Electrical Connections; Fuse Protection; Connecting The Power Supply Cable - Panasonic PAW-FC Installation And Maintenance Manual

8. Electrical connections

Danger to life from electric shock.
Before carrying out any work on the equipment, make sure that the electrical power supply is disconnected
and that there is no possibility of the unit being started inadvertently.
Non-compliance with the above instructions can lead to injury or death by electrocution.
The devices are operated with 230-V alternating voltage. Any contact with live conductors can present a danger to life from electric
shock.
- Electrical installation work must be undertaken by a trained electrician.
- Ensure that you have disconnected the electricity supply before you carry out installation work. Secure the electricity
supply against being switched on again unintentionally.

8.1 Fuse protection

All unit must be installed with a fuse for machine protection. Refer to the following table for fuse installation and replacement:
PAW-
AC / EC fan 2-pipe / 4-pipe
AC FAN
Fuse type
EC FAN
Fuse type
Fuse rating

8.2 Connecting the power supply cable

All Cassette units are designed for operation with 230 volts, single phase, 50 or 60 cycles.
Each Cassette unit is supplied with a terminal board.
Mains voltage and extra-low voltage wiring must each be done
in accordance with the applicable local electrical code and the
wiring diagram corresponding to the unit model.
The control box panel is positioned on the external side of
the unit (see figure). Remove the fixing screws and the cover
of the control box panel. The control box panels contain the
terminal blocks for connections as shown in the wiring
diagrams.
1 Electrical box
2 Cable holder
3 Terminal block
4 Capacitor
5 Valve cable inlet
The power supply cable shall be selected in accordance with the following criteria:
Power supply cable length and installation mode.
−
− Maximum unit starting current draw – the cables shall supply the appropriate voltage to the unit terminals for starting.
Cables' capacity to transport the total system current draw.
−
IMPORTANT
- All cables for connection to the unit, as well as its accessories, must be H05 VV-F with PCV insulation in compliance with
EN60335-2-40.
- Disconnect all circuits from power supply before acting on energized components.
- Make earthing before any other electric connections.
FC**-U020 FC**-U030
- gF
- gG
Amps 1,0
WARNING
FC**-U040
gF gF
gG gG
1,0 1,0
Control box – internal view
17
FC**-U050 FC**-U060
gF gF
gG gG
1,0 1,0
FC**-U070
gF
gG
1,0