OTG SLIM 30-200

Pressurised electric water heaters

  • 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.

Electric immersion heating element

The immersion heater is in direct contact with water. It is made of copper, providing high corrosion resistance and long life. The Mg anode additionally protects the enamelled tank against corrosion.

Properties

MODEL OTG 50 SLIM OTG 80 SLIM OTG 100 SLIM
Volume [l] 50 80 100
Purpose      
One or more outlets
Vertical wall mounting
Number of persons - average consumption 2 3 - 4 4 - 5
Dimensions of Connections      
A (mm) 690 950 1125
B (mm) 470 735 900
C (mm) 250 245 225
Connections to the supply network G 1/2 G 1/2 G 1/2
Net / gross weight / with water (kg) 24/26/74 31/33/111 36/38/136
Technical Characteristics      
Working pressure [bar] 6 6 6
Enamelled steel tank
Magnesium protective anode
Continuous temperature selection to 75 °C
Protection against freezing
Heating element control lamp
Thermometer
Average thickness of insulation [mm] 20 - 60 20 - 60 20 - 60
Degree of protection against humidity IP 24 IP 24 IP 24
Electrical Characteristics      
Rated power output [W] 2000 2000 2000
Voltage 230 V ~
Nominal current [A] 8,7 8,7 8,7
Functional Characteristics      
Heating time from 15 to 75 °C 1h 55min 3h 05min 3h 55min
Amount of available mixed water at 40 °C [l]¹ 89 145 200
Thermal losses [kWh/ 24 h]² 0,94 1,30 1,54
Connection Fittings      
Safety valve or safety group      
Reduction valve for pressure > 5 bar      
Transportation      
Packaging dimensions [mm] 480 x490x810 480x490x1070 480x490x1245
No. of pieces per truck (120 m³) 480 320 320
(1) Values are valid for mixing water with temperature of 15 °C from the cold inlet with water at 65 °C from the heater (standard SIST EN 60379:2005).
(2) Measured at 20 °C ambient temperature, and 65 °C water temperature in the heater (standard SIST EN 60379:2005).