Catalog 700-4 Horizontal Concealed Fan Coils Model THC Sizes 200 through 1200 CFM Engineered for flexibility and performance™

T able of Contents Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 THC Horizontal Concealed (2-Pipe System) . . . . . . . 5 THC Horizontal Concealed (4-Pipe System) . . . . . . . 6 High Efficiency Coil . . . . . . . . . . . . . . . . . . . . . . . . 3 Quiet and Efficient Centrifugal Fan-Motor Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 THC Horizontal Concealed, with Plenum Box . . . . . . 8 Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Indoor Air Quality Design . . . . . . . . . . . . . . . . . . . 3 Flexible...

Introduction Introduction Daikin Fan Coils have been widely applied in hotels, apartments, dormitories and military barracks, assisted living facilities and offices. They have earned a reputation for quality—providing years of efficient, reliable, quiet heating and cooling and easy, low-cost installation and maintenance. The Model THC horizontal concealed fan coil unit is a slim, lightweight unit that is ideal for installation in ceilings where height is limited. Units are available in seven sizes from 200 to 1,200 cfm. Design Features Slim Profile The highly compact, super lightweight design...

Introduction Introduction Drain Pan • Galvanized or stainless steel. • Extends past the coil to collect condensation from valve and piping packages. • Stamped with no welded corners. • Positively sloped to provide proper drainage and minimize microbial growth. • Equipped with main condensate and auxiliary drain connections to provide overflow protection. • Easily removable. • Coated with a thick layer of powder paint and baked for easy cleaning and to help protect against microbial growth and corrosion. • Insulated with form-fitted, closed cell insulation to prevent condensation build-up on the...

Performance Data Performance Data Conditions at high fan speed with standard 115/60/1 motor at 0.05" ESP 1 Cooling Capacity: Entering air temp.80°F (DB), 67°F (WB); Entering water temp.45°F, Leaving water temp. 55°F. Table 2: Standard Coil Water Heating Capacity Ratings1, 2-Pipe System FTHC Horizontal Concealed Unit Conditions at high fan speed with standard 115/60/1 motor at 0.05" ESP 1 Heating Capacity: Entering air temp.70°F (DB); Entering water temp.140°F, The same amount of water flow as with cooling. Table 3: General Unit Data, 2-Pipe System Unit Size H02 Fan Type Number of Fans Centrifugal...

Performance Data Performance Data THC Horizontal Concealed (4-Pipe System) Table 4: ARI Approved Standard Coil Water Cooling Capacity Ratings1, 4-Pipe System FTHC Horizontal Concealed Unit Cooling Capacity1 Water Flow GPM Total BTUH Sensible BTUH H02 8400 6300 1.7 H03 11,000 8400 2.2 H04 14,400 10,700 2.9 H06 21,200 16,100 4.2 H08 22,400 17,800 4.5 H10 25,300 20,000 5.1 H12 34,200 27,000 6.9 Conditions at high fan speed with standard 115/60/1 motor at 0.05" ESP 1 Cooling Capacity: Entering air temp. 80°F (DB), 67°F (WB); Entering water temp.45°F, Leaving water temp. 55°F. Unit Size FTHC Horizontal...

Performance Data Table 7: Air Volume Capacity Data—Air volume versus external static pressure Fan Motor Speed Unit Size External Static Pressure (inches of water) External Static Pressure (inches of water) External Static Pressure (inches of water) Note: Based on 115V operation, and dry coils.

Dimensional Data Dimensional Data THC Horizontal Concealed, with Plenum Box Table 8: Dimensions (inches) Unit Size NOTE: For wiring diagram details for Vintage B THC units and the LV-3SP Jbox refer to Certified Drawing FC-THC-H02-H012 6.54" 4.66" (Optional) LV-3SP Jbox Interface Control Junction Box (Optional) LV-3SP Jbox 7.73"H x 6.54"W x 3.38"D (always located on the end opposite the coil connection) Filter 2- R/A Plenum Mounting Holes 3/8" x 5/8" 4 - Mounting Holes 3/8" x 5/8" Auxiliary Overflow Drain 3/8" I.D. Main Condensate Drain 3/4" O.D. Metal Sheet Terminal Block - Line Voltage Terminal...

Electrical Data Electrical Data Table 9: Motor Data Fan Motor Speed Amps Watts RPM Amps Watts RPM Amps Watts RPM Amps Watts RPM Amps Watts RPM Amps Watts RPM Amps Watts RPM Note: Based on 115V operation, dry coil, and 0.0 ESP

Wiring Diagrams Wiring Diagrams For Models: THCH02, THCH03, THCH04, and THCH06 (Basic Unit Only) Wiring (115V/1P/60Hz)(208-230V/1P/60Hz)(265/277V/1P/60Hz) FAN SPEED SWITCH L M H FAN SPEED SWITCH ORANGE MAIN SWITCH BLACK POWER WHITE SOURCE SHF BLACK POWER WHITE SOURCE G/Y MAIN SWITCH NOTE: FIELD WIRING FIELD WIRING MF: FAN SPEED MEDIUM HF: FAN SPEED HIGH MF: FAN SPEED MEDIUM HF: FAN SPEED HIGH SHF: FAN SPEED SUPER HIGH SHF: FAN SPEED SUPER HIGH For Models: THCH08, THCH10, THCH12 (Basic Unit Only) FAN SPEED SWITCH L M H POWER SOURCE BLACK WHITE G/Y MAIN SWITCH ORANGE BROWN ORANGE BLUE POWER SOURCE...

Engineering Guide Specifications Engineering Guide Specifications Furnish and install where shown on the plans and specifications, Daikin THC Horizontal Concealed Fan-Coil Units. Types, sizes and performance are as tabulated in the schedule. Unit performance is substantiated by computer generated output data. Each unit is ARI certified and consists of and complies with the following: Construction General – Basic unit consist of a chassis, hydronic coil(s), drain pan, junction box, motor, centrifugal fan assembly. Top and side panels surrounding the coil are insulated with aluminum foil face to...

Engineering Guide Specifications Engineering Guide Specifications Electrical – THC fan-coils are made available with the following factory installed options: • Basic: Unit is furnished with single point power connection junction box that includes a terminal strip for line voltage control connection. • DDC ready interface: LV-3SP control box includes (3) - 24 volt relays, line voltage/24volt transformer, 4 sets of terminal strips and toggle disconnect (See Note). NOTE: Units with the LV-3SP junction box are provided with a set of two (2) 3/4" MPT x 1/2" piping elbow adapters to be used with Daikin...