Samsung RC090MHXEA User manual

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RC✴✴✴MHXGA
RC✴✴✴MHXEA
Air to Water Heat Pump
Mono Outdoor Unit
installation manual
imagine the possibilities
Thank you for purchasing this Samsung product.
To receive more complete service, please
register your product at
www.samsung.com/register
E S F I P D DB98-34411A(3)
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2
Safety precautions
Carefully follow the precautions listed as below because they are essential to guarantee the safety of SAMSUNG product.
WARNING
• Always disconnect a power supply of Air-Water Heat Pump before servicing it or accessing
components inside the unit.
• Verify that installation and testing operations shall be performed by qualified personnel.
• To prevent serious damage on the system and injuries to users, precautions and other
notices shall be observed.
Warning
fCarefully read the content of this manual before installing the air to water heat pump and store the manual in a safe place
in order to be able to use it as reference after installation.
fFor maximum safety, installers should always carefully read the following warnings.
fStore the provided manual in a safe location with end user after installation, and remember to hand it over to the new
owner if the Heat pump & Cylinder unit is sold or transferred.
fThis manual explains how to install Air-Water Heat Pump.The use of other types of units with different control systems
may damage the units and invalidate the warranty.The manufacturer shall not be responsible for damages arising from
the use of non compliant units.
fThe air conditioner is compliant with the requirements of the LowVoltage Directive(2006/95/EC), the EMC Directive
(2004/108/EC) and the pressure equipment directive(97/23/EC).
fThe manufacturer shall not be responsible for damage originating from unauthorized changes or the improper
connection of electric and hydraulic lines. Failure to comply with these instructions or to comply with the requirements
set forth in the“Operating limits”table, included in the manual, shall immediately invalidate the warranty.
fFailure to comply with these instructions or to comply with the requirement on the Operating Range (Heat: -20~25°C/
Cool: 10~46°C) set forth in the Product Specification (p.5) shall immediately invalidate the warranty.
fDo not use the units if you see some damages on the units and recognize something bad such as loud noisy, smell of burning.
fIn order to prevent electric shocks, fires or injuries, always stop the unit, disable the protection switch and contact
SAMSUNG’s technical support if the unit produces smoke, if the power cable is hot or damaged or if the unit is very noisy.
Contents
Safetyprecautions ....................................................................................................... 2
Productspecifications ................................................................................................... 4
Applicationexamples .................................................................................................... 6
Maincomponents ....................................................................................................... 8
Functionaldiagram ..................................................................................................... 12
Installingtheunit ....................................................................................................... 13
Pipingwork ............................................................................................................. 21
Wiring .................................................................................................................. 27
Testing operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Troubleshooting ....................................................................................................... 36
Errorcodes ............................................................................................................. 36
Maintenance ........................................................................................................... 38
Cylinderunit ............................................................................................................ 40
Installation ............................................................................................................. 51
WorkedExample ........................................................................................................ 54
Troubleshooting ........................................................................................................ 55
Commissioning ......................................................................................................... 58
Recommissioninginstructions .......................................................................................... 58
Maintenance ........................................................................................................... 59
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3
ENGLISH
fAlways remember to inspect the unit, electric connections, refrigerant tubes and protections regularly.These operations
shall be performed by qualified personnel only.
fThe unit contains moving parts and electrical parts, which should always be kept out of the reach of children.
fDo not attempt to repair, move, alter or reinstall the unit by unauthorized personnel, these operations may cause product
damage, electric shocks and fires.
fDo not place containers with liquids or other objects on the unit.
fAll the materials used for the manufacture and packaging of the air to water heat pump are recyclable.
fThe packing material and exhaust batteries of the remote controller(optional) must be disposed of in accordance with
local regulations.
fThe air to water heat pump containing a refrigerant must be disposed in authorized center or returned to retailer as
special wastes.
fWear protective gloves to unpack, move, install, and service the unit to avoid your hands being injured by the edge of the
parts.
fDo not touch the internal parts (water pipes, refrigerant pipes, heat exchangers, etc) while running the units. And if you
need to adjust and touch the units, have enough time for the unit can be cooled and be sure to wear protective gloves.
fIn case of refrigerant leakage, try to avoid getting in contact with the refrigerant because this could result in severe wounds.
fWhen you install the Air to water heat pump in a small room, you must consider a proper ventilation to prevent a leakage
level within the maximum permissible limit.
