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Product guide
Medium and Large-room Precision Air Conditioner

FMAXXXXU/D Series

Medium and Large-room Precision Air Conditioner

This series uses a full DC inverter compressor, indoor EC speed-regulating fan, electronic expansion valve and condenser fan speed regulation. It has a modular structure with 100% front maintenance and can be installed side-by-side or against a wall.

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Features & technical specifications16 specification tables

Product features

  • DC inverter compressor, indoor EC variable-speed fan, electronic expansion valve and variable-speed condenser fan provide stepless cooling capacity control and 30% energy savings.
  • Modular construction permits 100% front access for maintenance and easy replacement, with no side service clearance; units can be installed side by side against a wall.
  • Intelligent controls adjust fan speed to cooling demand, substantially reducing fan energy consumption.
  • Cooling/heating and constant-temperature-and-humidity configurations meet different application requirements.
  • Front top discharge, ducted top discharge and underfloor discharge support different airflow arrangements.
  • Components from established brands provide high reliability, a design life exceeding ten years and low maintenance costs.
  • A 7-inch touchscreen and multiple temperature and pressure sensors display unit operating status for operation and maintenance.
  • High airflow and a small enthalpy difference meet equipment-room requirements for a high sensible heat ratio.
  • Uses R410A refrigerant.
  • Automatically restarts after power restoration and resumes the operating state used before the outage.
  • Standard RS485 communication interface; a communication protocol can be supplied.
  • Extensive self-diagnostics, alarms and protection functions support safe, reliable operation.
Single-circuit — general specifications
ParameterFMA1025U/DFMA1030U/DFMA1035U/DFMA1040U/DFMA1045U/DFMA1050U/DFMA1060U/D
Unit typeSingle-circuitSingle-circuitSingle-circuitSingle-circuitSingle-circuitSingle-circuitSingle-circuit
Main power supply380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz
Single-circuit — cooling performance
ParameterFMA1025U/DFMA1030U/DFMA1035U/DFMA1040U/DFMA1045U/DFMA1050U/DFMA1060U/D
Cooling capacity at 24°C / 50%RH (kW)25.530.036.040.045.550.061.0
Sensible cooling capacity at 24°C / 50%RH (kW)23.527.532.536.542.046.556.5
Cooling capacity at 35°C / 27%RH (kW)31.237.045.548.455.060.574.0
Sensible cooling capacity at 35°C / 27%RH (kW)31.237.045.548.455.060.574.0
Maximum operating current, FLA (A)38.340.844.352.055.257.866.7
Compressor quantity1111111
Single-circuit — indoor fan performance
ParameterFMA1025U/DFMA1030U/DFMA1035U/DFMA1040U/DFMA1045U/DFMA1050U/DFMA1060U/D
Circulation airflow (m³/h)800090001000011000120001350016000
Fan quantity1111111
Single-circuit — electric heating
ParameterFMA1025U/DFMA1030U/DFMA1035U/DFMA1040U/DFMA1045U/DFMA1050U/DFMA1060U/D
Heating capacity (kW)6669999
Single-circuit — humidifier performance
ParameterFMA1025U/DFMA1030U/DFMA1035U/DFMA1040U/DFMA1045U/DFMA1050U/DFMA1060U/D
Humidification capacity (kg/h)5555588
Single-circuit — indoor pipe connections
ParameterFMA1025U/DFMA1030U/DFMA1035U/DFMA1040U/DFMA1045U/DFMA1050U/DFMA1060U/D
Liquid pipe connection (mm)16161619191919
Gas pipe connection (mm)19191922222222
Condensate connection (mm)19191919191919
Humidifier water inlet (female connection)G1/2G1/2G1/2G1/2G1/2G1/2G1/2
Single-circuit — indoor dimensions and weight
