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PAW-VP•LDHW - Technical Manual – 2020-07
Electrical Heater
11
11 Electrical Heater
11.1 Models PAW-VP1000LDHW, PAW-VP750LDHW
The two above mentioned models are delivered with an additional electric heater as standard.
Heating is available according to the requirements of the customer.
For example as:
Anti-legionella heating, Additional heating, or both.
!
Important
The control of the electric heating must be carried out by the customer with electrical timer con-
troller or similar.
Heater for
Voltage
Capacity
PAW-VP1000LDHW
400 V (L1 / L2 / L3 / N /PE / 50Hz)
6 kW
PAW-VP750LDHW
400 V (L1 / L2 / L3 / N /PE / 50Hz)
6 kW
11.1.1 Electrical connection three phase 400 V
230V
400V
1 Flange cover
2 Flange heater, termostat, TR and anode
3 Gasket FD180
4 Termostat adjustment 35 to 85 degrees
L
L1
L2
N
TS
S2
S1
TR
R
L1
L2
L3
L1
L2
L3
U12
V22
W32
11R
21S
31T
1C
2C
3C
4C
TS
TR
1
2
3
4
5
6
R
R
R
Symbol
Description
R
Electric heating element
1, 2, 3, 4, 5, 6
Heating element terminals
11R, 21S, 31T
Thermostat-out terminals
TS
Thermostat safety device
TR
Contact operated
U12, V22, W32
Thermostat-in terminals
1C, 2C, 3C, 4C
Supply contacts
L1, L2
Electric line connection
terminals
Ground
11.1.2 Parts and functions
230V
400V
1 Flange cover
2 Flange heater, termostat, TR and anode
3 Gasket FD180
4 Termostat adjustment 35 to 85 degrees
L
L1
L2
N
TS
S2
S1
TR
R
L1
L2
L3
L1
L2
L3
U12
V22
W32
11R
21S
31T
1C
2C
3C
4C
TS
TR
1
2
3
4
5
6
R
R
R
A.
Flange cover
B.
Flange heater, thermostat, TR and anode
C.
Gasket FD180
D.
Thermostat adjustment 35 to 85 degrees
Heating element
Thermostat
A
B
C
D