Connection Of The 3-Way Valve; Connection Of The Back-Up Boiler - Samsung AE090MNYDEH Installation Manual

Wiring work

Connection of the 3-way valve

Description
Diverting type 3way
valve
Neutral (N)
B18
B15
B17
B16
Live (L)
Field Setting Valve (#3071) "0"
Floor heating as default
A
FLOOR
HEATING
HYDRO
UNIT
3WAY V/V
DHW
TANK
B
FLOOR
HEATING
HYDRO
UNIT
3WAY V/V
DHW TANK

Connection of the back-up boiler

Description
Back-up Boiler
B5 Back up boiler (N)
B4
Back up boiler (L)
When it set back up
When it order to back
boiler on the hydro
up boiler operates
unit (relay off )
(relay on)
L N
Boiler
34
English
No. of wires
4
Status L1
A (Initial) OFF
3WAY (L2)
B ON
3WAY (L1)
Field Setting Valve (#3071) "1"
DHW tank as default
A
FLOOR
HEATING
HYDRO
UNIT
3WAY V/V
DHW
TANK
B
FLOOR
HEATING
HYDRO
UNIT
3WAY V/V
DHW TANK
No. of wires
2+ground
1 Before the installation, hydro unit should be turned off.
2 Using the appropriate equipment to correct position of terminal block as shown
on the diagram.
3 Make sure EXT-CTRL signal of back up boiler must be 230Vac.
– Do not connect supply power of back up boiler directly.
∗ Heat pump does not work when the Back-up boiler operates.
L N
Boiler
Max. A
> 0.75 mm
22 mA
L2
3-way diverting valve for water tank
ON
• Diverting typecooling mode, UFH loops will be closed.
OFF • 230V AC
1 Before the installation, hydro unit should be turned off.
2 Using the appropriate equipment to correct position of
terminal block as shown on the diagram.
3 Make sure what type of 3 way V/V you use.
Max. A
0.75mm
10 mA
Thickness Supply Scope
, H05RN-F Field supply
2
or H07RN-F (230 V~, Input)
Thickness Supply Scope
H05RN-F or Field supply
2
H07RN-F (230 V~, Input)