Carrier AquaSnap 61WG Series - 61 WG;30 WG 050-090 - Unit with Condenser Hydraulic Module (Option 270); 61 WG;30 WG 050-090 - Unit with Evaporator;Condenser Hydraulic Modules (Options 116 + 270)

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3 - DIMENSIONS, CLEARANCES

3.11 - 61WG/30WG 050-090 - unit with condenser hydraulic module (option 270)

657

1021

559

252

277

204

3.12 - 61WG/30WG 050-090 - unit with evaporator/condenser hydraulic modules (options 116 +

270)

657

1021

559

252

277

204

282

Legend

All dimensions are given in mm.

Evaporator

Condenser

Relief valve

Clearances required for maintenance (see note)

Control box

Water inlet

Power wiring connection

Power supply and control connection

NOTE: Non-contractual drawings. Refer to the certied

dimensional drawings available on request, when

designing an installation.

Main Page

Default Chapter2
- Table of Contents2
1 Introduction5
- Installation Safety Considerations5
- Equipment and Components under Pressure6
- Maintenance Safety Considerations6
- Repair Safety Considerations7
- Measures, Provisions, Procedures against Emergencies8
2 Preliminary Checks9
- Check Equipment Received9
- Moving and Placing the Unit9
3 Dimensions, Clearances11
- 61WG/30WG 020-045 - Standard Unit11
- 61WG/30WG 020-045 - Unit with Top Connections (Option 274)11
- 61WG/30WG 020-045 - Unit with Evaporator Hydraulic Module (Option 116)12
- 61WG/30WG 020-045 - Unit with Condenser Hydraulic Module (Option 270)12
- 61WG/30WG 020-045 - Unit with Evaporator/Condenser Hydraulic Modules (Options 116 + 270)13
- 61WG/30WG 020-045 - Stackable Unit (Option 273)14
- 61WG/30WG 050-090 - Standard Unit14
- 61WG/30WG 050-090 - Unit with Top Connections (Option 274)15
- 61WG/30WG 050-090 - Unit with Evaporator Hydraulic Module (Option 116)15
- 61WG/30WG 050-090 - Unit with Condenser Hydraulic Module (Option 270)16
- 61WG/30WG 050-090 - Unit with Evaporator/Condenser Hydraulic Modules (Options 116 + 270)16
- 61WG/30WG 050-090 - Unit with Hydraulic Module and Top Connections (Options 116 + 274 or 270 + 274 or 116 + 270 + 274)17
- 61WG/30WG 050-090 - Stackable Unit (Option 273)17
- 30WG 110-140 - Standard Unit18
- 30WG 110-140 - Unit with Top Connections (Option 274)18
- 30WG 110-140 - Unit with Hydraulic Module (Option 116-270)19
- 30WG 110-140 - Unit with Hydraulic Module and Top Connections (Option 116-270 and 274)19
- 30WG 150-190 - Standard Unit20
- 30WG 150-190 - Unit with Top Connections (Option 274)20
- 30WG 150-190 - Unit with Hydraulic Module (Option 116-270)21
- 30WG 150-190 - Unit with Hydraulic Module and Top Connections (Option 116-270 and 274)21
- 30WGA 020-045 - Standard Unit22
- 30WGA 020-045 - Unit with Evaporator Hydraulic Module (Option 116)22
- 30WGA 020-045 - Stackable Unit (Option 273)23
- 30WGA 050-090 - Standard Unit23
- 30WGA 050-090 - Unit with Evaporator Hydraulic Module (Option 116)24
- 30WGA 050-090 - Stackable Unit (Option 273)24
- 30WGA 110-140 - Standard Unit25
- 30WGA 110-140 - Unit with Hydraulic Module (Option 116)25
- 30WGA 150-190 - Standard Unit26
- 30WGA 150-190 - Unit with Hydraulic Module (Option 116)26
4 Physical and Electrical Data 61Wg/30Wg/30Wga27
- Physical Data 61WG/30WG27
- Physical Data 61WG/30WG/WGA Units with Hydraulic Module29
- Electrical Data 30WG/WGA29
- Short-Circuit Stability Current (TN System (1) ) - Standard Unit (with Main Disconnect Switch)31
- Electrical Data, Optional Hydraulic Module32
- Compressor Usage and Electrical Data Table36
5 Application Data38
- Operating Limits 61WG/30WG/WGA38
- Operating Range 61WG/30WG/30WGA39
- Minimum Chilled Water Flow39
- Maximum Chilled Water Flow39
- Variable Flow39
- Water Flow Rates39
- Minimum Water Volume40
- Maximum Water Loop Volume (Evaporator and Condenser Side)40
