REFRIGERATION & SPECIALIST AIR...

REFRIGERATION &SPECIALIST AIRCONDITIONING

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DESIGNED& MADE IN THE UK

about us...

Look who have used our products...

The sectors we work in ...REFRIGERATION

SPECIALISTAIR

CONDITIONING

CLOSECONTROL

LOWTEMPERATURE

CO2CELLARCOOLING

WINECELLARS

MARINE &OFFSHORE ATEX

FOODPREPARATION

WASTECOOLING

HIGHAMBIENT

EMS 91502FM 00671Certificate No.

As a forward-thinking manufacturer, Marstair's product development is focused on energy efficient and environmentally sustainable designs. We offer cutting edge refrigeration and air conditioning products and our on site engineering team allow us to offer bespoke systems to suit the most challenging of requirements. Marstair has been manufacturing in Brighouse West Yorkshire since 1971, this experience and expertise within the industry ensure Marstair remains one of the key suppliers of refrigeration and specialist air conditioning in the sector. Marstair is accredited to: BSI ISO 14001:2015 for Environmental Management and BSI ISO 9001:2015 for Quality Management.

BPM&S

Co-op

TescoSainsburys

Picard (France)

Migros (Switzerland)The Ritz-Carlton Luxury Yacht Collection

St James's Palace

Tan Hung General Hospital (Vietnam)

Chevron (Kazakhstan)

Maersk

Royal Fleet Auxiliary

Poseidon Maritime Services

Palfinger

Hoover Ferguson

Bibby OffshoreJohnson Control Industries

Novenco

Henry Moore Foundation

Kirkcudbright Art Gallery

Aldi

British Manufacturing

Quality and Innovation

Project Management

Bespoke Design

Technical and After-sales Support

Energy Efficient Products

Calibrated Acoustic Test Chambers (sound power)

Environmental Test Chambers

Available with a 3 year warranty from date of Installation

the benefits of working with Marstair

MRC+LT

The MRC+ Refrigeration condensing units are speci�cally designed for a range of medium temperature applications such as refrigerated cabinets and cold rooms.

GreenHeat Heat Recovery Cassette

GreenHeat Condensing Unit

MRC+GH

• Cooling Duties up to 11.6kW -10°C evaporating, 32°C external ambient

• Approved for low GWP refrigerants R448A, R449A & R452A• UK Carbon Trust ETL Listed (Energy Technology List)• Tier II ECO-Design• Suction and liquid valves• Quality components including Emerson and Danfoss• Low Ambient Start• 3 minute start delay timer• Liquid Receiver• Sight Glass• Filter/Drier• Isolator• Compressor jacket and sound insulation

The MRC+LT is manufactured to the same speci�cation as the MRC+, but is designed for low temperature applications such as walk in freezers and can operate at temperatures as low as -40°C evaporating.

• Cooling Duties up to 4.75kW -30°C evaporating, 32°C external ambient

Methods of utilising heat recovery include:• Plate heat exchangers• Air heaters via GreenHeat cassettes• Water tanks

Available for both medium and low temperature applications, the MRC+GH enables the waste heat that would normally be released into the atmosphere to be recovered for re-use.

MRC(+)

condensing units

DRC(+) & DCU(+)

The MCU+ outdoor units are designed for use in a wide variety of applications and environments. This condensing unit is suited to a range of air conditioning systems including process and material cooling.

• Cooling Duties up to 20kW 7°C evaporating, 32°C external ambient

• Suction and liquid service valves• Fan speed head pressure control• Expansion device (orifice)• LP and HP switches (auto)• Factory charged with R407C refrigerant• Up to 80m pipe runs including 20m lift

MCU+HAThe MCU+HA condensing units are designed for use with R134a refrigerant for external ambients of up to 55°C.

Designed to the same specification as the MCU+, also including:

• Cooling Duties up to 14kW 7°C evaporating, 55°C external ambient

• Up to 45m pipe runs• Low ambient start

MCU+

The DRC+ and DCU+ range of ducted condensing units are particularly suited to applications in visually sensitive locations where building regulations may exclude the use of external condensing units.

Designed to the same specification as the MRC and MCU+, also featuring:

• DRC+ Cooling Duties up to 4.7kW -10°C evaporating temperature, 32°C external ambient

• DCU+ Cooling Duties up to 7kW 7°C evaporating temperature, 32°C external ambient

• High pressure Centrifugal fans• Ducted air inlet and discharge

The Marstair box and wedge type evaporators are designed for cold and freezer room applications. The MB & MW evaporators are easy to install and available as a complete system when paired with the Marstair MRC(+) range of condensing units.

