Refrigerant Components

Compressors:

a.Shall be fully hermetic type, direct drive, internally protected with internal high-pressure relief and over temperature protection. The hermetic motor shall be suction gas cooled and have a voltage range of + or - 10% of the unit nameplate voltage.

b.Shall have internal isolation and sound muffling to minimize vibration and noise, and be externally iso- lated on a dedicated, independent mounting.

Coils:

a.Evaporator and condenser coils shall have alumi- num plate fins mechanically bonded to seamless internally enhanced copper tubes with all joints brazed.

b.Evaporator coil shall be of the direct expansion, blow through design, while condenser coil shall be draw through design.

036-21233-002-A-0903

Refrigerant Circuit and Refrigerant Safety Components:

a.Shall include independent fixed-orifice expansion devices.

b.Shall include filter/strainer to eliminate any foreign matter.

UNIT OPERATING CHARACTERISTICS

Unit shall be capable of starting and running at 125º F out- door temperature, exceeding maximum load criteria ARI Standard 210/240. The compressor, with standard controls, shall be capable of operation down to 45º F outdoor tempera- ture. Accessory low ambient kit shall be available for opera- tion to 0º F.

ELECTRICAL REQUIREMENTS

All unit power wiring shall enter unit cabinet at a single factory provided location and be capable of side or bottom entry, to minimize roof penetrations and avoid unit field modifications. Separate side and bottom openings shall be provided for the control wiring.

30	Unitary Products Group

DNH018 specifications

The York DNH018 is a highly efficient ductless mini-split heat pump system well-regarded in the HVAC industry for its innovative features and impressive performance. This unit is designed to provide both heating and cooling, making it a versatile choice for a variety of residential and light commercial applications.

One of the main features of the York DNH018 is its energy efficiency. With a Seasonal Energy Efficiency Ratio (SEER) rating that exceeds many traditional systems, this mini-split model serves to reduce energy consumption and lower utility bills. Its high efficiency is complemented by an impressive Heating Seasonal Performance Factor (HSPF), which ensures optimal performance even in colder climates.

The technology behind the York DNH018 is cutting-edge. It utilizes inverter technology that allows the compressor to adjust its speed according to the heating or cooling demand. This results in a more consistent temperature and improved comfort levels. Inverter systems provide quieter operation and enhance the lifespan of the equipment by reducing wear and tear compared to traditional systems that constantly turn on and off.

Another characteristic of the York DNH018 is its compact and sleek design. The outdoor unit is designed to take minimal space while still delivering powerful performance. The indoor unit is available in various styles, including wall-mounted and ceiling cassettes, allowing for flexible installation options that can blend seamlessly into a variety of room aesthetics.

The system also includes advanced filtration technology that helps improve indoor air quality by reducing allergens and contaminants in the air. Many models come with a multi-stage filter system that captures dust, pollen, and other particles, promoting a healthier living environment.

Moreover, the York DNH018 offers user-friendly controls. Many units come equipped with programmable thermostats and remote control options, enabling users to manage their indoor climate efficiently. Some models even feature Wi-Fi connectivity, allowing for smartphone integration for remote temperature management.

In summary, the York DNH018 combines energy efficiency, innovative technology, and superior design to deliver reliable heating and cooling solutions. Its advanced features and flexible installation options make it an ideal choice for those looking for an effective temperature control system.