Carrier 30RQS140 User Manual

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INSTALLATION, OPERATION AND

MAINTENANCE INSTRUCTIONS

Reversible Air-to-Water Heat Pumps

30RQS/30RQSY 039-160 “A”

Original instructions

Nominal cooling capacity 40-160 kW

50 Hz

Touch Pilot Junior

For the operation of the control please refer to the

Touch Pilot Junior Control manual for the 30RB/30RQ 017-160 series

30RQS

30RQSY

Table of Contents

Default Chapter2
- Table of Contents2
1 Introduction4
- Specific Aspects for 30RQSY Units with Variable Available Pressure4
- Check Equipment Received4
- Installation Safety Considerations4
- Equipment and Components under Pressure6
- Maintenance Safety Considerations6
- Repair Safety Considerations7
2 Moving and Siting the Unit8
- Moving8
- Siting the Unit8
- Checks before System Start-Up9
3 Installation Specifics for 30Rqsy Units9
- General9
- Duct Connection10
- Electrical Protection of the Fan Motors11
- Air Heat Exchanger Suction Filter Kit (Option 23B)11
- Applicable Rules for Units Incorporated into an Air Duct Network11
- Installation of the Accessory Condensate Collection Pan11
4 Dimensions, Clearances12
- 30RQS 039 and 045-078, Units with and Without Hydronic Module12
- 30RQS 080-160, Units with and Without Hydronic Module13
- 30RQSY 039-045, Units with and Without Hydronic Module, Without Filter Frame14
- 30RQSY 039-045, Option 23B, Units with and Without Hydronic Module, with Filter Frame15
- 30RQSY 050-078, Units with and Without Hydronic Module, Without Filter Frame16
- 30RQSY 050-078 Option 23B, Units with and Without Hydronic Module, with Filter Frame17
- 30RQSY 080-120 Units with and Without Hydronic Module18
- 30RQSY 140-160 Units with and Without Hydronic Module19
- 30RQS/RQSY 039-078 Units with Buffer Tank Module20
- 30RQS/RQSY 080-160 Units with Buffer Tank Module21
- 30QBS/RQSY 039-080 Units with Desuperheater22
- 30RQS/RQSY 090-120 Units with Desuperheater22
- 30RQS/RQSY 140-160 Units with Desuperheater22
5 Physical Data, 30Rqs Units23
6 Electrical Data, 30Rqs Units24
7 Physical Data, 30Rqsy Units25
8 Electrical Data, 30Rqsy Units26
9 Electrical Data, 30Rqs and 30Rqsy Units27
- Short-Circuit Stability Current (TN System*)27
- Electrical Data, Hydronic Module27
- Compressor Usage and Electrical Data for Standard Units28
10 Application Data29
- Operating Range, Standard Units - Cooling Mode29
- Operating Range, Standard Units - Heating Mode29
- Water Heat Exchanger Water Flow Rate30
- Minimum Water Flow Rate30
- Maximum Water Heat Exchanger Water Flow Rate30
- Water Loop Volume30
11 Electrical Connection30
- Control Box30
- Power Supply30
- Voltage Phase Imbalance (%)30
- Recommended Wire Sections31
- Field Control Wiring31
- Power Supply31
12 Water Connections32
- Operating Precautions and Recommendations32
- Hydronic Connections33
- Frost Protection33
- Protection against Cavitation (Option 116)33
13 Nominal System Water Flow Control36
- Units Without Hydronic Module36
- Units with Hydronic Module and Variable-Speed Pump - Pressure Differential Control37
- Units with Hydronic Module and Variable-Speed Pump - Temperature Difference Control38
- Plate Heat Exchanger Pressure Drop (Including Internal Piping) - Units Without Hydronic Module39
- Pump Pressure/Flow Rate Curve - Units with Hydronic Module (Fixed-Speed or Variable-Speed Pump, 50 Hz)39
- Available External Static Pressure - Units with Hydronic Module (Fixed-Speed or Variable-Speed Pump, 50 Hz)40
14 Start-Up41
- Preliminary Checks41
- Actual Start-Up41
- Operation of Two Units in Master/Slave Mode41
- Supplementary Electric Resistance Heaters42
15 Major System Components43
- Compressors43
- Lubricant43
- Air Evaporator/Condenser43
- Fans43
- Electronic Expansion Valve (EXV)43
- Moisture Indicator43
- Filter Drier43
- Water Evaporator/Condenser44
- Refrigerant44
- High-Pressure Safety Switch44
- Storage Tank44
- Four-Way Valve44
- Control Box44
16 Options45
17 Specific Details for Units with a Fan with Available Static Pressure (30Rqsy)46
18 Partial Heat Reclaim Using Desuper-Heaters (Option 49)46
- Physical Data, 30RQS/30RQSY Units with Partial Heat Reclaim Using Desuperheaters (Option 49)46
- Installation and Operation of the Heat Reclaim with Desuperheater Option47
- Installation48
- Control Configuration with the Desuperheater Option48
- Operating Limits48
19 Brine Option (Option 5B & Option 6B)48
- Frost Protection48
20 Standard Maintenance49
- Level 1 Maintenance49
- Level 2 Maintenance50
- Level 3 (or Higher) Maintenance50
- Tightening Torques for the Main Electrical Connections51
- Tightening Torques for the Main Bolts and Screws51
- Air Heat Exchanger51
- Water Heat Exchanger Maintenance51
- Refrigerant Volume52
- Characteristics of R-410A52
21 Start-Up Checklist for 30Rqs/30Rqsy Heat Pumps (Use for Job File)53

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Carrier 30RQS140 Specifications

General

Model Number	30RQS140
Category	Heat Pump
Cooling Capacity	140, 000 BTU/h
Compressor Type	Scroll
Refrigerant	R-410A
Phase	3
Coefficient of Performance (COP)	3.5

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