- In that case, you may die from suffocation by some possibility.
fMake sure to safely dispose of packing materials. Packing materials, such as nails and other metal or wooden pallets may
cause children get injured.
fInspect the product shipped and check if damaged during transport. If the product has some damages, DO NOT INSTALL
and immediately discuss about the damages with the carrier or retailer (if the installer or the authorized technician has
collected the material from the retailer.)
fOur units shall be installed in compliance with the spaces described in the installation manual, to ensure accessibility
from both sides and allow repairs or maintenance operations to be carried out. If the units installed without complying
with procedures described in manual, additional expenses can be asked because special harnesses, ladders, scaffolding
or any other elevation system for repair service will NOT be considered part of the warranty and will be charged to the
end customer.
fAlways make sure that the power supply is compliant with local safety standards.
fVerify that the voltage and frequency of the power supply comply with the specifications and input power is sufficient to
ensure the operation of any other domestic appliance connected to the same electric lines. Always verify that the cut-off
and protection switches are suitably selected.
fAlways verify that electric connections (cable entry, section of leads, protections…) are compliant with the electric
specifications and with the instructions provided in the wiring scheme. Always verify that all connections comply with
the standards applicable to the installation of air to water heat pumps. Devices disconnected from the power supply
should be completely disconnected in the condition of overvoltage category.
fDo not connect the earth wire to the gas pipe or water pipe, lighting rod, surge absorber, or telephone earth wire. If
earthing is not complete, it may cause an electric shock or fire.
fBe sure to install both an earth leakage detector and circuit breaker with specified capacity in accordance with relevant
local and national regulations.
- If it is not installed properly, it may cause electric shocks and fire.
fMake sure that the condensed water runs well out of the unit at low ambient temperature. Drain pipe and cond heater
can frost/ice can not grow. If drain work is not effective for releasing condensed water, it can make the units get damaged
by massive ice and system can be stop , covered by ice.
fInstall the power cable and communication cable of the indoor and outdoor unit at least 1m away from the electric
appliance.
fProtect the unit from rats or small animals. If an animal makes a contact with the electric parts, it can cause malfunctions,
smoke or fire. Please instruct the customer to keep the area around the unit clean.
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4
Product specifications
Product line-up
Line-up Remark
Heat pump units
Chassis
-
Model name RC090MHXEA
RC120MHXEA
RC120MHXGA
RC140MHXEA
RC140MHXGA
RC160MHXEA
RC160MHXGA
Auxiliary parts Control kit
MIM-E03A Requisite
Cylinder unit
Standard models:
NH200CHXEA
NH300CHXEA
Option
Accessories
fKeep supplied accessories until the installation is finished.
fHand the installation manual over to the customer after finishing installation.
fThe quantities are indicated in parentheses.
Installation manual (1) Drain plug (1) Fastener-nut(1) Rubber-cover wire(2) Drain cap (1)
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5
ENGLISH
Type Unit RC090MHXEA RC120MHXEA
RC120MHXGA
RC140MHXEA
RC140MHXGA
RC160MHXEA
RC160MHXGA
Power source - 1P, 220~240VAC 50Hz 1P, 220~240VAC 50Hz
3P, 380~415VAC 50Hz
1P, 220~240VAC 50Hz
3P, 380~415VAC 50Hz
1P, 220~240VAC 50Hz
3P, 380~415VAC 50Hz
Weight(Kg) kg 83 113 113 113
Compressor - Rotary inverter Rotary inverter Rotary inverter Rotary inverter
Condenser - Brazing type
48 plates
Brazing type
72 plates
Brazing type
72 plates
Brazing type
72 plates
Evaporator - Ø7, FP 1.6, L850 Ø7, FP 1.7, L950 Ø7, FP 1.7, L950 Ø7, FP 1.7, L950
Fan & Motor -
Propeller, Ø520,
3-blade
BLDC Inverter
Propeller, Ø520,
3-blade
BLDC Inverter
Propeller, Ø520,
3-blade
BLDC Inverter
Propeller, Ø520,
3-blade
BLDC Inverter
Flow switch LPM 16 ± 1.5
Magnetic (decreasing)
16 ± 1.5
Magnetic (decreasing)
16 ± 1.5
Magnetic (decreasing)
16 ± 1.5
Magnetic (decreasing)
Base heater W 150 150 150 150
Refrigerant g 1,400 (R410A) 2,200 (R410A) 2,200 (R410A) 2,200 (R410A)
Noise
(Heat/Cool, Pressure) dBA 63/ 60 64/62 64 / 62 64 / 62
Water connection
(In/Out) Inch 1.0 / 1.0 1.0 / 1.0 1.0 / 1.0 1.0 / 1.0
Leaving water
temperature °C Cooling : 5 ~ 25
Heating : 25 ~ 55
Cooling : 5 ~ 25
Heating : 25 ~ 55
Cooling : 5 ~ 25
Heating : 25 ~ 55
Cooling : 5 ~ 25
Heating : 25 ~ 55
Operating range
(Heat/Cool) °C -20~35 / 10~46 -20~35 / 10~46 -20~35 / 10~46 -20~35 / 10~46
Weight (net) Kg 83 113 113 113
Size (WxHxD, net) mm 940 x 998 x 330 940 x 1,420 x 330 940 x 1,420 x 330 940 x 1,420 x 330
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6
Application examples
• The application examples given below are for illustration purposes only.
