15
Safety thermistor location
Models 420 to 600
Assembly and connection inside the unit.
Kit assembly:
When the frame with the electrical heaters is provided in a kit,
follow the steps below for connecting it:
Step 1: the electrical heaters are sent divided into 2 or 4 frames,
depending on the required power, as shown in the following
table:
Step 3: take the hoses with the electric power supplies to the
indoor electric panel of the unit.
Important: The connection of the necessary elements for the
adequacy to the handling of the unit must be performed by the
installer.
Total output (kW)
36
45
54
72
Stage power (kW)
18 + 18
18 + 27
27 + 27
36 + 36
40ZS/ZF - 420 / 485
2 frames
--
40ZS/ZF - 540 / 600
--
2 frames
4 frames
To attach these frames to the unit, four supports are provided.
In the case of 2 frames, screw each one of them to 2 supports
with the four M4 screws included in the kit.
The height of the frame on the support will depend on the position
of the supply fan, since it should never be behind the fan volute.
For example, in the following diagram, the frame location will
be valid for lower and side supply.
Holes for screws M4
screws for attachment to
the frame to the frame
Holes for M4 screws for
attaching to the unit
Electric power supply outlet
Holes for M4 screws for
attaching to the unit
Supports for attaching to the unit
The supports attached to the unit can be seen in the following
illustration.
Electric panel
Access panel
Supports attached
to the unit
9 - OPTIONS
Step 2: attach the supports with the frames linked inside the
unit. To that extent, drills have been made in the unit to which
the supports must be screwed.