Enameled water heaters SUNSYSTEM BB NL PRL

High efficiency water heater for domestic hot water. Easy to use and reliable. Wall-hung, for bathroom installation.

For direct electric heating and indirect heating with added two parallel heat exchanger coils. This water heater may employ both electricity and a renewable energy source (solar collectors and biomass boiler).

FEATURES

Energy Efficiency

Aesthetic steel case

On and off button

Temperature indicator

Two-stage thermal protection

ENERGY EFFICIENCY

  • Directive 2010/30 /EU, Regulation 812/2013:
  • Class C for capacity from 150 to 200 liters;

Diameter:

  • 520 mm

VOLUMES:

150, 200  liters.

FEATURES:

  • High efficiency insulation (DIN 4753-8): rigid PU, thickness 20 mm. External metal casing in white RAL 9003.
  • Water tank of low-carbon steel S235JR. Complex corrosion protection realized by means of titanium enamel (DIN 4753-3) and
    and two magnesium anodes (DIN 4753-6).
  • Thermometer.
  • Convenient inspection opening on the bottom of water tank.
  • Control panel: external thermostat control, light indicator.
  • Electric heating element: 2kW, 3kW.
  • Complex corrosion protection realized by means of titanium enamel and anode protection.
  • All threads are external. Available models with Left-side inlets/outlets or right-side inlets/outlets for convenient connection.
  • Easy installation.
  • Convenient inspection opening.
  • Two heat exchangers enables the tank to utilize an external sources of renewable energy, such as a solar system and a biomass boiler.
  • Optional kit for electric heating with nominal power 3kW, 4.5kW, 6kW or 7.5kW.

TECHNICAL CHARACTERISTICS

BB NL PRL 150 BB NL PRL 200
Capacity L 150 200
Height Н, mm 1085 1370
Diameter D, mm Ø 520 Ø 520
Insulation mm rigid PPU, thickness 32 mm.
Oper. pressure / max. temperature bar/0C 8/95 8/95
Test pressure of tank bar 13 13
Electric heating element (optional) kW 2/3 2/3
Weight kg 77 89
Cold water inlet A, mm Rp 1/2” Rp 3/4” 170
Hot water outlet B, mm Rp 1/2” Rp 3/4” 1120
Oper. pressure / max. Coil temp.S1 bar/0C 16/110 16/110
Test pressure  S1 bar 25 25
Capacity of coil S1/S2 L 3.6/2.3 3.6/2.3
Heat exchange surface of coil S1/S2 m2 0.7/0.44 0.7/0.44
Coil inlet S1i, mm, Rp3/4” 810 910
Coil outlet S1o, mm, Rp3/4” 150 250
Coil inlet S2i, mm, Rp3/4” 410 810
Coil outlet S2o, mm, Rp3/4” 260 360
Recirculation R, mm, Rp3/4” 660
Prolonged power acc. to DIN 4708;
80°C/60°C/45°C, S1/S2
kW (m3/h) 15(0.37)/82(0.2) 15(0.37)/82(0.2)
NL – power coefficient at 60°C, S1/S2 NL 60°C 1.5/1.1 1.5/1.1
Pressure drop Δp, S1/S2 Δp, mbar 65/50 65/50
Inspection opening/Flange O, O1, Ø, mm 132/90 132/90
Anode P1, P2 P/P P/P
Thermostat T P P
Wall prop/ Distance between both stands X1, mm 630 900
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