• When the SAMSUNG Air-to-Water Heat Pump system is used in series with another heat source (e.g. gas
boiler), ensure that the return water temperature not exceed 55°C.
• The unit is only to be used in a closed water system. Application in an open water circuit can lead to excessive
corrosion of the water piping.
• SAMSUNG can not be put responsible for incorrect or unsafe situations in the water system. Make sure that the
boiler, radiators, convectors, solar collectors, UFHs, FCUs, additional pumps, pipings, and controls in the water
system are in accordance with relevant local laws and regulations under the installer's responsibility.
• By-pass valve shall be installed for space heating loops.When one of loops or all loops are closed , water flow
rate could be low condition.To keep flow rate approximately and prevent flow stop, the by-pass valve shall be
installed between supply collector and return collector.
• SAMSUNG shall not be held liable for any damage resulting from not observing this rule.
• SAMSUNG do not provide specific water system components such as Pressure relief valve, Air vent valve, buffer
tank and etc. Installers and end-users shall consider how to install the above designated components in overall
water system depending on the installation conditions. If the components are not installed in appropriate
location, the water system can not be operated as designed.
WARNING
Application #1
Mono outdoor + Control kit
T
T
T
T
E
E
Y
R
Y
R
R
EE
Outdoor Mechanical room Indoor
Solar collector
Solar signal input
DHW sensor input
& Booster heater output
Back up boiler operation
output
Booster
heater
Zone controller #2
Zone Controller #1
Wired controller
Shut-Off &
Drain valve
Strainer
Pressure
relief valve
3.0 bar
Air-vent
Air-vent
50 ~ 55°C
45°C
40°C
Primary
pump
Primary
pump
Expansion
tank
3-way valve
MixingTank
Secondary
pump
Drain
Control Kit
DHW tank
Outdoor unit
Solar pump Supply header
Supply header
Return header
Return header
Under- Floor Heating Coils
Radiators or convectors
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7
ENGLISH
Application #2
Mono outdoor + Cylinder unit
PP
FF
T
Indoor 
Outdoor 
Outdoor unit Cylinder unit
Supply header
Supply header
Return header
Return header
Under-floor heating coils
Radiators or convectors Room thermostat
(Wireless)
Room thermostat (option)
(Wired)
RF Receiver
From city water
Wired controller
Control Kit
(provided by SAMSUNG)
Hot water Supply
ExpansionVessel
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8
Main components
Dimensions(Overall)
Heat pump for R410A.
1-Fan chassis
fRC090MHX✴
620
940
330973
998
528
537
675
360
384
(Unit : mm)
2-Fan chassis
fRC120MHX✴/RC140MHX✴/RC160MHX✴
620
330
360
384
940
1395
1420
(Unit : mm)
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9
ENGLISH
Dimensions (Water pipe)
RC090MHX✴RC120MHX✴/RC140MHX✴/RC160MHX✴
513.4
151.5
83.5
244.4
(Unit : mm)(Unit : mm)
RC090MHX
RC120MHX/RC140MHX/RC160MHX
513.4
151.5
83.5
244.4
(Unit : mm)(Unit : mm)
RC090MHX
RC120MHX/RC140MHX/RC160MHX
(Unit : mm) (Unit : mm)
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10
Main components
RC090✴
①②
③
NO. Name Note.
①PHE 48P
②Base heater SUS316L, 150W
③Water fitting BSPP 1" Male
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11
ENGLISH
RC120✴/RC140✴/RC160✴
①
④
③
⑤
②
NO. Name Note.
