Big Book of Hamworthy Products and Services

65 Data & Dimensions: Halstock calorifier  B DHW outlet C Temperature and pressure relief Secondary return Primary flow Primary return Cold water inlet with baffle C Immersion heater supplied fitted Drain valve A E 200 Front view E 200 A B Immersion heater (option) Primary flow Primary return Cold water inlet C Front view Drain valve DHW outlet C T&P relief valve Destratification/ secondary return Dimensions Reference HS305UV HS400/ HS400UV HS500/ HS500UV HS810/ HS810UV HS965/ HS965UV Tank diameter A 570 750 750 1080 1080 Tank height B 2028 1435 1720 1600 1850 DHW outlet / cold inlet C 22mm 1" F 1" F 1½" F 1½" F Coil connections D Ø22mm stub Ø28mm stub Ø28mm stub Ø28mm stub Ø28mm stub Front clearance not shown 500 500 500 500 500 Side clearance E 100 100 100 100 100 Model Unit HS305UV HS400/ HS400UV HS500/ HS500UV HS810/ HS810UV HS965/ HS965UV Energy Coil output kW 20 27 27 54 54 Immersion heater power (phase) kW (ph) 3 (1ph) 6 (3ph/1ph) 6 (3ph/1ph) 9 (3ph) 12 (3ph) ErP efficiency rating C D D D D Coil max operating temperature (max pressure) °C (bar) 100 (3) 100 (3) 100 (3) 100 (3) 100 (3) Heating up time, ∆ T = 50°C - coil only min. 54 52 66 54 60 Recovery time - coil only min. 38 36 46 37 44 Heat up time - immersion only hour 5.8 3.9 4.9 5.3 4.7 Recovery time - immersion only hour 4.1 2.7 3.4 3.7 3.3 Standby losses @65°C kW/24hr 2.5 2.9 3.3 4.0 4.3 Water Capacity - nominal (capacity with coil) litres 305 (298) 400 (396) 500 (496) 810 (803) 965 (958) Continuous output @44°C ∆ T l/h 390 527 527 1055 1055 Continuous output @50°C ∆ T l/h 344 464 464 929 929 10 minute peak output, ∆ T = 50°C litres 361 481 582 974 1131 Tank maximum working pressure bar 6 6 6 6 6 Hydraulic pressure test bar 9 9 9 9 9 Misc. Expansion vessel size litres 24 35 35 50 80 Weight - empty (filled with water) kg 60 (354) 95 (495) 105 (605) 155 (965) 170 (1135) DIMENSIONS Note: All dimensions in mm unless otherwise stated. 01202 662500 | sales@hamworthy-heating.com | hamworthy-heating.com Water Heaters & Solar Technical data

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