KGL Operating Manual – VS 3010 BS
2018-07-02
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17 178
3 VS 3010 BS Functions
The pack controller includes the following functions for the refrigeration compressor pack and condenser:
Control functions
Regulation functions
Notification and archiving of faults
Monitoring functions
Archiving of messages and operating data
These functions include the following:
Compressor control for 2 temperature zones with up to
4 compressors each with 2 capacity stages or
2 compressors each with 3 capacity stages or
8 single-stage compressors in booster or satellite operation
Low-pressure control / compressor control
as step controller
as combined control
Base load rotation
Load shedding
Fan control (step controller) for one-circuit systems with max.
8 directly controlled fans
Regulation of the condenser temperature / fan control
as step controller
as speed controller
combined control - parallel
combined control - stages
Fan protection
The fans are controlled via relay outputs
Monitoringfunctions
Safety loop
- Low oil pressure switch compressor
- Motor overload cutout
- Compressor
- Fan
Cylinder head temperature
Low-pressure
Compressor high-pressure cutout
Minimum suction gas superheat
High-pressure (condenser control)
Compressor speed controller LP-Z1 / LP-Z2
Liquid level in the collection tank
External alarm
