Trane RAUL 190 Manual Download Page 1

Page: 1 / 24

RAU-SVX01G-GB

RAUL
Air Cooled Condensing Unit

Sizes 190 – 260 – 300 – 350 – 400

450 – 500 – 600 – 700 – 800

July 2020

Confi dential and proprietary Trane information

Original instructions

To be used

with the CH530 control

module manual

Summary of Contents for RAUL 190

Page 1: ...1G GB RAUL Air Cooled Condensing Unit Sizes 190 260 300 350 400 450 500 600 700 800 July 2020 Confidential and proprietaryTrane information Original instructions To be used with the CH530 control module manual ...

Page 2: ... instructions 5 Handling 5 Installation 5 Refrigerant lines 6 Refrigerant charge all split system types 7 Oil charge 7 Electrical connections 10 Temperature sensor 10 Hot gas bypass control option 10 Capacity control modes 11 General start up 12 Start up Preparation 12 Start up 12 Control System 15 Unit operations 15 Week end shutdown 15 Seasonal shutdown 15 Seasonal start up 15 Operation 15 Maint...

Page 3: ...upply before any servicing on the unit 3 Service work on the refrigeration system and the electrical system should be carried out only by qualified and experienced personnel Reception On arrival inspect the unit before signing the delivery note Reception in France only In case of visible damage The consignee or the site representative must specify any damage on the delivery note legibly sign and d...

Page 4: ...c Do not vent into the atmosphere any refrigerant The handling of refrigerant shall be fulfilled by a qualified service engineer 1 GWP global warming potential Maintenance contract It is strongly recommended that you sign a maintenance contract with your local Service Agency This contract provides regular maintenance of your installation by a specialist in our equipment Regular maintenance ensures...

Page 5: ...tween the supporting floor and the unit to attenuate vibrations 4 pads for the sizes 190 to 300 6 pads for the sizes 350 to 800 Trane does not allow the installation of spring isolators Clearance Respect recommended clearance around the unit to allow maintenance operation to take place without obstruction and recommended clearance around condenser CAUTION Unit operation depends on the air temperat...

Page 6: ...s per the following criteria 1 Maximum load operating conditions 2 To avoid any evaporation risk Consider the vertical risers Maximum pressure drop must not exceed 1 to 2 C 3 Liquid circulation speed in a 0 5 to 2m s range Discharge lines Discharge lines should be calculated to obtain the gas displacement speed in horizontal and vertical lines required to drive compressor oil Determine diameter of...

Page 7: ...go more than 0 7 bar above the high pressure switch setpoint Introduce enough refrigerant into circuit in order to obtain a pressure of 85 to 100 kPa Search for possible leaks using detector This operation should be carried out with great care throughout the system If leaks are detected pump down the refrigerant and repair defective component Repeat test process to check that the repair can withst...

Page 8: ... Plate Fin Plate Fin Plate Fin Plate Fin Plate Fin Tube size mm 9 52 9 52 9 52 9 52 9 52 9 52 9 52 9 52 9 52 9 52 Tube type Smooth Smooth Smooth Smooth Smooth Smooth Smooth Smooth Smooth Smooth Height mm 1219 1219 1219 1219 1219 1219 1219 1219 1219 1219 Length mm 2743 2743 2743 3455 4115 4115 5486 5486 5486 5486 Face Area m2 3 34 3 34 3 34 4 21 5 02 5 02 6 69 6 69 6 69 6 69 Rows 2 2 3 3 3 3 2 3 3 ...

Page 9: ...e Fin Plate Fin Plate Fin Plate Fin Plate Fin Plate Fin Plate Fin Plate Fin Tube size mm 9 52 9 52 9 52 9 52 9 52 9 52 9 52 9 52 9 52 9 52 Tube type Smooth Smooth Smooth Smooth Smooth Smooth Smooth Smooth Smooth Smooth Height mm 1219 1219 1219 1219 1219 1219 1219 1219 1219 1219 Length mm 2743 2743 2743 3455 4115 4115 5486 5486 5486 5486 Face Area m2 3 34 3 34 3 34 4 21 5 02 5 02 6 69 6 69 6 69 6 6...

Page 10: ...ownstream to the DX coil evaporator Refer to supplied wiring diagram for connection of sensors To place the sensor into the airflow the technician will have to cut the cable between the electronic case and the sensing element and then reconnect both elements with a twisted pair cable with a maximum distance of 300m Hot gas bypass control option The hot gas bypass option only provides a relay conta...

Page 11: ...control optional which are described below At least one of these options must be configured Air temperature control standard Units with an evaporator leaving air temperature sensor is capable of air temperature control Air temperature control is used on RAUL units if the external capacity control feature is not selected Air temperature control will require an active air temperature setpoint based ...

Page 12: ...power supply switch is sound On start up of each motor in the system check the direction of rotation and operation of all the components they drive Check that there is sufficient demand for cooling on the day of start up around 50 of nominal load Start up Follow the instructions below to correctly start up the unit Installation and unit inspection Ensure that all the operations above start up prep...

