Air-cooled chillers and heat pumps for outdoor installation

Chiller GLAC 2015 – 2081 CD1/2 (39 - 227 kW)
Heat pumps GLAH 2015 – 2081 CD1/2 (42 - 230 kW

General:

• Optimized for space-saving configuration
• Low-noise operation model
• High efficiency model
• Heat recovery system

Refrigeration circuit:
- Model with 2 scroll compressors in one refrigerant circuit
- Electronic expansion valve EEV as standard for highly efficient model or optional
- Plate heat exchanger
- Micro-channel heat exchangers (MCHX)
- Electronic pressure sensor for high and low pressure
- Heat-pump cycle with 4-way valve (GLAH series)

Hydraulics:
- Air venting valves and drain valves
Optional GLHM hydraulic module with
- Water pump with standard or heavy-duty delivery head
- 1 or 2 water pumps for redundant operation with automatic switch over according to time or in case of a malfunction
- Pressure gauge
- Safety valve
- Expansion tank
- 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
- Actuation of the on-site pump (unit without GLHM)
- Remote switch between heating/cooling mode (GLAH series)

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

Areas of application:
Cooling operation from -20 °C to +46 °C air inlet temperature
Heating operation: from -10 °C to +35 °C  air inlet temperature

*partially depending on selected accessories


Deliverable in 8 different models:
Chiller:
• GLAC 2015 - 2070 CD1/2 as standard unit
• GLAC 2015 - 2070 CD1/2.SL especially quiet version
• GLAC 2015 – 2081 CD1/2.HE highly efficient version
• GLAC 2015 – 2070 CD1/2.D as standard unit with heat recovery
• GLAC 2015 – 2070 CD1/2.SD especially quiet version with heat recovery
• GLAC 2015 – 2081 CD1/2.HD highly efficient version with heat recovery

Heat pumps
• GLAH 2015 - 2070 CD 1/2 as standard unit
• GLAH 2015 – 2081 CD1/2.HE highly efficient version with option for extended operating range in heating operation

Chiller GLAC 4131 – 8321 CD2 (354 - 885 kW)
Heat pumps GLAH 4131 – 8321 CD2 (373 - 902 kW)

General:
- Optimized for space-saving configuration
- Low-noise operation model
- High efficiency model

Refrigeration circuit:
- Model with 4 to 8 scroll compressors in 2 to 4 refrigeration circuits
- Electronic expansion valve EEV
- Shell and tube heat exchanger
- Micro-channel heat exchangers (MCHX)
- Electronic pressure sensor for high and low pressure
- Heat-pump cycle with 4-way valve (GLAH series)

Hydraulics:
- Air venting valves and drain valves
Optional GLHM hydraulic module with
- Water pump with standard or heavy-duty delivery head
- 1 or 2 water pumps for redundant operation with automatic switch over according to time or in case of a malfunction
- Pressure gauge
- Safety valve
- Expansion tank
- 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
- Actuation of the on-site pump (unit without GLHM)
- Remote switch between heating/cooling mode (GLAH series)
- Fan-speed regulation

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

Areas of application:
Cooling operation from -20 °C to +46 °C air inlet temperature
Heating operation: from -12 °C to +35 °C  air inlet temperature

*partially depending on selected accessories

Deliverable in 5 different models:
Chiller:
• GLAC 4131 – 8321 CD2 as standard unit
• GLAC 4131 – 8321 CD2.SL especially quiet version
• GLAC 4131 – 8321 CD2.HE highly efficient version

Heat pumps:
• GLAH 4131 – 8321 CD2 as standard unit
• GLAH 4131 – 8321 CD2.LT especially quiet version and expanded operating range in heating operation

Chiller GLAC 4061 – 4121 CD2 (159 - 352 kW)
Heat pumps GLAH 4061 – 4121 CD2 (160 - 350 kW)

General:
- Optimized for space-saving configuration
- Low-noise operation model
- High efficiency model
- Heat recovery system

Refrigeration circuit:
- Model with 4 scroll compressors in two refrigeration circuits
- Electronic expansion valve EEV as standard for highly efficient model or optional
- Plate heat exchanger or shell and tube heat exchanger
- Micro-channel heat exchangers (MCHX)
- Electronic pressure sensor for high and low pressure
- Heat-pump cycle with 4-way valve (GLAH series)

Hydraulics:
- Air venting valves and drain valves
Optional GLHM hydraulic module with
- Water pump with standard or heavy-duty delivery head
- 1 or 2 water pumps for redundant operation with automatic switch over according to time or in case of a malfunction
- Pressure gauge
- Safety valve
- Expansion tank
- 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
- Actuation of the on-site pump (unit without GLHM)
- Remote switch between heating/cooling mode (GLAH series)

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

Areas of application:
Cooling operation from -20 °C to +46 °C air inlet temperature
Heating operation: from -10 °C to +35 °C  air inlet temperature

*partially depending on selected accessories

Deliverable in 8 different models:
Chiller:
• GLAC 4061 – 4121 CD2 as standard unit
• GLAC 4061 – 4121 CD2.SL especially quiet version
• GLAC 4061 – 4121 CD2 HE highly efficient version
• GLAC 4061 – 4121 CD2.D as standard unit with heat recovery
• GLAC 4061 – 4121 CD2.SD especially quiet version with heat recovery
• GLAC 4061 – 4121 CD2.SD highly efficient version with heat recovery

Heat pumps:
• GLAH 4061 – 4121 CD2 as standard unit
• GLAH 4061 – 4121 CD2 HE highly efficient version with option for extended operating range in heating operation

Chiller GLAC 2150 – 3722 CAD2 (300 – 1700 kW)

General:
- Optimized for space-saving configuration
- Low-noise operation model
- High efficiency model

Refrigeration circuit:
- High-efficiency optimized version with 2 or 3 screw compressors
- One screw compressor per refrigerant circuit for best possible redundancy
- Screw compressor with continuously variable capacity control for constant water outlet temperature
- Electronic expansion valve EEV
- Shell and tube heat exchanger
- Electronic pressure sensor for high and low pressure

Hydraulics:
- Optional GLPE hydraulic module with standard or inverter pump
- Water pump available in two power output levels
- 1 or 2 water pumps for redundant operation 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
- Actuation of the on-site pump (unit without GLPE)
- Fan-speed regulation

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

Areas of application:
Cooling operation from -18 °C to +50 °C air inlet temperature

*partially depending on selected accessories

Deliverable in three different models:
Chiller:
GLAC 2150 – 3722 DA2 as standard unit
GLAC 2150 – 3722 DA2.SL as especially quiet model
GLAC 2150 – 3660 DA2.HE as highly efficient model