Residential Heating and Hot Water System

WST Single Coil Tank (with Sky cover)

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Tank is made of special enamel carbon steel and with a large area heat exchanger
Inner tank and heat exchangercoil is enamelled in accordance with German Industrial Standard DIN4753 Teil3 and the outer wall of the inner tank spraying anti-rust paint
1¼" magnesium rod protection is used accordering to the Germany Industrial standard DIN4753 Teil6 to ensure long-term anti-corrosion protection
Drainage connection is designed
With circuilation connection in the middle part of tank
With 1½" electric heating connection, all male thread is pipe thread 2 sensor pockets on the the upper and lower part of tank
Tank working pressure 8bar, including a safety valve with 8 bar release pressure
Tank insulated with 35mm polyurethane foam insulation and with 5mm PU thin soft foam protective cover

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Tank Type	Unit	WST150-1EC	WST200-1EC	WST300-1EC
Volume	liter	150	200	300
Inner tank diameter	mm	500	500	500
Inner tank diameter	mm	580	580	580
Insulation	mm	40	40	40
Height ( without insulation)	mm	935	1198	1663
Height ( inc. insulation)	mm	985	1255	1713
Heat-exchanger area (top/bottom)	m2	0.7	1	1.2
Water volume of heat exchanger (top/bottom)	liter	4.5	6.3	7.5
Inlet/outlet connection	Inch	G 1＂	G 1＂	G 1＂
Heat exchanger coil connection	Inch	G3/4＂	G3/4＂	G3/4＂
Circulation connection (backup)	Inch	G3/4＂	G3/4＂	G3/4＂
Electrical connection	Inch	G1 1/2＂	G1 1/2＂	G1 1/2＂
Drain connection	Inch	G3/4＂	G3/4＂	G3/4＂
Drain connection	oC /bar	95/8	95/8	95/8
Heat exchanger maximum temperature/ Maximum pressure	oC/bar	110/16	110/16	110/16
Flow in heat exchanger	m³/h	1	1.3	1.6
Pressure drop in heat exchanger(top/bottom)	mbar	30	50	60
Tank weight ( net/ gross)	Kg	73/85	94/105	111/123