Marstair Box type cold room evaporator

• Medium temperature duties (SC2) Cooling up to 5.5kW• Low temperature duties (SC3) Cooling up to 5.8kW

Marstair Wedge type cold room evaporator

• Medium temperature duties (SC2) Cooling up to 6.5kW• Low temperature duties (SC3) Cooling up to 5.6kW

MB & MW specification includes

• Axial Fans (250mm or 300mm diameter)• Electric Defrost heaters• Powder coated galvanised metal paintwork

Available as systems with

• Condensing unit• Carel Smartcella controller• Solenoid valves• TEVs• Coil and room sensors

cold roomevaporators

MW & MB

The Marstair CD3 close control systems are optimised to maintain tight temperature and humidity tolerances. The systems can be supplied as a matched DX system or chilled water with a wide array of options available for selection.

• CD3 DX Cooling Duties up to 22kW 22°C return air, 30°C External ambient

• CD3 Chilled Water Cooling Duties up to 17.5kW 6/12°C water temperatures / 22°C return air

• Microprocessor controls: Control tolerance +/- 1°C, +/-5%RH• Electric or LPHW heating options• Humidification / Dehumidification with electronic control• Alarms: temperature/humidity out of limits, fan fail, CU fail & dirty

filter indication• Range of filter options• Matching fully dressed CKC condensing units or ducted DCU+

condensing units.• BACnet interface• Master Slave and auto change over

Applications:• Archive Rooms (Books and documentation)• Material Storage (Sensitive materials)• Valuble collectables (Antiques, vintage cars, paintings, musical instruments etc.)

close controlCD3

Airflows ArrangementEach CD3 model features interchangeable modules which permit a wide choice of air flow arrangements. The optional multi purpose plenum can be used to vary air direction.

Upflow wall mounted with grilles Upflow floor mounted with grilles Upflow with ducts

Downflow wall mounted with grilles Downflow ducted Front discharge

The CC600 and CC875 ceiling cassettes are ideal for process and material cooling for a variety of spaces and applications. These evaporator units are designed for quick and easy installation, simple maintenance, and effective temperature control.

• CC600 Cooling Duties up to 4.2kW 2.5°C evaporating temperature, 21°C return air

• CC875 Cooling Duties up to 9.3kW 2.5°C evaporating temperature, 21°C return air

• Cooling down to 10°C Return Air• Low sound levels• 3 or 4 way discharge with long air throws• Removable, lightweight, 1 piece chassis with easy to clean drain tray• Electromechanical or ‘E’ networked options, multi-split or group control system• Fitted De-ice thermostat• Suitable for R407C, R404A, R410A, R134A cooling only• Electric heating, LPHW, condensate pump and heat pump options

Designed for high wall mounting with hi-level air�ow, optimizing the Coanda effect whilst minimising draughts. This unit is simple, versatile and effective in a range of cooling operations.

• Cooling Duties up to 6.8kW 2.5°C evaporating temperature, 21°C return air

• Cooling down to 10°C return air• Low sound levels• Fitted De-ice thermostat• Electromechanical or ‘E’ networked options,

multi-split or group control system• Suitable for R407C, R404A, R410A, R134A

cooling only• Electric heating, LPHW, condensate pump and

heat pump options

Wall Mount

Ceiling Cassettes CC600 & CC875

standaloneair conditioning

evaporators

The DXD concealed ducted evaporator is designed for discrete horizontal mounting in ceiling voids. Ideal for where irregular shaped rooms or sound levels requirements may restrict the use of conventional evaporators.


• Cooling down to 10°C Return Air• Low sound levels• Discharge plenum and spigots

The DXT fan coil evaporator is designed in multiple con�gurations, for vertical wall mounting, horizontal ceiling, and void mounting depending on your application. These units come in either a cased or chassis exterior, perfect for reliable internal climate control.