①PHE 72P
②Base heater SUS316L, 150W
③Water hose in Rubber hose
④Water hose out Rubber hose
⑤Water fitting BSPP 1" Male
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12
Functional diagram
RC090MHX✴/RC120MHX✴/RC140MHX✴/RC160MHX✴
PHE
T/S #3
S/V S/V
4WAY
v/v
T/S #4
Comp
Filter
HP s/w
Filter
Exp. v/v
Accum T/S #5
T/S #6
T/S #1(TW1)
T/S #2(TW2)
Part Description
PHE Plate heat exchanger
T/S #1 For water outlet temp sensor
T/S #2 For water inlet temp sensor
T/S #3 For PHE out temp
T/S #4 For discharge temp
T/S #5 For cond temp
T/S #6 For ambient temp sensor
S/V Service valve ¼ inch
Accum Accumulator
TW2 PHE inlet water temperature
TW1 PHE outlet water temperature
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13
ENGLISH
Installing the unit
Moving the outdoor unit
fSelect the moving route in advance.
fBe sure that moving route is safe from weight of the outdoor unit.
fDo not slant the product more than 30˚when carrying it. (do not lay the product down sideways)
fThe surface of the heat exchanger is sharp. Be carefule not to be injured while moving and installing.
Moving the outdoor unit by wire rope
fFasten the outdoor unit by two 8m or longer wire ropes as shown at the
figure.To prevent from damage or scratches, insert a piece of cloth between
the outdoor unit and rope, then move the unit.
Plate protection
cloth
Wire rope
❋ The appearance of the unit may be
differ ent from the picture depending
on the model.
Moving the outdoor unit with a fork lift
fInsert the fork into the wooden pallet at the bottom of the outdoor unit
carefully. Be careful that the fork does not damage the outdoor unit.
Wooden pallet
Fork lift
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14
Installing the unit
Deciding on where to install the outdoor unit
Decide the installation location regarding the following condition and obtain the user’s approval.
fThe outdoor unit must not be placed on its side or upside down, as the compressor lubrication oil will run into the cooling
circuit and seriously damage the unit.
fChoose a location that is dry and sunny, but not exposed to direct sunlight or strong winds.
fDo not block any passageways or thoroughfares.
fChoose a location where the noise of the Air toWater Heat Pump when running and the discharged air do not disturb
any neighbours.
fChoose a position that enables the pipes and cables to be easily connected to the other hydrauric system.
fInstall the outdoor unit on a flat, stable surface that can support its weight and does not generate any unnecessary noise
and vibration.
fPosition the outdoor unit so that the air flow directly stream towards the open area.
fPlace the outdoor unit where there are no plants and animals because they may cause malfunction of outdoor unit.
fMaintain sufficient clearance around the outdoor unit, especially from a radio, computer, stereo system, etc.
fWhen installing the outdoor unit near seashore, make sure it is not directly exposed to sea breeze. If you can not find an
adequate place without direct sea breeze, make sure to apply anti-corrosion coating on the heat exchanger.
fInstall the outdoor unit in a place (such as near buildings etc.) where it can be prevented from sea breeze which can
damage the outdoor unit.
fIf you cannot avoid installing the outdoor unit by the seashore, construct a protection wall around to block the sea
breeze.
fInstall the outdoor unit in a place where water can drain smoothly.
• Protection wall should be constructed with a solid material such
as concrete to block the sea breeze and the height and the width
of the wall should be 1.5 times larger than the size of the outdoor
unit. Also, secure over 700mm between the protection wall and
the outdoor unit for exhausted air to ventilate.
Sea
Sea breeze
Outdoor
unit
Sea
Sea breeze
Outdoor
unit
Sea
Sea breeze
Outdoor
unit
Protection wall
❋ If you cannot find a place satisfying above conditions, please contact manufacturer. Make sure to clean the sea water
and the dust on the outdoor unit heat exchanger.
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15
ENGLISH
fDo not install the Air toWater Heat Pump in following places.
• The place where there is mineral oil or arsenic acid.There is a chance that parts may get damaged due to burned resin.
The capacity of the heat exchanger may reduce or the Air toWater Heat pump may be out of order.
• The place where corrosive gas such as sulfurous acid gas generates from the vent pipe or air outlet.The copper pipe or
connection pipe may corrode and refrigerant may leak.
• The place where there is a danger of existing combustible gas, carbon fiber or flammable dust.The place where thinner
or gasoline is handled.
Do not install the outdoor unit in a snowy and cold area (low temperature and high humidity area - where the
temperature is below -7°C and humidity is higher than 85%) because according to operation condition (defrost,
etc.), ice may be formed in the drain route.
If the ice is accumulated, it may cause critical damage to the product.
ex) lakeside of cold area in winter time, seashore, alpine region and etc.
CAUTION
• This device must be installed according to the national electrical rules.
• With an outdoor unit having net weight upper than 60kg, we suggest do not install it suspended on wall, but
considering floor standing one.
CAUTION
fIf the outdoor unit is installed at a height, ensure that its base is firmly fixed in position.
fMake sure that the water dripping from the drain hose runs away correctly and safely.
fWhen you install the outdoor unit at wayside, you should install it above 2m height or make sure that the heat from the
outdoor unit shouldn't be in direct contact with passersby. (The ground for application :The revision of regulation for
facility in building by the law of the Ministry of Construction andTransportation.
