in order to keep condenser water supply isolated from brazed plate heat exchanger (BPHX). water-source unit shall have a dry contact to enable/disable a 2-way solenoid valve. A high voltage output shall also be available from the water-source unit (0.2A, 250V max) to operate a 2-way solenoid valve. water-source unit shall have a 0V – 10V output to operate a flow control valve. water-source unit shall have a dry contact available to operate external water pumps. water system shall have a maximum working pressure of 285 PSI. system inlet temperatures shall be within the temperatures noted below. Type Circulating Water Operation Inlet Water Temperature 1 Standard Usage Range Usage Range Limit Heat Source Water Loop Cooling 68°F – 95°F 50°F – 113°F Heating Ground Heat Source Ground Loop Cooling 59°F – 95°F 50°F – 113°F Heating 41°F – 77°F 23°F – 113°F (14°F – 113°F) 2 1 When inlet water temperature is below 50°F, appropriate anti-freeze protection must be used according the manufacturer’s guidelines. 2 Strict management of anti-freezing concentration is required. Consult the VRF manufacturer before application. Electrical: water-source unit electrical power shall be 208/230 volts, 1 phase, 60 hertz. 208/230 VAC water-source unit shall be capable of satisfactory operation within voltage limits of 187-228 volts (208V/60Hz) or (230V/60Hz). water-source unit shall be controlled by integral microprocessors. control circuit between the indoor units and the water-source unit shall be 0.5VDC - 7VDC completed using stranded, annealed copper conductor, two-core, 16 AWG, shielded cable to provide total integration of the system (F1/F2). ELECTRONIC EXPANSION VALVE KIT (SINGLE ZONE) FOR HEAT PUMP
External Static Pressure (“WC) Model Number Standard Acceptable Range AM007FNLDCH/AA 0.08” 0 – 0.16” AM009FNLDCH/AA 0.08” 0 – 0.16” AM012FNLDCH/AA 0.08” 0 – 0.16” AM018FNLDCH/AA 0.08” 0 – 0.16” AM024FNLDCH/AA 0.08” 0 – 0.16” AM030FNLDCH/AA 0.12” 0 – 0.24” AM036FNLDCH/AA 0.12” 0 – 0.24” AM048FNLDCH/AA 0.12” 0 – 0.24” fan speed shall be adjustable by optional remote controller or manufacturer provided service software according to external static pressure. indoor unit shall only serve areas in the same room (cannot serve areas in different fire envelopes). Filter: air shall be filtered by means of a standard factory installed return air filter on rear of unit. return connection through rear or bottom of unit with removal and replacement of return air conversion plate. Other filtration is field provided (recommended). Coil: indoor coil be of nonferrous construction with slit fins on copper tubing. tubing have inner grooves for high efficiency heat exchange. tube joints shall be brazed with phos-copper or silver alloy. coils shall be pressure tested at the factory. condensate pan and drain shall be provided under the coil. condensate be gravity drained from the fan coil. coil fins are coated with hydrophilic paint.
Temperature Setting Sets temperature for a single Range of temperature setting Auto/Cool/Dry: 65°F-86°F Heat: 61°F-86°F Setting discharge outlet air temperature for supported indoor units. Each Group Each Group Discharge Air Temperature Setting Sets temperature for supported ducted units Each Group Each Group Fan Speed Setting Models with 3 air flow settings: High /Mid/Low/Auto Wind-Free™ mode enable/disable only) Motion Detection Sensor Control Clean and Long reach function for supported indoor unit models. Each Group Each Group Air Flow Direction Setting Air flow 2-step direction (Swing/Stop) Direct setting at a specific angle. Air flow operation varies depending on the model. Each Group Each Group Weekly Schedule ON/OFF/Temperature setting can be done at most 10 schedules may be set for each day. Real-time clock function: current time, day display function Each Group Each Group Button lock Button permission level setting (On/Off / Temperature setting / Mode button / Fan speed) Temperature limit setting After power reset, the setting value is restored Various restriction capabilities Each Each Group Specified Function Automatic stop setting (setting time range: 0-12 hours) Energy saving operation mode (IDU+ERV or ERV operation only depending on outdoor temperature) Each Group Each Group
Service Mode Viewing/Setting indoor unit option code Viewing/setting indoor unit MAIN address Viewing/setting indoor unit RMC address Viewing indoor unit cycle data Viewing/setting indoor unit option settings Viewing/setting indoor unit temperature sensor compensation during Heating (+2°F or +5°F) Each Unit Each Unit Error When an error is currently occurring in the system, the afflicted unit and the error code are displayed Each Group Each Group Permit / Prohibit Local Operation Setting/releasing of simplified locking of remote control buttons Each Group N/A Quiet Mode Select the quiet mode to lower the fan noise level. Each Group N/A Outing Mode When the temperature drops below or goes above 9°F, of the desired temperature, while away, the system will automatically heat or cool accordingly. Each Group N/A
