Terminal block information
Symbols used below pictures are as follows :
- L, L1, L2 : Live (220-240 V~ 50 Hz)
- N : Neutral (220-240 V~ 50 Hz)
- BR : Brown , WH : White , BL : Blue , BK : Black, GR/YL : Green/Yellow
Terminal block 1
energizing water
pump for solar
thermal system
3WAY VALVE
(B)
1
2
3
L
L1
N
BR
BK
BL
water flow switching between using
solar thermal heating and skipping
solar thermal heating
Terminal block 2
THERMOSTAT
(Default : 230V AC)
11
12
13
L
N
L1
BR
BL
BR
Connection for thermostat
(230V~)
Supporting type : Heating only
CAUTION
The power cord connected to the unit should be selected according to the following
specifications.
water flow switching between
under floor heating and sanitary
water tank heating
WATER
WATER
3WAY VALVE
PUMP
TANK
(B)
HEATER
4
5
6
7
8
L
N
L
N
L
BR
BL
BR
BL
BR
turn on or off sanitary
water tank heater
14
L2
BK
(A)
9
10
L1
N
BK
BL
Installation
Installation Manual 25