Residential Heating and Hot Water System

WST Single Coil Tank (with metal cover)

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Tank is made of special enamel carbon steel and with a large area heat exchanger
Inner tank and heat exchanger coil is enamelled in accordance with German Industrial Standard DIN4753 Teil3 and the outer wall of the inner tank spraying anti-rust paint
1 ¼" 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 1 ½" 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 40mm/50mm polyurethane foam and with metal protection housing

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Tank Type	Unit	WST150-2EC	WST200-2EC	WST300-2EC	CBS-400A (BO)	CBS-500A (BO)
Volume	liter	150	200	300	400	500
Inner tank diameter	mm	500	500	500	600	650
Outer diamater	mm	600	600	600	700	750
Insulation	mm	50	50	50	50	50
Height ( without insulation)	mm	935	1198	1663	1615	1756
Height ( inc. insulation)	mm	985	1248	1713	1665	1806
Heat-exchanger area	m²	0.7	1	1.2	1.7	2.1
Water volume of heat exchanger	liter	4.5	5.7	7.5	10.7	13.2
Inlet/outlet connection	Inch	G 1＂	G 1＂	G 1＂	G1＂	G1＂
Heat exchanger coil connection	Inch	G3/4＂	G3/4＂	G3/4＂	G ¾＂	G ¾＂
Circulation connection (backup)	Inch	G3/4＂	G3/4＂	G3/4＂	G3/4＂	G3/4＂
Circulation connection (backup)	Inch	G1 1/2＂	G1 1/2＂	G1 1/2＂	G1 1/2＂	G1 1/2＂
Drain connection	Inch	G3/4＂	G3/4＂	G3/4＂	G3/4＂	G3/4＂
Tank maximum temperature/ pressure	oC /bar	95/8	95/8	95/8	95/8	95/8
Pressure drop in heat exchanger(top/bottom)	oC/bar	110/16	110/16	110/16	110/16	110/16
Flow in heat exchanger	m³/h	1	1.3	1.6	2.1	2.7
Pressure drop in heat exchanger	mbar	30	50	60	130	180
Pressure drop in heat exchanger	Kg	73/85	94/105	111/123	144/161	164/184

Tank Type	Unit	WST150-3EC	WST200-3EC	WST300-3EC
Volume	liter	150	200	300
Inner tank diameter	mm	500	500	500
Outer diamater	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	m²	0.7	1	1.2
Water volume of heat exchanger	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＂
Circulation connection (backup)	Inch	G1 1/2＂	G1 1/2＂	G1 1/2＂
Drain connection	Inch	G3/4＂	G3/4＂	G3/4＂
Tank maximum temperature/ pressure	℃/bar	95/8	95/8	95/8
Pressure drop in heat exchanger(top/bottom)	℃/bar	110/16	110/16	110/16
Flow in heat exchanger	m³/h	1	1.3	1.6
Pressure drop in heat exchanger	mbar	30	50	60
Tank weight ( net/ gross)	Kg	73/85	94/105	111/123