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16
Installing the unit
Space requirements for outdoor unit
When installing 1 outdoor unit
(Unit : mm)
300 or more
1,500 or more
❋ When the air outlet is opposite the wall ❋ When the air outlet is towards the wall
300 or more
300 or more 600 or more
1,500 or more
2,000 or more
❋ When 3 sides of the outdoor unit are blocked by the
wall
❋ The upper part of the outdoor unit and the air outlet
is towards the wall
600 or more
300 or more
1,500 or more 300 or more
❋ The upper part of the outdoor unit and the air outlet
is opposite the wall
❋ When front and rear side of the outdoor unit is
towards the wall
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17
ENGLISH
When installing more than 1 outdoor unit
(Unit : mm)
1500 or more
❋ When the air outlet is towards the wall
300 or more
300 or more 600 or more 600 or more 600 or more
❋ When 3 sides of the outdoor unit are blocked by the wall
300 or more1500 or more
600 or more 600 or more
500 or
more
500 or
more
300 or more
300 or more
❋ When front and rear side of the outdoor unit is towards the wall ❋ The upper part of the outdoor unit and the
air outlet is opposite the wall
1500 or more 600 or more 3000 or more 300 or more3000 or more
❋ When front and rear side of the outdoor unit is towards the wall
• The units must be installed according to distances declared, in order to permit accessibility from each side, either
to guarantee correct operation of maintenance or repairing products.The unit’s parts must be reachable and
removable completely under safety condition (for people or things).
CAUTION
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18
Installing the unit
Outdoor unit installation
The outdoor unit must be installed on a rigid and stable base to avoid any increase in the noise level and vibration,
particularly if the outdoor unit is to be installed in a location exposed to strong winds or at a height, the unit must be fixed to
an appropriate support(wall or ground).
fFix the outdoor unit with anchor bolts.
• The anchor bolt must be 20mm or higher from the base
surface.
NOTE
• When tightening the anchor bolt, tighten the rubber washer
to prevent the outdoor unit bolt connection part from
corroding.
• Make a drain outlet around the base for outdoor unit
drainage.
• If the outdoor unit is installed on the roof, you have to check
the ceiling strength and waterproof the unit.
CAUTION
Outdoor unit support
Soft rubber designed to cut off vibration
from rack to wall. (not supplied with
product)
Designed to cut off residual vibration from
outdoor unit to rack. (not supplied with
product)
20mm
Anchor bolt
Outdoor
unit
Base surface
Outdoor unit
support
fOutdoor unit installed on the wall by rack
- Ensure the wall will be able to suspend the weight of rack and outdoor unit ;
- Install the rack close to the column as much as possible ;
- Install proper grommet in order to reduce noise and residual vibration transferred by outdoor unit towards wall.
When installing air guide duct
• Check and make sure that screws do not damage the copper pipe.
• Secure air guide duct on guard fan.
CAUTION
(Unit : mm)
620
940
328 344
384
Anchor bolt hole
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19
ENGLISH
Drain work
While Air-Water Heat Pump is running in heating mode, Ice can begin accumulate on the surface of condenser.
To prevent Ice from growing, system go into De-frost mode and then Ice on the surface changes to water.
Dropped water from condenser shall be eliminated through running drain holes to prevent Ice growing at low temperature.
fIn case there is not enough space for drainage out of the unit, additional drain
works are required. Follow the description as below
- Make space more than 100mm between the bottom of the outdoor unit and
the ground for installation of the drain hose.
- Insert the drain plug into the hole on the bottom of the outdoor unit.
- Connect the drain hose to the drain plug.
- Make sure dusts or small branches should not go into the drain hose.
≥100mm
• If drain work is not enough, it can lead to system performance degration and system damages.
WARNING
Drain cap x 3eaDrain plug x 1ea
Drain hole Ø20 x 4ea
Air discharge side
30 mm
1. Prepare a water drainage channel around the foundation, to drain waste water from around the unit.
2. If the water drainage of the unit is not easy, please build up the unit on a foundation
of concrete blocks, etc. (the height of the foundation should be maximum 150mm).
3. If you install the unit on a frame, please install a waterproof plate within 150mm of
the underside of the unit in order to prevent the invasion of water from the lower
direction.
4. When installing the unit in a place frequently exposed to snow, pay special attention
to elevate the foundation as high as possible.
5. If you install the unit on a building frame, please install a waterproof plate (field
supply) (within 150mm of the underside of the unit) in order to avoid the drain
water dripping. (See figure)
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