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EUROPRISMA
3 YEAR GUARANTEE
PRESSURE RELIEF VALVE
(6 bar)
DIELECTRIC
JUNCTIONS
HOT
COLD
2.8 m (10l) OR 4.2m (15l) OF 15 mm PIPE
IS REQUIRED FOR EXPANSION
LENGTH OF PIPE
15mm pipe
22mm pipe
(CHARGE SET AT 3.5 bar)
PRESSURE RELIEF VALVE
(6 bar)
DIELECTRIC
JUNCTIONS
HOT
COLD
OPTIONAL KIT A: EXPANSION VESSEL
AND CHECK VALVE
The Europrisma EP 30 R is cover ed by the Building Regulations and it is not possible to accommodate the expansion
water within the system pipework. Expansion contr ols must be installed. The EP 30 R is supplied with a tundish as
standard.
Supplied By www.heating spares.co Tel. 0161 620 6677
10,15 & 30 litres
The Europrisma 10 and 15 litr e capacity units can be installed in one of
two ways. The following guidelines ar e designed to help select the
correct items prior to installation.
USING FEED PIPE TO ACCOMMODATE EXPANSION
NEAREST COLD WATER
DRAW-OFF
PRESSURE REDUCING VALVE
(SET AT 3.5 bar)
(IF MAINS 6 BAR)
DISCHARGE
EUROPRISMA
10 LITRE
2.8m
1.5m
USING AN EXPANSION KIT
EXPANSION VESSEL
NEAREST COLD WATER
DRAW-OFF
PRESSURE REDUCING VALVE
(SET AT 3.5 bar)
NON-RETURN
VALVE
DISCHARGE
OPTIONAL KIT B: PRESSURE REDUCER
WITH INTEGRAL LINE-STRAINER
Current Water Regulations and
Byelaws per mit unvented water
ISOLATING VALVE
(FIXED JUMPER OR
heaters with capacity of 15 litr es or
1/4 TURN BALL TYPE)
less to accommodate the expansion
of water that occurs during the
COLD
WATER
heating cycle in the system pipe
MAINS
work. To achieve this the pipe work
between the last cold water draw of f
SUPPLY TO OTHER PARTS
and the water heater must be of
OF PLUMBING SYSTEM
suf ficient volume to accommodate
the expansion.
EUROPRISMA
15 LITRE
4.2m
2.2m
If it is not possible to accommodate
the expansion in the system pipe
work, it is then necessar y to use an
ISOLATING VALVE
(FIXED JUMPER OR
expansion vessel and non-r eturn
1/4 TURN BALL TYPE)
valve (Kit A). If the mains water
pressur e may exceed 3.5 bar a
COLD
WATER
pressur e reducing valve (Kit B)
MAINS
should also be installed. The
dischar ge from relief valves must be
SUPPLY TO OTHER PARTS
OF PLUMBING SYSTEM
made in a safe and conspicuous
manner; ther efore a tundish (Kit C) is
available for 10 and 15 litr e units
if required.
OPTIONAL KIT C: TUNDISH FOR
10 AND 15 LITRE UNITS
0063
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