Electrical Connections - Benchmark Centerstore 120 Installation And Servicing Instructions

TO HOT
OUTLETS
ELEMENT /
CONTROLS
HOUSING
PRIMARY
RETURN
PRIMARY
FLOW
Fig. 6: Typical installation - schematic

ELECTRICAL CONNECTIONS

Fig. 7: Electrical connections (schematic)
EXPANSION
T&P RELIEF
VESSEL
VALVE
INLET DRAIN COCK
(NOT SUPPLIED)
INDIRECT THERMAL
CUT-OUT
1 2
GREEN/
YELLOW
DIRECT
THERMOSTAT
B
A
BROWN
13 AMP MAINS
SUPPLY. 1.5mm
BLUE
MIN. CABLE SIZE
BALANCED COLD WATER
COMBINATION
COLD WATER
VALVE
CONNECTION
(IF REQUIRED) (2-PIECE)
ISOLATING
VALVE (NOT
SUPPLIED)
TUNDISH
SECONDARY RETURN DISCHARGE
TAPPING (IF REQUIRED)
NOT SUPPLIED
INDIRECT
THERMOSTAT
2 3
1
TERMINAL
1 2 3
BLOCK
GREEN/
YELLOW
TO INDIRECT SYSTEM
2
CONTROLS JUNCTION
BOX - SEE FIGS. 8/9
MAINS
WATER
SUPPLY
PIPE
9