Santon AH15/2.2 - Page 6

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N O TE: I F PRESSU RE RED UCI NG VA LVE
IS USED EXPANSION DOWN THE MAINS
I S NOT POSSI BLE
COLD
EXPANSI ON
VESSEL
NEAREST COL D
D RA W OFF
PRESSU RE
RED U CI N G
VALVE
SERVI CE
VALVE
COLD
WA TER
MAINS
FIGURE 04 : FOR INLET WATER PRESSURES ABOVE 0.41 MPa (4.1 BAR)
USING KIT ALK04 (94970011)
HOT
TO D RAI N
( WA STE)
PRESSU RE
(EXPANSION)
RELI EF VA LVE
AH07/ 2.2
AH10/ 2.2
AH15/ 2.2
N ON - RETU RN
VALVE
COLD
EXPANSION
VESSEL
NON-RETURN
VALVE
NEAREST COLD
DRAW OFF
SERVICE
VALVE
COLD
WATER
MAINS
FIGURE 03 : FOR INLET WATER PRESSURES UP TO 0.41 MPa (4.1 BAR)
WHERE EXPANSION IN MAIN SUPPLY IS NOT POSSIBLE
USING KIT ALK05 (94970012)
HOT
TO DRAIN
(WASTE)
PRESSURE
(EXPANSION)
RELIEF VALVE
AH07/2.2
AH10/2.2
AH15/2.2
HOT
COLD
NEAREST COL D
D RA W OFF
SERVI CE
VALVE
COLD
WA TER
MAINS
2.0 (7L), 2.8 (10L) OR 4.2 (15L) METRES IS
REQU I RED FO R EXPA N SI ON I N PI PEWO RK.
FIGURE 02 : FOR INLET WATER PRESSURES UP TO 0.41MPa (4.1 BAR)
NO ADDITIONAL KITS USED.
TO D RAI N
( WA STE)
PRESSU RE
(EXPANSION)
RELI EF VA LVE
AH07/ 2.2
AH10/ 2.2
AH15/ 2.2