Inverter Heat Pump System
Unit Designation Schedule No.
Compressor Type DC Inverter Driven Rotary
7,000-26,000 BTUH Cooling 58 dB(A)
Max. Number of Indoor Units
Heating - Low Ambient (ULTRA)
Multi ULTRA Ductless heat-pump systems 18,000 BTU
Submittal Data: TM18H5O
Reference Approval
GENERAL FEATURES
-Dual Indoor Units (2-Port)
-G10 DC Inverter Technology - 2 Stage / 3 Cylinder
-Automatic Defrosting
-Compressor/Chassis Heaters
-Copper Tubing w/ Acrylicl-Resin Coated Aluminum Fins
-Intelligent Defrost
-Auto Restart on Power Outages
-Mulit-point Diagnostics
-Limited 5 yr Parts & Compressor Warranty-Residential Only
Rated Cooling Capacity 18,000 BTUH Starting Current 5.0 A
Fan Motor Output Power 90 W
Cooling Capacity (min-max) 6,998-21,001 BTUH FLA 0.4 A
Rated Heating Capacity 21,000 BTUH
Sound Pressure Level
Heating Capacity (min-max)
Heating 58 dB(A)
SEER/EER 23.0 / 12.5 Dimensions & Weights
Unit Dimensions Overall (WxDxH)* 39.5 x 16.8 x 31.1-in
HSPF/COP 10.5 / 3.6
Weight (Net/Shipping) 172/183 lbs
* including Valve Covers and Grilles
TosotComfort.com
RLA 14.9 A
Air Flow (Max) 2531 CFM
Construction
Operating Range
Cooling - Low/High Ambient
Power Supply Factory Charge for Total Line Length 66-ft
Normal Operational Voltage
Voltage Range
Main Power Wire Size
Interconnecting Cable Wire Size
MCA
MOCP/Breaker Size
(min-max) 0 ~ 118°F
-18 ~ 48°C
(min-max) '-31 ~ 75°F
-
35 ~ 24°C Additional Charge Per Line Length 0.2-oz/ft
208/230 V, 1 Phase, 60 Hz Total Refrigerant Pipe Length 164-ft
187 - 253 V Max Refrigerant Piping Length to any Indoor Unit 82-ft
10-2 AWG Min Refrigerant Piping Length to any Indoor Unit 10-ft
14-4 AWG Max Elevation between Indoor Units 26-ft
23.0 A Max Lift from Outdoor to Indoor Unit 26-ft
© TosotComfort.Com
@TOSOTCOMFORT
Min. Number of Indoor Units
Refrigerant Charge 77.6 oz
35 A Max Drop from Outdoor to Indoor Unit 26-ft
2
1/4x3/8-in
Features & Function Summary
Compressor Type
Inverter Rotary
Core Technology Three Cylinder Two
Stage Compressor
G10
See individual Indoor Unit
Controllers Functions
2
Note: Some indoor models may not support specific system features or functions.
TM18H5O
Ultra Low Frequency Torque Control
Power Factor Correction
Refrigerant Type
YES
YES
R410A
Electronic Expansion Valve (EEV) 2
Basepan With Electric Heater
Compressor Preheat
YES
YES
Compressor With Electric Heater (-40°F) YES
-40°F Wiring UL Approved YES
Multi "Independent" Port Design YES
Condenser Fan Axial
Condenser Motor Type DC
Condenser Motor Drive Direct
Condenser Coil Aluminum Fin/Copper Tube
Outdoor Fin Coating (Blue)
Acrylic Resin
Intelligent Defrosting YES
Low Voltage Startup YES
Memory/Power Failure Recovery YES
Self Diagnosis YES
Ultra Heating (-31°F - 75°F) YES
Ultra Cooling (0°F - 118°F) YES
XK19 Wired Controller Interface YES
REMOTE CONTROLLER FUNCTIONS
Not all Remote Controller functions are supported.
XK19 WIRED CONTROLLER FUNCTIONS
Operating Mode YES
Fan Speed YES
Room Setpoint YES
Model Numbers YES
Timer Mode YES
Sleep Mode YES
Turbo Mode YES
X-Fan Mode YES
Privacy Lock YES
1
© TosotComfort.Com
@TOSOTCOMFORT