- Expansion Tank40
- Protection against Cavitation (Option 116)40
- Plate Heat Exchanger Pressure Drop (Includes Internal Piping)41
6 Electrical Connection42
- Electrical Connections, Control Box42
- Power Supply42
- Voltage Phase Imbalance (%)42
- Recommended Wire Sections42
- 24 V User Power Reserve43
30 Wga Unit Connections44
- Recommendations for the Installation of Liquid Chillers with Remote Condenser44
- Piping Installation and Connection44
8 Pipe Sizing with Refrigerant for 30Wga Units45
- General Considerations and Pipe Size Limits45
- Pipe Sizing45
- Discharge Pipe Sizing45
9 Water Connections47
- Operating Precautions47
- Frost Protection48
- Flow Switch (Units Without Hydraulic Module)48
10 Nominal Water Flow Control with Fixed-Speed Pump49
- General49
- Water Flow Control Procedure49
11 Nominal Water Flow Control with Variable-Speed Pump51
- Pump Flow/Pressure Curve51
- Available External Static Pressure51
- Available External Static Pressure (Variable Speed / Fixed-Speed High-Pressure Single Pumps, Units with Hydraulic Module)52
- Available External Static Pressure53
12 Operation of 30Wg Units with Specific Heating Control (Option 153)54
- Operating Principle54
- Auxiliary Electronic Board (AUX1) - Analogue and Digital Inputs and Outputs54
13 Operation of 30Wg Units with the Heating System Manager (Hsm)55
30 Wg/61Wg Unit Operation with a Drycooler (Option 154)56
- Operating Principle56
- Communication to Control the Drycooler56
- Configuration of the Number of Fan Stages and the Automatic Changeover of the Fan Stages56
- Fan Stage Assignment56
- Units Without Evaporator and Condenser Pump, Three-Way Valve Configuration for Low Outside Temperature Application56
- Drycooler Installation on Units56
30 Wga Unit Operation with a Remote Air-Cooled Condenser (Option 154)57
- Operating Principle57
- Lead Fan57
- Communication to Control the Remote Condenser57
- Configuration of the Number of Fan Stages and Fan Type Based on the Air-Cooled Condenser Model Used in the Installation57
16 Unit Operation with a Free Cooling Drycooler58
- Operating Principle58
- Communication to Control the Drycooler58
- Configuration of the Fans Control58
- Water Valves58
- System Installations Recommandation58
17 Start-Up59
- Preliminary Checks59
- Actual Start-Up59
- Operation of Two Units in Master/Slave Mode (Option 58)59
- Parallel or Serial Connection of Two Units59
18 Major System Components and Operation Data60
- Compressors60
- Lubricant60
- Evaporators and Water-Cooled Condensers60
- Electronic Expansion Valve (EXV)60
- Refrigerant60
- High-Pressure Switch and High-Pressure Sensor61
- High and Low-Pressure Side Relief Valve61
- Moisture Indicator61
- Filter Drier in the Refrigerant Circuit61
- Fixed-Speed Pump61
- Variable-Speed Pump61
- Evaporator and Condenser Pump Suction Filter61
- Outside Air Temperature (Option 312)61
19 Options and Accessories62
20 Maintenance65
- Soldering and Welding65
- General System Maintenance65
- Refrigerant Undercharge66
- Refrigerant Guidelines66
- Leak Detection66
- Evacuation66
- Recharging Liquid Refrigerant66
- Characteristics of R-410A67
- Electrical Maintenance67
- Tightening Torques for the Main Electrical Connections67
- Tightening Torques for the Main Bolts and Screws67
- Compressors68
- Evaporator and Condenser Maintenance68
- Corrosion Check68
21 Aquasnap Maintenance Program69
- Maintenance Schedule69
- Description of the Maintenance Operations69
22 Start-Up Ckecklist for Units (Use for Job File)70

Carrier AquaSnap 61WG Series - 61 WG;30 WG 050-090 - Unit with Condenser Hydraulic Module (Option 270); 61 WG;30 WG 050-090 - Unit with Evaporator;Condenser Hydraulic Modules (Options 116 + 270)

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