Technical Manual

Condensing Units CU1-4 Customer Services Warranty, Commissioning & Maintenance As standard, Airedale guarantees all non consumable parts only for a period of 12 months, variations tailored to suit product and application are also available; please contact Airedale for full terms and details. To further protect your investment in Airedale products, Airedale can provide full commissioning services, comprehensive maintenance packages and service cover 24 hours a day, 365 days a year (UK mainland). For a free quotation contact Airedale or your local Sales Engineer. All Airedale products are designed...

Condensing Units Protective Personal Equipment Airedale recommends that personal protective equipment is used whilst installing, maintaining and commissioning equipment. Refrigerant Warning This Airedale unit uses R407C refrigerant which requires careful attention to proper storage and handling procedures. Use only manifold gauge sets designed for use with R407C refrigerant. Use only refrigerant recovery units and cylinders designed for high pressure refrigerants. R407C must only be charged in the liquid state to ensure correct blend makeup. The refrigerant must be stored in a clean, dry area...

Condensing Units Contents Introduction Nomenclature Standard Features Optional Extras Capacity Data Cooling Only Unit Heat Pump Unit Technical Data Mechanical Data Electrical Data Sound Data Operating Limits Field Connections pLAN Terminations After Sales

Condensing Units General Description Introduction This range of 8 air cooled condensing units and heat pumps covers the range of 3.3 to 13 kW in cooling mode. All condensing units are factory fitted with head pressure control and mains isolator as standard. The range is custom designed for a small footprint, low noise level, slimline and aesthetically pleasing appearance and lend themselves to wall mounting applications. These units can be used with many Airedale products from the mini split Answer Cassette and Concept 2000 units, Comfort modular comfort products and close control products. They...

Condensing Units Refrigeration Cooling only units feature as standard: • Liquid line shut off valve • Suction line shut off valve • High and low pressure switches • Filter dryer (loose) • Operating charge Heat pump units feature as standard: Each unit features as standard: • Liquid line shut off line • Suction line shut off valve • High and low pressure switches • Filter dryer (loose) • Reversing valve • Defrost function • Oil sump heater • Suction line accumulator • Check valve (TEV inbuilt) • Externally equalised bi-directional thermostatic expansion valve A custom designed microprocessor system...

Condensing Units Capacity Data - Cooling Only Unit Cooling Duty CU1 1 Output kW refers to the compressor duty. 2 Input kW refers to the compressor input power only. 3 Cooling data for a cooling only unit.

Condensing Units CU1-4 Capacity Data - Heat Pump Unit Cooling Duty CUH1 1 Output kW refers to the compressor duty. 2 Input kW refers to the compressor input power only. 3 Cooling data for a cooling only unit. 1 Output kW refers to the compressor duty. 2 Indoor ambient at 20°C.

Condensing Units Technical Data Mechanical Data CU/CUH Nominal Capacity - Cooling (1) kW Nominal Input Capacity Steps Condenser Type Nominal Airflow Coil Volume Face Area Height Width Fans Type Maximum Speed Compressor Type Refrigeration Number of Circuits Refrigerant Type Holding Charge Refrigeration Control Thermostatic Expansion Valve (CUH Only) Weights CU Units Machine Weight (nom) Connections Liquid Line Suction Line Nominal Capacity based on 5°C mean evaporating temperature and a 35°C ambient. Flare connections on service valves.

Condensing Units CU1-4 Technical Data Electrical Data CU/CUH Unit Data Nominal Run Amps Control Circuit Mains Supply Maximum Start Amps Compressor Motor Rating Nominal Run Amps Locked Rotor Amps Crankcase Heater Rating (2) W Type of Start Condenser Fan Motor Rating Full Load Amps Locked Rotor Amps Nominal data based on 5°C evaporating temperature and a 35°C ambient. Heat Pump units only. Sound Data Sound Above noise levels are with the condenser fan running at full speed. Under normal operating conditions (ambients up to 35°C) noise levels will be reduced by 3 - 4 dB.

Condensing Units Operating Data Operating Limits Cooling Only Heat Pump

Condensing Units

Condensing Units Field Connections Microprocessor Controlled (AD05) L1 N E Communication connection to indoor unit (microprocessor only) External control of cool/heat mode (volt free)(1) Optional auxiliary alarm Volt free input (normally closed = healthy) Defrost status indication Volt free contact (normally closed = defrosting) CONDENSING UNIT Common Normally closed contact Normally open contact INDOOR UNIT AD05 CONTROLLED OUTDOOR UNIT System Field Connections for AD05 Controlled Units Common alarm changeover volt free contacts (1) The microprocessor (AD05) controlled condensing unit may be...

Condensing Units pLAN Terminations IMPORTANT: The plugged termination ensures that the connections are made simultaneously. Failure to attach the cables in this way may cause damage to the controller.

Condensing Units After Sales Warranty All Airedale products or parts (non consumable) supplied for installation within the UK mainland and commissioned by an Airedale engineer, carry a full Parts & Labour warranty for a period of 12 months from the date of commissioning or 18 months from the date of despatch, whichever is the sooner. Parts or Equipment supplied by Airedale for installation within the UK or for Export that are properly commissioned in accordance with Airedale standards and specification, not commissioned by an Airedale engineer; carry a 12 month warranty on non consumable Parts...

Head Office Airedale International Air Conditioning Ltd Leeds Road Rawdon Leeds LS19 6JY Tel: +44 (0) 113 2391000 Fax:+44 (0) 113 2507219 E-mail [email protected] Web www.airedale.com