SYSAER SG

[Option] 2.7 – Exhaust air Management (3 way Dampers)
The unit shall be equipped with an EC plug fan on standard to manage the extraction of the air
As a standard, the unit shall be able to recover Energy on the extract air
[Option] 2.8 - Recovery module
The unit should be equipped with a thermodynamic module, independent from the main circuit, in order to transfer energy from the
exhaust air to the supply air.
The unit should be delivered plug and play ready to install on site.
[Option] 2.9 – Food Refrigeration Recovery “FRECO”
The unit should be equipped with a specific recovery system which can be connected to the condenser of the food refrigeration
system. This recovery system should allow free heating.
[Option] 2.10 – Auxilliary heating
The unit should be equipped with one of the following auxiliary heating option available both for cooling only units or heat pump
which allow to extend the operating limits
- [Option] Electric heater
- [Option] Hot Water coil equipped with 3 way valve
- [Option] Atmospheric Gas burner
2.9- Control panel
The units shall be fitted with an external control that displays the operating parameters and alarms.
The control panel shall be accessible without removing any parts nor shutting down the unit.
The unit shall contain a main switch to cut the power supply lines.
The control system shall contain contacts for remote general fault signaling, remote ON/OFF switching, remote Cooling/Heating
switching and be compatible with BMS (ModBus protocol RS 485 connection).
The unit incorporated safety devices shall include fan and compressor motor overload protection, water flow switch, water filter
(supplied loose), high pressure switch, high and low pressure transducers, evaporator antifreeze electric heater, crankcase heater,
safety valve on 45 bar on refrigerated side and 3 bar on water side.
The unit incorporated control devices shall include entering and leaving water temperature sensors, coil temperature sensor,
discharge temperature sensor, air temperature sensor and suction and discharge pressure transducers.
3 - Conformity with standards
The units shall comply with applicable Standard
• EN 14511
• Machine Directive: 2006/42/EC
• Low Voltage Directive: 2014/35/UE
• Electromagnetic Compatibility Directive: 2014/30/UE,
• Pressure Equipment Directive: 2014/68/UE
• RoHS directive: 2011/65/EU
• The unit shall be manufactured in an ISO certified facility.