o conn.) (mm) : 720
Dim. - Depth (w/o conn.) (mm) : 800
Dim. - Height (w/o conn.) (mm) : 2134

Design characteristics

Legend (*)
Domestic hot water connections
Heating flow: 1''
Expansion tank
Stainless steel inner tank
Drain valve
Heating element support
Thermostat holder
Heating return: 1''
Primary tank insulated with 70 mm thick rigid polyurethane foam
Safety valve 3 bar
Low water pressure safety switch

Technical specifications (*)
CharacteristicsValue
Output power max. (80/60°C) 28,8 kW
Capacity (domestic hot water) 267 L
Capacity expansion tank(s) 2x8 L
Capacity (total) 394 L
Heating surface DHW tank 2,6 m²
Connection - heating (F) 1" Ø
Connection - DHW (male) 1"1/2 Ø
Connection - re-circulation / safety valve 1"1/2 (M) Ø
Max. operating temperature 85 °C
Max.service pressure heating (primary) 3 bar
Max.service pressure (DHW) 10 bar
Operating voltage (50Hz) 3x400 (+ N) V
Number of heating elements 7 x 2
Dim. - Width or Diameter (w/o conn.) 720 mm
Dim. - Depth (w/o conn.) 800 mm
Dim. - Height (w/o conn.) 2134 mm
Weight (empty) 230 Kg