Specifications Table for VKM-GB

VKM100GBV1 VKM50GBV1 VKM80GBV1
Standard Accessories Operation manual Operation manual Operation manual Operation manual
  Installation manual Installation manual Installation manual Installation manual
  Duct connecting flange Duct connecting flange Duct connecting flange Duct connecting flange
  M4 tapping screw to connect duct M4 tapping screw to connect duct M4 tapping screw to connect duct M4 tapping screw to connect duct
  Refrigerant piping insulation cover Refrigerant piping insulation cover Refrigerant piping insulation cover Refrigerant piping insulation cover
  Clamps Clamps Clamps Clamps
Weight Unit kg 112 94 110
Heat exchange system Air to air cross flow total heat (sensible + latent heat) exchange Air to air cross flow total heat (sensible + latent heat) exchange Air to air cross flow total heat (sensible + latent heat) exchange
Operation mode Heat exchange mode, Bypass mode, Fresh-up mode Heat exchange mode, Bypass mode, Fresh-up mode Heat exchange mode, Bypass mode, Fresh-up mode
Fresh air conditioning load Heating kW 10.69 (1), 4.39 (2), 7.0 (3) 5.58 (1), 2.38 (2), 3.5 (3) 8.79 (1), 3.79 (2), 5.6 (3)
  Cooling kW 9.12 (1), 3.52 (2), 7.0 (3) 4.71 (1), 1.91 (2), 3.5 (3) 7.46 (1), 2.96 (2), 5.6 (3)
Refrigerant Control   Electronic expansion valve Electronic expansion valve Electronic expansion valve
  GWP   2,087.5 2,087.5 2,087.5
  Type   R-410A R-410A R-410A
Power input - 50Hz Heat exchange mode Nom. Ultra high kW 0.410 0.270 0.330
  Bypass mode Nom. Ultra high kW 0.410 0.270 0.330
Piping connections Liquid OD mm 6.35 6.35 6.35
    Type   C1220T (Flare connection) C1220T (Flare connection) C1220T (Flare connection)
  Gas OD mm 12.7 12.7 12.7
    Type   C1220T (Flare connection) C1220T (Flare connection) C1220T (Flare connection)
  Drain   PT3/4 external thread PT3/4 external thread PT3/4 external thread
Heat exchange element Specially processed non-flammable paper Specially processed non-flammable paper Specially processed non-flammable paper
Sound pressure level - 50Hz Heat exchange mode Ultra high dBA 41 39 41.5
  Bypass mode Ultra high dBA 41 40 41.5
Dimensions Unit Width mm 1,764 1,764 1,764
    Depth mm 1,214 832 1,214
    Height mm 387 387 387
Casing Material   Galvanised steel plate Galvanised steel plate Galvanised steel plate
Fan External static pressure - 50Hz Ultra high Pa 150 210 210
Connection duct diameter mm 250 200 250
Power supply Phase   1~ 1~ 1~
  Name   V1 V1 V1
  Frequency Hz 50 50 50
  Voltage V 220-240 220-240 220-240
Notes (1) - Cooling and heating capacities are based on the following conditions. Fan is based on High and Ultra-high (1) - Cooling and heating capacities are based on the following conditions. Fan is based on High and Ultra-high (1) - Cooling and heating capacities are based on the following conditions. Fan is based on High and Ultra-high
  (2) - This value indicates the heat reclaimed from the heat recovery ventilator. (2) - This value indicates the heat reclaimed from the heat recovery ventilator. (2) - This value indicates the heat reclaimed from the heat recovery ventilator.
  (3) - Use this value to calculate the capacity as indoor unit. (3) - Use this value to calculate the capacity as indoor unit. (3) - Use this value to calculate the capacity as indoor unit.
  (4) - Cooling: indoor temp. 27°CDB, 19°CWB; outdoor temp. 35°CDB (4) - Cooling: indoor temp. 27°CDB, 19°CWB; outdoor temp. 35°CDB (4) - Cooling: indoor temp. 27°CDB, 19°CWB; outdoor temp. 35°CDB
  (5) - Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB (5) - Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB (5) - Heating: indoor temp. 20°CDB; outdoor temp. 7°CDB, 6°CWB
  (6) - Operation sound measured at 1.5m below the center of the unit is converted to that measured in an anechoic chamber, built in accordance with JIS C1502 condition. (6) - Operation sound measured at 1.5m below the center of the unit is converted to that measured in an anechoic chamber, built in accordance with JIS C1502 condition. (6) - Operation sound measured at 1.5m below the center of the unit is converted to that measured in an anechoic chamber, built in accordance with JIS C1502 condition.
  (7) - The actual operation sound varies depending on the surrounding conditions (near running unit's sound, reflected sound etc.) and is normally higher than this value. (7) - The actual operation sound varies depending on the surrounding conditions (near running unit's sound, reflected sound etc.) and is normally higher than this value. (7) - The actual operation sound varies depending on the surrounding conditions (near running unit's sound, reflected sound etc.) and is normally higher than this value.
  (8) - For operation in a quiet room, it is required to take measures to lower the sound. For more details, refer to the data book (8) - For operation in a quiet room, it is required to take measures to lower the sound. For more details, refer to the data book (8) - For operation in a quiet room, it is required to take measures to lower the sound. For more details, refer to the data book
  (9) - The sound level at the air discharge port is about 8-11dB higher than operating sound of the unit. For operation in a quiet room, it is required to take measures to lower the sound, for example install more than 2m soft duct near the air discharge grille. (9) - The sound level at the air discharge port is about 8-11dB higher than operating sound of the unit. For operation in a quiet room, it is required to take measures to lower the sound, for example install more than 2m soft duct near the air discharge grille. (9) - The sound level at the air discharge port is about 8-11dB higher than operating sound of the unit. For operation in a quiet room, it is required to take measures to lower the sound, for example install more than 2m soft duct near the air discharge grille.
