Hamworthy STRATTON MK3 Series, Installation, Commissioning And Servicing Instructions

Page: 92 / 154

92 / 154
STRATTON MK3 - Installation, Use and Maintenance
00U07428680-C
E. CUSTOMER'S ELECTRICAL CONNECTION
Boiler 1
Diagram: MK3-11
page 2 / 7
{ { {
Main power supply
Fault report 230V
ac
Boiler pump supply
For the installation of a
pump from your supply,
see page 119 at the
end of the document
{
DHW pump Q3 230V
ac
{
Power supply
AGU 2.550
Boiler pump supplied
with the kit
}
Module 1
U+
BX22
M
BX21
M
H2
}
Regulated circuit
output sensor B1
QX21
N
QX22
N
QX23
N
L
}
Mixing valve
heating circuit n°1
Y1/Y2
}
Heating circuit No. 1
circulator Q2
AGU 2.550
No. 1
on
}
Module 2
U+
BX22
M
BX21
M
H2
}
Regulated circuit
output sensor B12
QX21
N
QX22
N
QX23
N
L
}
Mixing valve
Heating circuit n°2
Y5/Y6
}
Heating circuit No. 3
circulator Q20
AGU 2.550
No. 2
on
Power supply
terminals 17 to 18
}
Power supply
terminals 17 to 18
}