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DHW cylinder
SEW-1/2

DHW cylinder for steel heat pump with two-layer enamel coating
Model / Performance
  • SEW 2-200
  • SEW 1-300
  • SEW 1-400
  • SEW 1W-360
  • Key Facts
  • Specification
  • Downloads
  • SEW-1W for additional integration of solar collectors
  • Smooth tube indirect coil for short heat-up times and convenient DHW heating
  • Highly effective rigid PUR foam thermal insulation below the foil jacket for low heat losses; silver
  • The interior of the cylinder is protected against corrosion by a special enamel coating and sacrificial
  • Inspection and cleaning apertures for easy maintenance
technical drawing
Please choose model
DHW cylinder SEW-1/2
Type SEW 2-200 1-300 1-400 1W-360

General data

Energy efficiency class C C C C
Cylinder capacity l 190 290 375 365
Standby heat loss kWh/24h 1.55 1.7 2.1 2.04
Continuous cylinder output, tv 80/60 °C - tww 10/45 °CW - l./h 20/490 90/2210 125/3070 90/2210
Performance factor (heating) NL60 3 7 10 3
Performance factor (heating) NL50 1.6 3.5 5 1.6
Heat-up time 14 kW - 10-50 °C min 60 58 75 71
Primary heating water bar/°C 10/110 10/110 10/110 10/110
Secondary DHW bar/°C 10/95 10/95 10/95 10/95
Internal flange diameter mm DN 110 DN 110 DN 110 DN 110
Cold water connection G (male) 1“ 1¼“ 1¼“ 1“
Return, heating / solar G (male) 1“ 1¼“ 1 ¼“ 1¼“
DHW circulation G (male) ¾“ ¾“ ¾“ ¾“
Flow, heating / solar G (male) 1¼“ 1¼“ 1¼“ 1¼“
DHW connection G (male) 1“ 1¼“ 1¼“ 1“
Sacrificial anode G (female) 1½“ 1¼“ 1¼“ 1¼“
Electric booster heater G (female) 1½“ 1½“ 1½“ 1½“
Sensor well, cylinder sensor (mounted) G (female) ½“ ½“ ½“ 20x2
Thermometer G (female) ½“ ½“ ½“ ½“
Indirect coil surface area, heating / solar 2,0/- 3,5/- 5,1/- 3,2/1,3
Indirect coil capacity, heating / solarl 112/- 27/- 39/- 27/11

Dimensions

Cold water connection A mm 95 55 55 55
Cylinder sensor, heating / solar B mm 245 222/- 222/- 606/221
Cylinder sensor, heating / solar C mm 435 656/- 791/- 965/385
DHW circulation D mm 780 786 921 860
Flow, heating / solar E mm 905 886/- 1156/- 1146/470
DHW connection F mm 1015 1229 1586 1526
Electric booster heater (opt.) G mm 960 912 1174 1210
Thermometer connection H mm 1065 1069 1426 1355
Total height I mm 1290 1310 1660 1630
Diameter incl. insulation J mm 605 705 705 705
Service flange L mm 302 277 277 276
Height when tilted mm 1410 1485 1805 1740

Weight

Weight kg 75 134 185 182
DHW cylinder SEW-1/2
SEW-1 ErP product data sheet
SEW-1-400 ErP label
SEW-1-300 ErP label
SEW-2 ErP product data sheet
SEW-2-200 ErP label