Bosch TR5500T 30 EB, Руководство по сборке и эксплуатации, Страница: 11 / 24

For technicians only
11 TR5500T – 6 720 875 994 (2017/12)
function, press the fast-heat button . The LED “fast-
heating” lights up. The function turns itself off automatically,
as soon as the configured temperature has been reached. The LED “fast-
heating” turns off
.
Connection with off-peak contact.
During off-peak time the device heats with the configured basic
performance. The “fast-heating function” activates a heating cycle at
higher power in order to accelerate the heating-up procedure. To start
this function, press the fast-heat button
. The LED “fast-
heating” lights up. The function turns itself off again
automatically as soon as the configured temperature has been reached.
The LED “fast-heating”
turns off.
The rest of the time, the device does not heat. If the “fast-heating”
button
is activated, the device heats once to the configured
temperature. Afterwards, the device turns itself off automatically.
Boiler Mode
Connection without off-peak contact.
The device does not heat by default.
If the “fast-heating” button is activated, the device heats once
to the configured temperature. Afterwards, the device turns itself off
automatically.
Each further heating process must be started by pushing the button
“fast-heating” .
Electrical Connections
WARNING:
Danger of electric shock!
The power switch “S1” may only be activated in an unpowered state!
Remove lower cap by taking the screws out (Diagram 15, 15.1, 15.2,
15.3).
Lead cable through the cable gland and cord grip and connect,
then tighten the cable gland and cord grip (Diagrams 12- 13).
Check that the system is suitable for the maximum power absorbed
by the water heater (please refer to the data plate) and that the cross-
section of the electrical connection cables is suitable, and no less
than 1.5 mm
2
.
Operating mode
Set the power switch “S1” to the correct operating mode on
the electronic board.
Set the desired load according to the connection examples.
The power switch is set by the manufacturer in position 5.
Double power
Depending on the home installation, the following connection variations
are possible:
Refer to the connection types recommended for double power
• Variant A, (Diagram 15):
If no low-tariff electricity is to be used, do not remove bridge between L1
and L1T.
• Variant B, (Diagram 15.1)
Connect the output of the autotimer (delivered by the electricity
provider) with L1 and L1T.
• Variant C, (Diagram 15.2)
Connect switched phase L1T (connection for low-tariff power) to L1T
terminal.
• Variant D, (Diagram 15.3)
Connect switched phase L1 to terminal L1 and L1T.
Single power
Depending on the home installation, the following connection variations
are possible:
Refer to the connection types recommended for single power
Set power switch “S1” on the electronic board to positions 1 / 2 / 3 / 4
“single power” .
Boiler mode
Depending on the home installation, the following connection variations
are possible:
Refer to the connection types recommended for boiler switch.
Set power switch “S1” on the electronic board to positions 8 / 9 / 0
“boiler mode” .
Finally, separate the appropriate circuit diagram (E1/E2) and the
corresponding power-switch position “S1” from the enclosed adhesive
foil and adhere to the pad provided. Fill out the information decal about
the installed circuit and installed load and adhere to the outside of
the cover.
Power Switch “S1” Mode of Operation
Double power switch positions 5 / 6 / 7
Single power switch positions 1 / 2 / 3 / 4
Boiler mode switch positions 8 / 9 / 0
According to the duration of the off-peak period of either 8 or 4 hours, and the associated loads
(refer to connection types), set the power switch
“S1” to the correct positions 5 / 6 / 7,
of the double power set-up.