Xi.2. Stop Sequence; Turning The Unit On Or Off; Start-Up - Caladair EVERSKY 500 Installation And Commissioning Manual

XI.2. Stop sequence

The unit shuts down according to the following procedure:
o Deactivation of the alarm management function
o Stopping electric heating (PREMIUM BE or INFINITE BE versions)
o Stopping the fans after a certain period of time predefined individually for each of the fans:
o
SAF delay: 180s
o
EAF delay: 300s
o Closure of the fresh air and extract air dampers
o The signals to the actuators are set to zero.
The unit stops when one of the following conditions is true:
o No active timer and no external forced running (via Digital Input or BMS)
o Enabling the External Shutdown (DI) Command
o The installation is stopped manually from the controller (manual stop)
o Appearance of an alarm configured to stop the control panel.
XII. TURNING THE UNIT ON OR OFF
The EVERSKY unit is supplied as standard in Auto mode. The ventilation is managed by the timer carried out or possibly by external
control.
As soon as the unit is powered, the main switch on the front is in the ON position, and the starting conditions are met, the machine
starts automatically.
In the event that the unit is to be stopped, the Operating Mode setting must be changed from Auto to Manual stop.
Minimum access level:
Path:
Running mode
Temperature
Air control
Time settings
For any maintenance operation or when you want to intervene inside the plant, it is advisable to cut off the power supply through
the main switch on the front after switching the unit to manual stop mode and after waiting until the fans are completely shut down
(post-ventilation sequence). The main page of the HMI command writes "Fan stop" and then "Stopped" meaning total shutdown.
XIII. START-UP
The specific actions to be carried out during starting-up the unit are:
o Checking the setting of the date and time of the controller and adjust if necessary
o Adjust the timer
o Adjust ventilation setpoints
o Adjust temperature setpoints
o Set the communication protocol (if communication used)
o Adjust specific functions (fire protection) if used
MS-CDF-019 – Manufacturing Nr: 220001→
User
Running mode
Selected functions
Alarm events
Inputs/outputs
EVERSKY
Running mode
Auto
Version B Update: 2022/06/14
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