Wolf BWL-1 S - Electric Heater Connection; PSU; PV; Smart Grid; BUS Cable Connection

38 3064298_201507
25. Power supply to the indoor module
25.1 Electric heater connection
Output 3WUV
heating / DHW
X1
10
9
12
11
14
13
16 15
PSU, PV /
Smart grid
AWO BUS
25.2 PSU / PV / Smart grid / BUS cable connection
Electric heater
feed
Output 3WUV
heating / DHW
X1
10
9
12
11
14
13
16 15
Smart
grid
Power-
OFF*
GND 9
SG-0 10
PV*raising GND 11
SG-1 12
AWO
BUS
BWL-1S(B)
10/14
C2 13
C1 14
BWL-1S(B)
07
C (COM) 15
Ni 16
AWO-BUS
(3x1.5 mm
2
screened,
recommended)
6/9 kW
3
5
*
*
*See"Specication"forfuseprotectionvalues
5
*
4/6 kW 2/3 kW
N1
L1
L2
L3
PE
On the BWL-1S with integral 3-phase electric heating, the heater connection can be either single-phase, 2-phase or 3-phase
. Depending on demand, the control unit activates the electric heating via a contactor.
6 kW heating element connection: 9 kW heating element connection (optional):
L1, N, PE = 2 kW L1, N, PE = 3 kW
L1, L2, N, PE = 4 kW L1, L2, N, PE = 6 kW
L1, L2, L3, N, PE = 6 kW L1, L2, L3, N, PE = 9 kW
GTS (appliance type
connector)
Depending on the connected heating output of the electric heating, parameter WP094
(electric heating type) must be adjusted (factory setting WP094 = 6 kW).
Note:
PSU, PV /
Smart grid
*oating