All Models Specifications



Hot water storage tank specifications

Spring

Ultra

Value

Material of storage tank

Glass enamel coated

Glass enamel coated

Stainless steel 304

Insulation

CFC free PUF – Thickness: 50 mm

CFC free PUF – Thickness: 50 mm

CFC free PUF – Thickness: 50 mm

Outer cladding

Pre-coated steel (RAL7035)

Pre-coated steel (RAL7035)

Pre-coated steel (RAL7035)


Safety valve

Airvent for thermosyphon &

6 bar pressure relief valve for pressurised system

Airvent for thermosyphon & 6 bar safety valve for pressurised system


Airvent

Electrical backup heater

2 kW backup heater/220 V AC

2 kW backup heater/220 V AC

2 kW backup heater/220 V AC

Working pressure

6 bar for pressurised system

6 bar for pressurised system

Atmospheric

Tank construction

Jacket type heat exchanger

Tank protection

Magnesium anode

Magnesium anode

Aluminium anode with in-built replacement provision

Tank capacity

100, 200, 300 and 500 LPD

100, 200, 300 and 500 LPD

100, 200 and 500 LPD

Collector specifications

Absorber construction

Single sheet absorber

Single sheet absorber

Single sheet absorber


Absorber coating

High selective coating Absorptivity: 0.95 +/-0.02 Emmissivity: 0.047+/-0.02

High selective coating Absorptivity: 0.95 +/-0.02 Emmissivity: 0.047+/-0.02

High selective coating Absorptivity: 0.95 +/-0.02 Emmissivity: 0.047+/-0.02

Glazing

Solar glass

Solar glass

Solar glass

Retainer key for glass

Extruded aluminium with gray powder coating (RAL 7037)

Extruded aluminium with gray colour powder coating

Extruded aluminium with blue colour powder coating

Rubber beading for glass

EPDM rubber

EPDM rubber

EPDM rubber

Heat exchange medium

NA

Glycol mixture (Primary circuit)

NA

Weight of collector (dry)

32 kgs

32 kgs

32 kgs

Maximum working pressure

10 bar

10 bar

10 bar