2.1
CYLINDER TECHNICAL DATA
Table 2-1:
Cylinder technical data
Grant QR Integrated indirect
heat pump cabinet cylinder
210 litre
Nominal capacity (litres)
210
Actual capacity (litres)
197
Overall width (mm)
594
Overall depth (mm)
727*
Overall height (mm)
1854
Weight - empty (kg)
139
Weight - full (kg)
375
Secondary return connection (mm)
22
Cold feed / hot draw-off connections (mm)
22
Primary coil connections (mm)
22
Primary coil length (m)
26
Primary coil surface area (m²)
2.3
Primary coil pipe diameter (mm)
28
Maximum water supply pressure (bar)
12
System operating pressure - pre-set (bar)
3
Secondary circuit expansion vessel charge pressure (bar)
3
Expansion relief valve (bar)
6
T&P relief valve lift pressure (bar)
7
T&P relief valve lift temperature (°C)
90
Maximum primary circuit working pressure (bar)
3.5
Performance:
Primary coil rating (kW)
32.0
Standing heat loss (kWh/24hrs)**
1.79
* Including 100mm spacer channel
** Test carried out at 60°C.
Section 2: Technical Data
Page 6
2 TECHNICAL DATA
Summary of Contents for QR Range
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