ParameterFMA1025U/DFMA1030U/DFMA1035U/DFMA1040U/DFMA1045U/DFMA1050U/DFMA1060U/D
Length (mm)7008009001000100010001125
Depth (mm)1000100010001000100010001000
Height (mm)2000200020002000200020002000
Weight (kg)260305325350360380410
Single-circuit — recommended circuit breakers and cables
ParameterFMA1025U/DFMA1030U/DFMA1035U/DFMA1040U/DFMA1045U/DFMA1050U/DFMA1060U/D
Indoor circuit breaker (A)4P-40A4P-50A4P-50A4P-63A4P-63A4P-63A4P-80A
Indoor cable specification (mm²)3*6+2*43*10+2*63*10+2*63*16+2*103*16+2*103*16+2*103*16+2*10
Dual-circuit — general specifications
ParameterFMA2050U/DFMA2060U/DFMA2070U/DFMA2080U/DFMA2090U/DFMA2100U/DFMA2120U/D
Unit typeDual-circuitDual-circuitDual-circuitDual-circuitDual-circuitDual-circuitDual-circuit
Main power supply380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz380V 3PH-50Hz
Dual-circuit — cooling performance
ParameterFMA2050U/DFMA2060U/DFMA2070U/DFMA2080U/DFMA2090U/DFMA2100U/DFMA2120U/D
Cooling capacity at 24°C / 50%RH (kW)50.061.070.581.090.0100.0120.0
Sensible cooling capacity at 24°C / 50%RH (kW)46.556.564.574.581.592.5110.5
Cooling capacity at 35°C / 27%RH (kW)60.574.090.596.0111.0120.5145.0
Sensible cooling capacity at 35°C / 27%RH (kW)60.574.090.596.0111.0120.5145.0
Maximum operating current, FLA (A)60.766.781.083.089.397.0116.5
Compressor quantity2222222
Dual-circuit — indoor fan performance
ParameterFMA2050U/DFMA2060U/DFMA2070U/DFMA2080U/DFMA2090U/DFMA2100U/DFMA2120U/D
Circulation airflow (m³/h)13500160001850021500230002750032000
Fan quantity2222222
Dual-circuit — electric heating
ParameterFMA2050U/DFMA2060U/DFMA2070U/DFMA2080U/DFMA2090U/DFMA2100U/DFMA2120U/D
Heating capacity (kW)9999999
Dual-circuit — humidifier performance
ParameterFMA2050U/DFMA2060U/DFMA2070U/DFMA2080U/DFMA2090U/DFMA2100U/DFMA2120U/D
Humidification capacity (kg/h)881010101010
Dual-circuit — indoor pipe connections
ParameterFMA2050U/DFMA2060U/DFMA2070U/DFMA2080U/DFMA2090U/DFMA2100U/DFMA2120U/D
Liquid pipe connection (mm)16161619191919
Gas pipe connection (mm)19191922222222
Condensate connection (mm)19191919191919
Humidifier water inlet (female connection)G1/2G1/2G1/2G1/2G1/2G1/2G1/2
Dual-circuit — indoor dimensions and weight
ParameterFMA2050U/DFMA2060U/DFMA2070U/DFMA2080U/DFMA2090U/DFMA2100U/DFMA2120U/D
Length (mm)1350155017501950195019502250
Depth (mm)1000100010001000100010001000
Height (mm)2000200020002000200020002000
Weight (kg)530560600640660680720
Dual-circuit — recommended circuit breakers and cables
ParameterFMA2050U/DFMA2060U/DFMA2070U/DFMA2080U/DFMA2090U/DFMA2100U/DFMA2120U/D
Indoor circuit breaker (A)4P-63A4P-80A4P-100A4P-100A4P-100A4P-125A4P-125A
Indoor cable specification (mm²)3*16+2*103*16+2*103*16+2*103*16+2*103*16+2*103*25+2*163*25+2*16

Applications

Data centers (IDC) · Telecommunications equipment rooms · Medium and large computer rooms · UPS and battery rooms · Industrial control rooms · Power distribution rooms · Transformer rooms · Precision equipment workplaces

Reference conditions & selection notes

  • Standard conditions: indoor return air dry-bulb temperature 24°C, wet-bulb temperature 17°C and relative humidity 50%; external static pressure adjustable from 50 to 150Pa.
  • High return-air conditions: indoor return air dry-bulb temperature 35°C, wet-bulb temperature 21°C and relative humidity 27%; external static pressure adjustable from 50 to 150Pa.
  • Circulation airflow is at least the rated value and is adjustable.
  • Heating capacity can be selected to customer requirements.
  • Humidification capacity can be selected to customer requirements.

Precision Air Conditioning Manual, pp. 5–7

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