WIRELESS CONTROLLER FOR 360 CASSETTE INDOOR UNITS Function: The wireless controller shall support the following control options via buttons: ON/OFF, set temperature, mode, fan speed, filter reminder reset, independent air direction control, and single event timer setting. The wireless controller shall have a wide, easy to read display. The wireless controller shall support indoor unit option code setting, indoor unit addressing, and indoor unit option setting. The wireless controller include a holder to secure remote to wall. Dimensions: Height X Depth: 1 13/16" X 5 3/8" X 13/16" WIRELESS SIGNAL RECEIVER FOR DUCT-TYPE INDOOR UNITS (MRK-A10N) Connection: wireless signal receiver be capable of connection to 1 duct unit. Function: wireless signal receiver shall control: power, fan speed, set temperature, and timer via wireless controller (AR-EH03E). wireless signal receiver shall display operation indication and blinking LED indication in the event of system operation and abnormality/error. wireless signal receiver shall connect using included receiver wire (32.8’). Dimensions: wireless signal receiver shall be approximately 2.7” x 4.7” in size and white in color with a LED display. wireless signal receiver be recessed mount. EXTERNAL ROOM TEMPERATURE SENSOR (MRW-TA) Connection:
setting, airflow direction setting, energy distribution reporting with PDF export, and online maintenance. integrated management software provides centralized control, it shall be able to enable or disable operation of local remote controllers via PC. integrated management software also include a high-level security USB key. terms of scheduling, the integrated management software shall allow the user to define daily, weekly, and annual schedules with operations consisting of ON/OFF, mode selection, temperature setting, and permit/prohibit of remote controllers. VRF Integrated Management Software (S-Net3) Item Description Operation Display ON/OFF Run and stop operation for a single Each Group Each Group Operation Mode Switches between Auto/Cool/Dry/Fan/Heat Each Group Each Group Temperature Setting Sets the desired temperature for a single group. Range of temperature setting: Auto/Cool/Dry: 65°F - 86°F Heat: 61°F - 86°F Set discharge air temperature for Applicable Samsung duct units that have been configured for discharge air temperature control. Range of temperature setting: Cool/Dry mode: 46°F - 64°F Heat mode: 64°F - 86°F Each Group Each Group Fan Speed Setting Models with 3 air flow speed settings: High /Mid/Low Each Group Each Group Air Flow Direction Setting Air flow 2-step direction (Swing/Stop) Direct setting at a specific angle. Air flow operation varies depending on the Each Group Each Group Accessible / Dynamic user security Management remote controller restriction setting Specify the scope of control and monitoring of individual unit on a per-user basis. 3 accessible levels: Admin/Manager/User Each Group Each Group Error When an error is currently occurring on the system(s), the afflicted unit and the error code are displayed Each Group Each Group
Power Distribution System distribution to 128 indoor units. Remote data query in 1-day units File saving in Microsoft Excel format. Power distribution data storage for one year MIM-B16 or MIM-B16N required for power use measurements Each Group Each Group External Contact Interface Full indoor unit control with simple contact (Emergency/Lock) State output (Operation/Error) for synchronous control 10 digital outputs (2 reserved) / 8 digital inputs (2 reserved) Each Channel Each Channel Smart Central Management Control & monitoring zone edition Wireless/wired remote control restriction Temperature limit setting Operation mode restriction Each Group Each Group User editable control logic User can edit control logic with arithmetic/conditional operators and parameters. Efficient energy saving realization for various operation conditions. EHP/ERV/AHU parameters + AND/OR + Arithmetic equation Function Each Group Each Group Data backup/ useful history management Important data is stored in SD memory card Record the operation history and history Each Group Each Group Unoccupied Room Control Configuration Specify unoccupied room settings for applicable indoor units Mode Fan speed Set temperature Each Group - DVM Chiller Control Operation ON/OFF Mode: Heat, cool, cool storage, hot water Operation pattern: standard, rotation, efficiency Enable/disable Water Law Enable/disable quiet mode Forced fan mode Demand/maximum current control (50~100% of design current) Each Group Each Group
been configured for discharge air temperature control. Range of temperature setting: Cool/Dry mode: 46°F - 64°F Heat mode: 64°F - 86°F Fan Speed Setting Models with 3 air flow speed settings: High /Mid/Low Each Group Each Group Air Flow Direction Setting Air flow 2-step direction Direct setting at a specific angle. Air flow operation varies depending on the model. Each Each Group Web Server Function Remote control with the public IP address No management software required – management Each Group Each Group Accessible level / Dynamic user security Management Wireless/wired remote controller restriction setting Specify the scope of control and monitoring unit on a per-user 3 accessible levels: Admin/Manager/User Each Group Each Error When an error is currently occurring in the system(s), the afflicted unit and the error code are displayed Error notification via email Each Group Each Group Schedule Operation Up to 256 schedule settings Weekly and schedule setting Each Group Each Group Power Distribution System Power distribution to 256 indoor units. Remote data query in 1-day units File saving in Microsoft Excel format. distribution data storage for one year MIM-B16 or MIM-B16N required for power use measurements Each Group Each Group External Contact Interface Full indoor unit control with simple contact (Emergency/Lock) State output (Operation/Error) for synchronous control 10 digital outputs (2 reserved) / 8 digital inputs (2 reserved) Each Channel Each Channel Smart Central Management Control & monitoring zone edition Wireless/wired remote control restriction Temperature limit setting Operation mode restriction Each Group Each Group