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Worcester Greenstar Heatslave II ErP 18/25

Worcester Greenstar Heatslave II ErP 18/25
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Appliance information
Greenstar Heatslave II
ErP -
6 720 813 344 (2014/09)6
3 Appliance information
3.1 General information
Standard package
Fig. 1 Standard package
[A] Floor standing oil fired condensing combination boiler for sealed
domestic central system heating and mains fed domestic hot
water.
[B] Literature pack
[C] ErP label
Check List (Literature pack)
3.2 Technical data
Item Qty
Greenstar Heatslave II Installation/Servicing
Instructions
1
Users Instructions 1
Hardware Pack 1
6720813344-22.1Wo
C
B
A
Description Units 12/18 18/25 25/32
Central heating
Primary water capacity (total) litres 62 63 64
Available pump head (20°C
difference) at max. output
metres
water
4.7 4.0 4.2
Max. permissible system
operating pressure in accordance
with WRAS guidelines
bar 2.5 2.5 2.5
Flow restricter colour Lime Beige Grey
Domestic Hot Water
Maximum flow rate ( 15%) litres/min 15 18 22
Minimum inlet pressure
(dynamic) for maximum flow rate
bar 1.5 1.2 1.6
Maximum hot water temperature
rise for 90 litres draw off (@max
flow rate)
°C 40 40 40
Flue
Exit flue gas mass flow kg/hr 29 40 51
Pipework connections
Fuel line (compression) mm 10 10 10
CH flow mm 22 22 28
CH return mm 22 22 28
Water main inlet mm 15 15 15
DHW outlet mm 22 22 22
CH drain hose
connection
Condensate (polypropylene) mm 21.5 21.5 21.5
Electrical
Electrical power supply voltage AC. ..V 230 230 230
Frequency Hz 50 50 50
Sensors & Thermostats
CH control range °C 50/82 50/82 50/82
Slave tank control range °C 55/84 55/86 55/88
Boiler manual reset overheat set
point
°C 105 105 105
Flue manual reset overheat
thermostat set point
°C 110 110 110
Tank manual reset overheat
thermostat set point
°C 95 95 95
General data
Maximum hearth temperature °C <100 <100 <100
SEDBUK 2009 % 89.4 89.2 89.0
SEDBUK 2005 % 90.4 90.2 90.0
Appliance protection rating (with
programmer blanking plate
fitted)
IP 20 20 20
Appliance protection rating (with
fascia programmer fitted)
IP 20 20 20
Dry weight (excluding packaging) kg 124 126 128

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