
4.7
Sound insulation
The following measures are possible for sound insulation:
• If there are living areas above or below the boiler room,
make boiler room walls, ceiling and floor as solid as
possible.
•
Connect pipes flexibly using expansion joints.
• Connect circulating pumps to the piping network using
expansion joints.
4.8
Electrical connection
A qualified technician must install the electri
-
cal supply to the equipment.
The connection diagram is located in the elec-
trical box of the heat generator; the circuit dia-
gram is supplied separately.
WARNING
The heat generator can only be de-energised
by disconnection from the mains (e.g. all-
pole switch).
WARNING
All electric power supply circuits must be
switched off before accessing the terminals.
CAUTION
Do not reach into the marked area (Fig. 22)
when folding out the switch control box.
Danger of cuts and pinching in the area of
the trim strip (4).
Wear gloves. Grip the switch control box by
the left and right sides, not by the underside!
Use cable ducts with separators.
The electrical connection must be connected
in accordance with the applicable standards
of nationally or internationally recognised pro-
fessional associations.
Procedure to remove the front casing
1.
Remove front cover (1, Fig. 22) after first releasing
the lateral locking bolt (1a, Fig. 22) (turn approx. ¼
turn to the left and pull out as far as the stop). Lift the
front cover (1, Fig. 22) straight upwards and remove
towards the front.
2.
Remove lower front cover (2, Fig. 22) after first re
-
leasing the lateral locking bolt (2a, Fig. 22) (turn ap-
prox. ¼ turn to the left and pull out as far as the stop).
Slightly raise the lower front cover (2, Fig. 22) and
remove towards the front.
3. Remove the locking screw (3a, Fig. 22).
4. Lift the terminal box (3, Fig. 22) and fold it out.
5. Cable introduction according to dimensional drawing
(point 3.3 dimensions, no. 6).
The electrical connection is to be made in accordance
with the diagram supplied.
1
1a
3a
2a
3
2
Fig. 22
4
30
4 217 215 / 00
INSTALLATION
Содержание UltraGas 1000
Страница 57: ...57 4 217 215 00...