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8.3.2
Compressor regulation
Possibilities of the compressor regulation:
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8.3.3
Setting of setpoint and limit values as well as safety devices
The specifications (work steps) in the operating manual of the control and the
project-related data are decisive for the setting of the setpoint and limit values.
The program-based setpoint and limit values as well as the setting values of the
safety device are given in the project-based parameter list.
L_151511_2
19.12.2019
The main current must be available and switched on.
The product must be sufficiently filled with refrigerant and oil.
The valves must be in their operating positions.
The oil level in the oil separator must be within the allowable range.
The cooling and cold water pumps must be in operation, the medium flows
through the heat exchangers.
The supply of cooling water or refrigerant to the oil cooler must be ensured.
The oil must be sufficiently heated by the oil heater.
Notice
The oil heater can be energised when the product is shut down.
► It is then automatically switched off when the product is started and
switched on when it is shutting down. If the ambient temperature is below
15 °C, the oil heater must be switched on at least one hour before the prod-
uct is switched on.
The rated current limitation has been set according to the motor rating.
The product can be switched on according to the operating manual of the
control.
Manual regulation
Automatic regulation
Remote regulation via contacts
Remote regulation via a network connection
Notice
Regulation parameters with a description of their function are represented in
the operating manual of GEA Omni™.
► The operating manual of GEA Omni™ is part of the documentation for
the control.
Caution!
Correct setting of all setpoint and limit values!
► The correct setting of all setpoint and limit values is a prerequisite for the
safe operation of the product.
Operation and control
Description of the control elements
89
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