  (10) - Air flow rate can be changed to Low mode or High mode. (10) - Air flow rate can be changed to Low mode or High mode. (10) - Air flow rate can be changed to Low mode or High mode.
  (11) - Normal amplitude, input and efficiency depend on the mentioned conditions. (11) - Normal amplitude, input and efficiency depend on the mentioned conditions. (11) - Normal amplitude, input and efficiency depend on the mentioned conditions.
  (12) - The specifications, designs and information here are subject to change without notice. (12) - OA: fresh air from outdoors, RA: return air from the room (12) - The specifications, designs and information here are subject to change without notice.
  (13) - Temperature Exchange Efficiency is a mean value in cooling and heating (13) - The specifications, designs and information here are subject to change without notice. (13) - Temperature Exchange Efficiency is a mean value in cooling and heating
  (14) - Efficiency is measured under following condition: ratio of rated external static pressure has been kept as follows: outdoor side to indoor side = 7 to 1 (14) - The specifications, designs and information here are subject to change without notice. (14) - Efficiency is measured under following condition: ratio of rated external static pressure has been kept as follows: outdoor side to indoor side = 7 to 1
  (15) - In heating operation, freezing of the outdoor unit coil increases, heating capacity decreases and the system goes into defrost operation. (15) - Temperature Exchange Efficiency is a mean value in cooling and heating (15) - In heating operation, freezing of the outdoor unit coil increases, heating capacity decreases and the system goes into defrost operation.
  (16) - In defrost operation the fans of the units continue driving (factory settings). Purpose is to maintain the amount of ventilation & humidification. (16) - Efficiency is measured under following condition: ratio of rated external static pressure has been kept as follows: outdoor side to indoor side = 7 to 1 (16) - In defrost operation the fans of the units continue driving (factory settings). Purpose is to maintain the amount of ventilation & humidification.
  (17) - Contains fluorinated greenhouse gases (17) - In heating operation, freezing of the outdoor unit coil increases, heating capacity decreases and the system goes into defrost operation. (17) - Contains fluorinated greenhouse gases
  (18) - When connected to VRV heat recovery outdoor unit, bring the RA (exhaust gas intake) of this unit directly in from the ceiling, connect to BS unit identical to the VRV indoor unit (master unit), and use group-linked operation. See the engineering data for details. (18) - In defrost operation the fans of the units continue driving (factory settings). Purpose is to maintain the amount of ventilation & humidification. (18) - When connected to VRV heat recovery outdoor unit, bring the RA (exhaust gas intake) of this unit directly in from the ceiling, connect to BS unit identical to the VRV indoor unit (master unit), and use group-linked operation. See the engineering data for details.
  (19) - When connecting the indoor unit directly to the duct, always take the same system on the indoor unit as with the outdoor unit. (19) - When connecting the indoor unit directly to the duct, always take the same system on the indoor unit as with the outdoor unit. (19) - When connecting the indoor unit directly to the duct, always take the same system on the indoor unit as with the outdoor unit.
  (20) - Perform group-linked operation and make the direct duct connection settings from the remote controller. (Mode No. '17 (27)' - first code n°5; second code n°6) (20) - When connected to VRV heat recovery outdoor unit, bring the RA (exhaust gas intake) of this unit directly in from the ceiling, connect to BS unit identical to the VRV indoor unit (master unit), and use group-linked operation. See the engineering data for (20) - Perform group-linked operation and make the direct duct connection settings from the remote controller. (Mode No. '17 (27)' - first code n°5; second code n°6)
  (21) - Also, do no connect to the outlet side of the indoor unit. Depending on the fan strength ans static pressure, the unit might back up (21) - When connecting the indoor unit directly to the duct, always take the same system on the indoor unit as with the outdoor unit. (21) - Also, do no connect to the outlet side of the indoor unit. Depending on the fan strength ans static pressure, the unit might back up
  (22) - Voltage range: units are suitable for use on electrical systems where voltage supplied to unit terminal is not below or above listed range limits. (22) - Perform group-linked operation and make the direct duct connection settings from the remote controller. (Mode No. '17 (27)' - first code n°5; second code n°6) (22) - Voltage range: units are suitable for use on electrical systems where voltage supplied to unit terminal is not below or above listed range limits.
  (23) - Maximum allowable voltage range variation between phases is 2%. (23) - Also, do no connect to the outlet side of the indoor unit. Depending on the fan strength ans static pressure, the unit might back up (23) - Maximum allowable voltage range variation between phases is 2%.
  (24) - MCA/MFA: MCA = 1.25 x FLA(FM1) + FLA(FM2); MFA <= 4 x FLA; next lower standard fuse rating: min. 15A (24) - Voltage range: units are suitable for use on electrical systems where voltage supplied to unit terminal is not below or above listed range limits. (24) - MCA/MFA: MCA = 1.25 x FLA(FM1) + FLA(FM2); MFA <= 4 x FLA; next lower standard fuse rating: min. 15A
  (25) - Select wire size based on the value of MCA (25) - Maximum allowable voltage range variation between phases is 2%. (25) - Select wire size based on the value of MCA
  (26) - Instead of a fuse, use a circuit breaker (26) - MCA/MFA: MCA = 1.25 x FLA(FM1) + FLA(FM2); MFA <= 4 x FLA; next lower standard fuse rating: min. 15A (26) - Instead of a fuse, use a circuit breaker
  (27) - At 80% RH (27) - Select wire size based on the value of MCA (27) - At 80% RH
  (28) - Specifications measured at fan curve 8 (factory settings) (28) - Instead of a fuse, use a circuit breaker (28) - Specifications measured at fan curve 8 (factory settings)