Accumulator Tanks Wessex
500 NLS (W)
Accumulator (buffer) tank used with biomass boilers as energy store. Available as solar coil model (W) not retrofit.
NEHS Buffer storage tank with a stratification insert for solar and solid fuel, including soft-foam isolation. - corrosion-protected boiler steel J235 SR/2 with double-layer alloy - approved for heating water up to 6 bar, testing pressure 13 bar - insulation: 100 mm high resilient PU foam with PVC jacket, colour: silver.
Well suited to smaller log stoves or cookers
| height | 1640mm |
| diameter | 650mm without insulation 850mm with |
| weight | 84kgs; 114kgs (W) |
| solar coil - if fitted | 3.0sq/m |
| connections | 4 x 11/2"bsp ; 4x 1/2 " for gauges; 11/2" for immersion - middle; 1"bsp vent |
| guarantee | 2 years |
| operating pressure | 6 bar |
| insulation | 100mm |
EXPANSION VESSELavailable in sizes 50ltr; 100ltr; 150ltr; 200ltr; 300ltr & 500ltr
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FITTINGS KITcomprising:- 4x 11/2" >1" bsp bushes 1x 11/2" plug 1x 1" > 3/4" bsp bush 4x 1" > 28mm STR/MI fitting 1x 3/4>22mm STR/MI fitting. see accessories for price |
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MIXATHERM SETcomprising:- thermomix mixing valve 3/4" valve motor 15-2 2min 240v NEHSOTHERM controller 240v PT1000 sensor see accessories for price |
IMMERSION ELEMENT3kw OR 4.5kw single phase 6kw 3 phase 11/2" bsp see accessories for price |
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DWH heat exchanger110Kw; 6 bar; 42ltrs/min with pump and controls. fully insulated 10deg C in 45deg C out see accessories for prices |
THERMOMETER GAUGES63mm dials; 50mm stem 1/2"bsp |