• Cooling down to 10°C return air• Quiet in room use• Various inlet and discharge combinations• Suitable for R407C, R404A, R410A, R134A cooling only• Condensate pump options• Electric heating options• Compact, low energy motors (EC/DC fan motors available)

DXD(H)

Version 0 Version 5 Version 6 Version 8

Version 1 Version 4 Version 9

Version 2 Version 7 Version 3

• 200mm Spigots• Suitable for R407C, R404A,

R410A, R134A cooling only• Condensate pump options• Electric or LPHW heating options• Return air plenum option

DXT

The CX(E) R407C cellar cooler split system has all the bene�ts of the CX(E)A range but utilises the robust CKC condensing unit allowing longer pipe runs and a greater

internal & external ambient range.• Cooling Duties up to 6.8kW

12.7°C return air, 27°C external ambient

• Pre-charged with R407C refrigerant• Cooling matches available down to 4°C return air• One-piece moulded chassis with Antimicrobial additive• Light weight, compact and easy to install• Supplied with dual use wall and ceiling mounting brackets• 6 fins per-inch-brewery specification heat exchanger• Pipe runs up to 80m• Available with the DCU+ ducted condensing unit• Electric heater option

For a beer cellar with a larger volume, our CXE R407C cellar coolers are available in multi-split formats to provide higher duties. Matched with the MCU+ condensing units, the twin or triple split systems provide higher capacity cooling for larger or irregular shaped cellars.

• Cooling Duties up to 12.7kW 12.7°C return air, 27°C external ambient

• Master/Slave units• Pipe runs up to 80m• Matched with the MCU+

The CX(E)A R410A cellar cooler split system is designed to help the licensed trade maintain a cooled environment. Available with both electromechanical and electronic control, the CX(E)A units provide consistent control at a range of temperatures down to 8°C.


• Pre-charged with R410A refrigerant• One-piece moulded chassis with Antimicrobial additive• Lightweight compact and easy to install• Supplied with dual use wall and ceiling mounting brackets• 6 fins per-inch-brewery specification heat exchanger• Pipe runs up to 15m• Available with the CKA condensing unit• Electric heater option

cellar cooling

CX(E) R407C

CX(E) Multi-Split

CX(E)A R410A

The CX(E) Waste Storage Cooler is a solution aimed at the hospitality and retail industry, providing consistent temperature control with the added bene�ts of system �exibility, ease of maintenance, hygiene and safety.

Designed to the same specification as the CX(E) beer cellar cooler, also including:• Cooling Duties up to 6.8kW

12.7°C return air, 27°C external ambient

• Waste cooling environments down to 4 °C• Antibacterial agent added to the chassis during the moulding process – complete mould protection• 6 fins-per-inch heat exchanger – reliable at low temperature cooling

Marstair offer a range of solutions for domestic and commercial wine cellar cooling. Boasting low sound levels, concealed designs, and long air throws, ideal for providing the correct conditions for the wine cellar’s cooled environment, down to 10°C.

• Wall Mounted system Cooling Duties up to 3.6kW 12.7°C return Air, 27°C external ambient

Waste Storage Cooler

Food Preparation Areas

Wine Cellar Cooler

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• Cooling down to 10°C return air


• Ideal for Chocolate & Flower Storage areas• Available cased or uncased• Cooling down to 10°C Return air

Low Temperature AirConditioning

• Concealed Ducted Cooling Duties up to 6.6kW 12.7°C return air, 27°C external ambient

Extending our range of low temperature systems, the DXT range of evaporators are available in multiple con�gurations, from wall to ceiling mounted, giving the ideal solution for the most unusual of low temperature air conditioning applications.

Consisting of the CC660 & CC875, the low temperature cassettes are tailored towards food preparation areas where space is a premium and sound levels need to be kept to a minimum.

Suitable for matching with the Marstair range of MCU+/DCU+ condensing units or larger pack systems, the CC660 & CC875 are ideal for low temperature working environments.

CO2 Evaporators speci�cally designed for both air conditioning and low temperature cooling applications such as retail spaces,

food prep areas, and coldroom storage.

• Cooling Duties up to 8.2kW 5°C evaporating, 23°C return air

• Cooling down to 10°C return air• Low sound levels• 3 or 4 way discharge with long air throws• Removable, lightweight, 1 piece chassis with easy to clean drain tray• Fitted De-ice thermostat• Electric heating, LPHW & condensate pump options• Maximum operating pressure = 60barg (coils tested to 90barg)

CO2

Ceiling cassette

Wall mount• Cooling Duties up to 5.0kW 5°C evaporating, 23°C return air

• Top front air discharge giving Coanda affect air distribution

• Cooling down to 10°C return air• Low sound levels• Fitted De-ice thermostat• Electric heating, LPHW & condensate pump options• Maximum operating pressure = 60barg (coils tested

to 90barg)

• Cooling Duties up to 16kW 5°C evaporating, 23°C return air

• Cooling down to 10°C return air• Low sound levels• Discharge plenum and spigots• 200mm Spigots• Condensate pump options• Electric or LPHW heating options• Return air plenum option• Maximum operating pressure = 60barg (coils tested to 90barg)

