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GLWC 1055 – 2475 DA2 (190 - 1700 kW)

General:
- Highly efficient model with flooded evaporator
- Optimized for space-saving configuration

Refrigeration circuit:
- High-efficiency optimized model with 1 or 2 screw compressors
- One screw compressor each per refrigerant circuit for best possible redundancy
- Screw compressor with continuously variable capacity control for constant water outlet temperatures
- Electronic expansion valve EEV
- Shell and tube heat exchanger
- Electronic pressure sensor for high and low pressure

Control & regulation:
- Unit main switch
- Automatic circuit breakers for all electric consumers
- Autoadaptive microprocessor control
- Water inlet or outlet control
- Automatic self-diagnostics
- Alphanumeric display
- Selection of various languages
- Reading off alarm or error messages
- Remote on/off contact
- Collective fault message
- Operation status message of unit

Accessories:
- Master/slave operation with up to 5 units in one hydraulic circuit
- Connection to the building management system via modbus, LonWorks and BACnet possible
- Connection of an additional remote control
- Many further extensive accessories available

GLWC 2012 – 4120 CD2 (38 - 400 kW)

General:
- Model as water-cooled chiller
- Space-saving under consideration of optimal service access

Refrigeration circuit:
- Depending on capacity stage, the units have 1-2 refrigeration circuits
- Equipped with 2 or 4 scroll compressors in tandem design
- Electronic expansion valve EEV
- Plate heat exchanger
- Electronic pressure sensor for high and low pressure

Hydraulics:
- Optional hydraulic module for chilled water and heat-rejection water circuit with standard or inverter pump
- Water pumps available in two power output levels
- 1 or 2 water pumps for redundant operation with with automatically timed switch-over or in the event of a pump malfunction
- Water filter and flow monitor available as accessories

Control & regulation:
- Unit main switch
- Automatic circuit breakers for all electric consumers
- Autoadaptive microprocessor control
- Water inlet or outlet control
- Automatic self-diagnostics
- Alphanumeric display
- Selection of various languages
- Reading off alarm or error messages
- Remote on/off contact
- Collective fault message
- Operation status message of unit

Accessories:
- Master/slave operation with up to 5 units in one hydraulic circuit
- Connection to the building management system via modbus, LonWorks and BACnet possible
- Connection of an additional remote control
- Many further extensive accessories available

GLWH 2012 – 4120 CD2.H (38 - 400 kW)

General:
- Model as water/water heat pump
- Space-saving under consideration of optimal service access

Refrigeration circuit
- Depending on capacity stage, the units have 1-2 refrigeration circuits
- Equipped with 2 or 4 scroll compressors in tandem design
- Electronic expansion valve EEV
- Plate heat exchanger
- Electronic pressure sensor for high and low pressure

Control & regulation:
- Unit main switch
- Automatic circuit breakers for all electric consumers
- Autoadaptive microprocessor control
- Water inlet or outlet control alternatively for evaporator or condenser
- Automatic self-diagnostics
- Alphanumeric display
- Selection of various languages
- Reading off alarm or error messages
- Remote on/off contact
- Collective fault message
- Operation status message of unit

Accessories:
- Master/slave operation with up to 5 units in one hydraulic circuit
- Connection to the building management system via modbus, LonWorks and BACnet possible
- Connection of an additional remote control
- Many further extensive accessories available

GLWH 2012 – 4120 CD2.R (38 - 400 kW)

General:
- Model as water/water heat pump with reversible refrigeration circuit
- Space-saving under consideration of optimal service access

Refrigeration circuit
- Depending on capacity stage, the units have 1-2 refrigeration circuits
- Equipped with 2 or 4 scroll compressors in tandem design
- Electronic expansion valve EEV
- 4-way switching valve to switch over the refrigerant circuit
- Plate heat exchanger
- Electronic pressure sensor for high and low pressure

Hydraulics:
- Optional hydraulic module for chilled water and heat-rejection water circuit with standard or inverter pump
- Water pumps available in two power output levels
- 1 or 2 water pumps for redundant operation with with automatically timed switch-over or in the event of a pump malfunction
- Water filter and flow monitor available as accessories

Control & regulation:
- Unit main switch
- Automatic circuit breakers for all electric consumers
- Autoadaptive microprocessor control
- Water inlet or outlet control
- Automatic self-diagnostics
- Alphanumeric display
- Selection of various languages
- Reading off alarm or error messages
- Remote on/off contact
- Collective fault message
- Operation status message of unit

Accessories:
- Master/slave operation with up to 5 units in one hydraulic circuit
- Connection to the building management system via modbus, LonWorks and BACnet possible
- Connection of an additional remote control
- Many further extensive accessories available

GLWH 1130 – 4960 CA2.HT (345 – 2581 kW)

Equipment:
• HT version with 1, 2, 3 or 4 screw compressors
• One screw compressor per refrigerant circuit for best possible redundancy
• Screw compressor with continuously variable capacity control
for constant water outlet temperature
• Expanded operating limits to 60 °C warm water outlet temperature
• Control cabinet on the front side
• Pump enabling as an option
• Selectable regulation of condenser water temperature (warm water) and evaporator water temperature (chilled water)
• Autoadaptive microprocessor control
• Unit main switch
• Automatic circuit breakers for all electric consumers
• Configuration with an electronic expansion valve EEV
• Controller: HVAC systems Step III
• Master/slave operation with HVAC System unit series available as an accessory item
• Connection to BMS via optional interface