40
Terminals
No. in
dia-
gram
Function
Explanation
205XD1
1: Phase conductor L1
2: Phase conductor L2
3: Phase conductor L3
N: Neutral conductor
PE: Protective conductor
eZ
Circulation pump load, ex-
ternal heat generator
Fuse protection from load fuse 105FC1 (ob-
serve the total current of max. 16 A)
Connection values:
■
Max. output: 4000 W/2200 W
■
Voltage: 400 V~/230 V~
205XD3
1: Start command EB
2: Start command EB
3: Operating message COM
4: Operating message NO
eZ
Circulation pump control
signals, external heat gen-
erator
Floating N/O contact:
Closed: Circulation pump demand, external
heat generator
Open:
No demand
Contact closed:
Circulation pump operation, external heat
generator
206XD1
1: Phase conductor L1
2: Phase conductor L2
3: Phase conductor L3
N: Neutral conductor
PE: Protective conductor
iR
Circulation pump load, NC
charge
Fuse protection from load fuse 105FC1 (ob-
serve the total current of max. 16 A)
Connection values:
■
Max. output: 4000 W/2200 W
■
Voltage: 400 V~/230 V~
206XD3
1: Start command EB
2: Start command EB
3: Operating message COM
4: Operating message NO
iR
Circulation pump control
signals, NC charge
Floating N/O contact:
Closed: Circulation pump demand, NC
charge
Open:
No demand
Contact closed:
Circulation pump operation NC charge
207XD1
1: Phase conductor L1
2: Phase conductor L2
3: Phase conductor L3
N: Neutral conductor
PE: Protective conductor
t-T
Circulation pump load, NC
parallel
Fuse protection from load fuse 105FC1 (ob-
serve the total current of max. 16 A)
Connection values:
■
Max. output: 4000 W/2200 W
■
Voltage: 400 V~/230 V~
207XD3
1: Start command EB
2: Start command EB
3: Operating message COM
4: Operating message NO
t-T
Circulation pump control
signals, NC parallel
Floating N/O contact:
Closed: Circulation pump demand, NC par-
allel
Open:
No demand
Contact closed:
Circulation pump operation NC parallel
208XD1
1: Phase conductor L1
N: Neutral conductor
PE: Protective conductor
eE
Cylinder loading pump
load, DHW heating, high
temperature maintenance
Fuse protection from load fuse 105FC1 (ob-
serve the total current of max. 16 A)
Connection values:
■
Max. output: 2200 W
■
Voltage: 230 V~
208XD3
1: Start command EB
2: Start command EB
3: Set value 0-10 V
4: GND
5: Operating message COM
6: Operating message NO
PE: Shield connection
eE
Cylinder loading pump con-
trol signals, DHW heating,
high temperature mainte-
nance
Floating N/O contact:
Closed: Cylinder loading pump demand,
DHW heating, high temperature
maintenance
Open:
No demand
Signal 0 to 10 V
Contact closed:
Operation, cylinder loading pump, DHW
heating, high temperature maintenance
Installation sequence
Electrical connections
(cont.)
5855865
Installation
Содержание BW 352.B027
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