Concealed Ducted

• Concealed Ducted Heating LPHW Duties up to 11kW 50/30°C water temperatures / 20°C return air

LPHW, HotGas

Danfoss AKVH• Cooling Duties up to 8.2kW

5°C evaporating temperature and 45Bar valve inlet pressure

Pre-Fitted Electronic Expansion Valve Options

Carel E2VZ• Cooling Duties to suit all Marstair CO2 Evaporators

5°C evaporating temperature and 45Bar valve inlet pressure

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Ceiling cassette

Wall mount

Concealed Ducted

• 120Bar Maximum operating pressure• HotGas only for heating using recovered heat from the CO2 pack• Combined CO2 and HotGas for cooling and heating• Combined CO2 Cooling and LPHW for cooling and heating

• Ceiling cassette Heating LPHW Duties up to 11kW 50/30°C water temperatures / 20°C return air

• Ceiling cassette Heating HotGas Duties up to 15kW 90Bar, 120°C inlet gas, 35°C outlet gas & 20°C return air

• Wall Mounted Heating LPHW Duties up to 11kW50/30°C water temperatures / 20°C return air

As well as cooling, our CO2 evaporators can offer either separate LPHW (Low pressure hot water) or direct CO2 HotGas heating circuits for recycling the waste heat produced from the CO2 refrigeration pack.

Suitable for a multitude of applications such as coastal, extreme high and low ambients, harsh dusty environments

as well as a variety of marine vessels.

Condensing unit options• 316 Stainless steel casing• Copper tubes and fins on coil• Blygold or electro tinned protective coil coating options• 3 phase no neutral electrics• 50/60Hz• Voltage selection transformer• IP65 rating fans and electrical enclosures• Hotgas bypass valve option for extreme low ambient

conditions -40°C• R134A option for extreme high ambient conditions +55°C• Coil guards• Compressor crankcase heater• High wind support brackets

Marstair offer a wide range of Atex air conditioning and refrigeration systems speci�cally designed for hazardous (Zone 1 & Zone 2) environments. These high speci�cation robust systems are based on proven Marstair equipment designs over the last 45 years.

The Compact MCUA condenser is designed to operate in a 3 way split system with the Marstair MMC safe area compressor units and the wide range of Marstair air conditioning and refrigeration evaporator options.

• 50/60Hz• Wide voltage range options• Wide range of refrigerant options including new low GWP R448 and R449• Large ambient range -40°C to +55°C• Compact design

Marine

ATEX & Offshore

Evaporator options• Cassette, concealed ducted

and wall mounted unit options.• Copper tubes and fins on coil• Blygold or electro tinned

protective coil coating options• 50/60Hz

MCUA Zone 1 condensers

• 316 Stainless steel casing• Copper tubes and fins on coil• Blygold or electro tinned protective coil coating options• 3 phase no neutral electrics• 50/60Hz• Voltage selection transformer• IP65 rating fans and electrical enclosures• Hotgas bypass valve option for extreme low ambient conditions -40°C• R134A option for extreme high ambient conditions +55°C• Coil guards• Compressor crankcase heater• High wind support brackets

MMC safe area compressor units

MCU+ Zone 2Condensing units

• Robust Emerson Compressors• Wide range of refrigerant options including new low GWP R448 and R449• Hotgas bypass valve option for extreme low ambient conditions -40°C• R134A option for extreme high ambient conditions +55°C• 3 phase no neutral electrics• 50/60Hz• Voltage selection transformer

Zone 2 WM Wall mounted Evaporators

• Blygold or electro tinned protective coil coating options• 50/60Hz• Twin drain stub condensate tray option

The compact MMC compressor units is designed to operate with the Marstair range of Zone 1 MCUA condensers.

The MCU+ Zone 2 condensing units offer all the options of the Marstair Marine range of condensing units but are also suitable for hazardous environments.

The Zone 2 WM Wall mounted evaporators designed for hazardous environment air conditioning applications such as �ammable liquid storage facilities.

In partnership with

for all your refrigeration & specialist air conditioning products...

www.marstair.com

01484 405 666

[email protected]

Your Key Contacts

John BruceKey Account Manager (UK)T: 07912 390 136 E: [email protected]

Adrian EvansKey Account Manager (Marine & Offshore)T: 07957 843 844 E: [email protected]

Oliver CusackBusiness Development Manager (Export)

T: 07887 677 761 E: [email protected]

REFRIGERATION & SPECIALIST AIR...

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