OTG SMART SIMPLICITY

Non-pressurised electric water heaters

ADVANTAGES:

  • Volumes: 30, 50, 80, 100, 120, 150, 200 l.
  • Vertical wall mounting.
  • Compact dimensions (space savings).
  • Original angular shape.
  • Tank made of high quality steel sheet, enamel coated at 850°C.
  • Mg anode for additional anti-corrosion protection of the tank.
  • High quality insulation assures lower heat loss.
  • Electric immersion heating element.
  • Arbitrary water temperature setting of up to 75°C.
  • Bimetal thermometer.
  • Indicator of electric heating element operation.
  • Temperature setting options: economical temperature  protection against freezing.
  • Simple installation and maintenance.

Properties

MODEL OTG 50 SMT OTG 80 SMT OTG 100 SMT OTG 120 SMT
Declared load profile M M L L
Energy efficiency class (1) C C C C
Energy efficiency ƞwh (1) (%) 37,0 36,2 37,0 37,4
AEC annual electricity consumption (1) (kWh) 1389 1417 2769 2722
Daily electricity consumption Qelec (2) (kWh) 7,040 7,380 14,070 13,580
Thermostat temperature settings "e"/"eco" "e"/"eco" "e"/"eco" "e"/"eco"
Specific precautions (assembly, install, maintain) When connected as pressurised, use of safety valve is mandatory When connected as pressurised, use of safety valve is mandatory When connected as pressurised, use of safety valve is mandatory When connected as pressurised, use of safety valve is mandatory
*Value of smart 1 1 1 1
Weekly electricity consumption with smart control Qelec, week, smart (kWh) 25,940 27,450 54,400 54,300
Weekly electricity consumption without smart control Qelec, week (kWh) 28,220 30,540 59,360 58,440
Storage volume V (l) 49,1 78,8 98,1 118,9
Mixed water at 40°C V40 (2) (l) 68 101 131 167
PURPOSE        
One or more outlets + + + +
Vertical wall mounting + + + +
DIMENSIONS OF CONNECTIONS        
Height (mm) 690 950 1125 1300
Diameter (mm) 420 420 420 420
Depth (mm) 445 445 445 445
Connections to the supply network G 1/2 G 1/2 G 1/2 G 1/2
Net/gross weight/with water (kg) 24/26/74 31/33/111 36/38/136 41/43/161
TECHNICAL CHARACTERISTICS        
Working pressure (MPa(bar)) 0,6(6)/0,9(9) 0,6(6)/0,9(9) 0,6(6)/0,9(9) 0,6(6)/0,9(9)
Enamelled steel tank + + + +
Protective magnesium anode + + + +
Manual temperature setting up to 75°C + + + +
Heating element control lamp + + + +
Recording of user habits – SMART function + + + +
EcoSmart function control lamp + + + +
Protection against freezing + + + +
Degree of protection IP 24 IP 24 IP 24 IP 24
ELECTRICAL CONNECTIONS        
Rated power output (W) 2000 2000 2000 2000
Voltage 230 V ~ + + + +
Nominal current (A) 8,7 8,7 8,7 8,7
FUNCTIONAL CHARACTERISTICS        
Thermal losses at 65°C (3) (kWh/24) 0,94 1,3 1,54 1,79
Heating time from 10 to 65°C 1h 38min 2h 37min 3h 16min 3h 55min
TRASNPORTATION DATA        
Packaging dimensions (mm) 480x490x810 480x490x1070 480x490x1245 480x490x1420
(1) EU Regulation 812/2013; EN 50440
(2) EN 50440
(3) Measured at 20°C ambient temperatur e and 65°C water temperatur e in the heater (SIST EN 60379:2005 standar d).
* information on water heating energy efficiency and annual electricity consumption r elate to enabled smart contr ol settings only
MODEL OTG  50 SMT OTG  80 SMT OTG  100 SMT OTG  120 SMT
A (mm) 578 783 943 1098
B (mm) 365 565 715 865
C (mm) 185 190 200 205
E (mm) 100 100 100 100
F (mm) 100 100 100 100
G (mm) 320 320 320 320