Page 13: ...ons minimum value 2 megohms Operating parameters statement Switch on main power supply switch Start up the unit by pushing auto on the control module screen After unit start up leave in operation for at least 15 minutes to insure pressures are stabilized Then check voltage compressors and fan motors currents suction temperature and pressure ambient air temperature blowing air temperature discharge...

Page 14: ...e compressor nameplate Excessive emulsion of the oil in the compressor shows that refrigerant is present in the oil and the result will be that compressor is not lubricated enough Shut down compressor and consultTrane technician Excess oil in compressor can damage the compressor Before adding oil consultTrane technician Use onlyTrane products recommended The compressors must operate in a single di...

Page 15: ...s and voltage Check operation of machines compare conditions of operation against original commissioning data Push the stop button of the module Insure that all safeties are taken to protect the compressor against refrigerant migration Fill out the visit log sheet and review with the operator Do not put the general and control disconnect switches to off Seasonal start up Check operational set poin...

Page 16: ...trols Check operation of all safety devices Inspect contacts tighten terminals Megger the motor compressor windings Record operating pressures temperatures amperages and voltage Carry out leak test Check configuration of unit control module Carry out oil analysis Change the oil as required based upon results of the oil analysis Check operation of machines compare conditions of operation against or...

Page 17: ...heck filter dryer and sight glass presence Check oil traps presence on discharge line if there vertical risers 3m Check pitch for horizontal lines 1cm m Check refrigerant presence Electrical equipment Check direction of rotation of compressors and fan motors Check installation and rating of mains power switch fuse Check that electrical connections comply with specification Check that electrical co...

Page 18: ...tructions for discharge pressure high B Compressor stops High pressure switch tripped Over current thermal relay tripped Discharge pressure too high See instructions for discharge pressure high a Voltage too low b Cooling demand too high or condensing temperature too high a Contact Power Supply Utility b See instruction discharge pressure too high Motor temperature thermostat tripped Anti freeze s...

Page 19: ...rates continuously Excess cooling demand on evaporator Check system Suction duct abnormally cold a Expansion valve too far open a Check for superheat and check that expansion valve bulb is secure b Replace Refrigerant flows back to compressor b Expansion valve locked in open position J Suction pressure too low Excessive pressure drop through filter drier Refrigerant does not flow through thermosta...

Page 20: ...0 67 4 63 7 0 6 46 8 54 0 3 1 10 8 17 3 8 0 16 8 11 0 31 0 68 8 65 3 0 7 43 9 51 0 3 2 10 0 16 5 8 5 18 8 13 0 32 0 70 2 66 8 0 8 41 3 48 4 3 3 9 2 15 6 9 0 20 7 15 0 33 0 71 6 68 3 0 9 39 0 46 1 3 4 8 4 14 8 9 5 22 6 16 9 34 0 72 9 69 7 1 0 36 9 43 9 3 5 7 6 14 0 10 0 24 3 18 7 35 0 74 2 71 1 1 1 34 9 41 9 3 6 6 8 13 3 11 0 27 6 22 1 36 0 75 5 72 5 1 2 33 1 40 0 3 7 6 1 12 5 12 0 30 7 25 3 37 0 7...

Page 21: ... 8 0 9 28 6 3 4 4 2 9 5 37 5 34 0 92 3 1 0 26 4 3 5 5 0 10 0 39 4 35 0 93 7 1 1 24 3 3 6 5 8 11 0 43 0 36 0 95 1 1 2 22 3 3 7 6 6 12 0 46 3 37 0 96 5 1 3 20 5 3 8 7 4 13 0 49 5 38 0 97 8 1 4 18 8 3 9 8 2 14 0 52 4 39 0 99 1 1 5 17 1 4 0 8 9 15 0 55 2 40 0 100 3 1 6 15 6 4 1 9 7 16 0 57 9 41 0 101 6 1 7 14 1 4 2 10 4 17 0 60 5 42 0 102 8 1 8 12 7 4 3 11 1 18 0 62 9 43 0 103 9 1 9 11 4 4 4 11 8 19 0...

Page 22: ...22 RAU SVX01G GB Notes ...

Page 23: ...23 RAU SVX01G GB Notes ...

Page 24: ...ion please visit trane com or tranetechnologies com Trane has a policy of continuous product and product data improvement and reserves the right to change design and specifications without notice We are committed to using environmentally conscious print practices 2020Trane RAU SVX01G GB July 2020 Supersedes RAU SVX01F GB January 2012 Confidential and proprietaryTrane information ...

Search results

Summary of Contents for RAUL 190

Reviews:

Related manuals for RAUL 190

Brands by name

Popular brands

Trane RAUL 190, Manual

Search results

Summary of Contents for RAUL 190

Reviews:

Related manuals for RAUL 190

Brands by name

Popular brands