Electric Installation - Pahlen 13981403 0 Manual

Compact electric heater

Electric installation

The electric installation must be done by a licenced electrician.
The heater shall be connected over one or two contactors, depending on type of heater, see picture wiring diagram below.
Connect earth to heating element according to picture 2.
The heater shall be installed in such way that it cannot be activated if the circulation pump is not working (sufficient flow),
i.e. the power supply to the heater contactor must be guided over the pump contactor.
Diagram
3~400V / 3~690V
3~400V
L1
3~230V
3~230V
L1 L2 L3
RD
Röd
BU
Blå
WH
Vit
RD
Röd
WH
Vit
BU
Blå
BU = blue
RD = red
WH = white
Start
1. Start the pump of the pool water circulation.
2. Check that the water circulation is normal before the heater is turned on.
3. Test the heater by turning the thermostat knob back and forth and check that the contactor of the thermostat turns on and off.
Check any flow switch or pressure switch by turning off the flow through the heater with a gate valve and control that the
contactor is beeing deenergized.
4. Set desired pool water temperature by turning the thermostat knob.
5. The heater will now heat the pool water to desired temperature.
If the heater does not start
a. Check the fuses.
b. The overheating limit control can be released:
- Losen the protective cap, see picture 4.
- Press the reset button on the connection box.
- Put the cap back.
c. Any pressure switch is not closed:
The pressure switch is pre-set to 0,25 bar. If a correct pressure is not attainable, the return pipe to the pool shall be some
what throttled in order to increase the back pressure in the return pipe.
d. Check that the direction of the arrow on the flow switch housing agree to the direction of the water flow.
e. Reset the thermostat to a higher temperature.
Maintenance
When back-washing and cleaning the filter, the power to the heater must be turned off.
The heater must be drained before it is exposed to sub-zero temperatures or if the pool system is closed for a longer time.
L2 L3 N
1-p
Overheating
Överhett-
limit control
ningsskydd
11
12
Pressure
switch pin
Pressostat
1 and 3
eller
or
flödesvakt
Flow switch
1
2
Thermostat
Termostat
3~400V
3~400V / 3~690V
L1 L2 L3
L1
On/Off
Brytare
Motor protection
Motorskydd
circulation pump
A ( 1 : 1 )
Protective cap
Cap
A
E
Box 728, SE-194 27 Upplands Väsby, Sweden
Phone +46 8 59411050, Fax +46 8 59086880
6
ENGLISH
0 L1
On/Off
Brytare
Motor protection
Motorskydd
circulation pump
3-pole
3-polig
Pressostat
Pressure switch
Overheating
överhettnings-
pin 1 and 3
eller
limit control,
skydd or Flow switch
flödesvakt
max 16A
Thermostat
Termostat
Picture 4
A ( 1 : 1 )
A E10024-3
130903
Surface treatment Designed by: Drawn by: Date Approved by:
TS 2012-06-21
The tolerance class in accordance with this Assembly drawing no. Art.no.
part of ISO 2768-1 Surface treatment
E
Demontering lock Scale Revised by: Date
The tolerance class in accordance with this
överhettningsskydd part of ISO 2768-1
Drawing number Rev.no.
M11668 0 Demontering lock
överhettningsskydd
Box 728, SE-194 27 Upplands Väsby, Sweden
Phone +46 8 59411050, Fax +46 8 59086880
Protective
Cap
cap
Reset button
Reset button
Designed by: Drawn by: Date Approved by:
TS 2012-06-21
Assembly drawing no. Art.no.
Scale Revised by: Date
Drawing number Rev.no.
M11668 0