Hydraulic Circuits (Examples) - Potterton Eurocondense Plus Installation Manual

HYDRAULIC CIRCUITS (EXAMPLES)

Example 1a:
(Hydr. System "2")
Legend:
B3 Tank sensor QAZ 36 *)
B5 Room control RRG *)
B9 Outdoor temperature sensor QAC 34
M1 Pump, constant temperature circuit *)
M3 Tank charging pump *)
N Control unit LMU
N3 Heating module HKM
*) optinal extra
1) alternatively RRG or
HKM + EMS
Example 1b:
(Hydr. System "2")
Legend:
B3 Tank sensor QAZ 36 *)
B5 Room control RRG *)
B6 Flow sensor QAD 21 *)
B9 Outdoor temperature sensor QAC 34
M1 Primary loop pump
M3 Tank charging pump
M6 Secondary loop pump (constant
temperature heating circuit)
1 constant temperature heating circuit with room control RRG or with heating
module HKM and timmer EMS, including DHW tank temperature control
B9
T
Main
230V AC
N, N3( K4 )
1)
*) 1)
1 constant temperature heating circuit with room control RRG or with heating module
HKM and timer EMS, including DHW tank temperature control, with primary loop/
header and secondary loop pump M6.
B9
T
Mains
230V AC
N, N3, N6
N Control unit LMU
1)
N3 Heating module HKM
N6 Temperature relay module CITF
(for B6 and M6)
*) optional extra
1) alternatively RRG or
HKM and EMS
B3
M3
B4
B3
M3
M1
Header (supplied by customer)
HC 1
(CTC)
B5
M1
HC 1
(CTC)
B5
B6
M6
19