KUMXB181A - HVAC | Business

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Front view of LG Multi Split outdoor unit

Multi Split, Outdoor Unit, 18k Btu, R32

KUMXB181A

Key Features

Extreme cold performance: Rated Heating Operation down to -20°C
Compatible with Ducted and Ductless indoor units
Ultra quiet operation (down to 49dB)
Optional Base Pan Heater
Can be paired with up to 2 indoor units

All Spec

ALLOWABLE MAX. CAPACITY FOR INDIVIUAL INDOOR UNIT

Max (kBtu/h): 15

ALLOWABLE TOTAL CAPACITY OF CONNECTED INDOOR UNIT

Max (kBtu/h): 24

CLASSIFICATION

Chassis: U24A

COMBINATION LIMIT

Number of Indoor Units (EA): 2

COMPRESSOR

Model x No.: DKT208MAB x 1

Motor Type: BLCD

Oil Charging amount (cc x No.): 670 x 1

Oil Type: FW68D

Type: Twin Rotary

CONNECTING CABLE

Power Supply Cable(H07RN-F,included earth) (to ODU) (mm² × cores): 14 AWG x 3

COOLING CAPACITY

Min ~ Max (Btu/h) (Non ducted / Ducted): 8400 ~ 21600 / 10320 ~ 20400

Min ~ Max (kW) (Non ducted / Ducted): 2.46 ~ 6.33 / 3.02 ~ 5.98

Rated (Btu/h) (Non ducted / Ducted): 18000 / 17200

Rated (kW) (Non ducted / Ducted): 5.28 / 5.04

DIMENSIONS

Net(W x H x D) (mm): 870 x 650 x 330

Shipping(W x H x D) (mm): 1046 x 713 x 461

EFFICIENCY

COP (W/W) (Non ducted / Ducted): 3.6 / 3.4

EER2 (Btu/W) (Non ducted / Ducted): 13.5 / 12.5

ELECTRICAL CHARACTERISTIC

Comp_Rated Load Amperes (Max) (A): 12

Maximum Fuse Amperes (MFA) (A): 20

Minimum Circuit Amperes (MCA) (A): 16.1

Outdoor Fan Motor_Full Load Amperes (A): 0.33

EXTERIOR

Color: Warm Gray

HEATING CAPACITY

Min ~ Max (Btu/h) (Non ducted / Ducted): 10080 ~ 25000 / 12000 ~ 24000

Min ~ Max (kW) (Non ducted / Ducted): 2.95 ~ 7.33 / 3.52 ~ 7.03

Rated (Btu/h) (Non ducted / Ducted): 22000 / 23000

Rated (kW) (Non ducted / Ducted): 6.45 / 5.86

HEAT EXCHANGER

Rows x Columns x FPI: 2 x 28 x 14

MAXIMUM HEIGHT DIFFERENCE

IDU - IDU(Max) (m): 7.5 (24.6 ft)

IDU - ODU(Max) (m): 15 (49.2ft)

OUTDOOR FAN

Air Flow Rate (m³/min x No.): 538.3 (1766 ft3/min)

Type: Propeller

OUTDOOR FAN MOTOR

Output (W x No.): 85 x 1

Type: BLDC

PIPE CONNECTING SOCKET

Connection Type(Gas): Flare

Connection Type(Liquid): Flare

Gas (mm(inch) x No.): Φ9.52 (3/8) x 2

Liquid (mm(inch) x No.): Φ6.35 (1/4) x 2

PIPING LENGTH

Each Branch(Rated / Max / Min) (m): 7.50(24.6ft) / 25(82ft) / 3.0(9.8ft)

Total Piping(Max) (m): 50.0 (164.0 ft)

POWER INPUT(COOLING)

Min ~ Max (kW) (Non ducted / Ducted): 0.472 ~ 2.011 / 0.609 ~ 2.02

Rated (kW) (Non ducted / Ducted): 1.333 / 1.79

POWER INPUT(HEATING)

Min ~ Max (kW) (Non ducted / Ducted): 0.594 ~ 2.423 / 0.837 ~ 2.525

Rated (kW) (Non ducted / Ducted): 1.79 / 1.72

POWER SUPPLY

Case 1: 208/230 V ~ 60 Hz 1Ph

Limit Range of Voltage(Case 1) (V): 187.2 ~ 253

REFRIGERANT

Additional Charging amount(Branch) (g/m): 20.46(0.22oz/ft)

Chargeless-Pipe Length(Branch) (m): 30.0(98.4ft)

Control Type: Electronic Expansion Valve

GWP(Global Warming Potential): 675

Precharged Amount (kg): 1.4(3.08lbs)

Type: R32

t-CO₂ eq.: 0.945

RUNNING CURRENT(COOLING)

Min/Max (A) (Non ducted / Ducted): 2.1 ~ 9.2 / 2.7~11.0

Rated (A) (Non ducted / Ducted): 6.1 / 6.3

RUNNING CURRENT(HEATING)

Rated (A) (Non Ducted / Ducted): 8.2 / 7.8

SOUND PRESSURE LEVEL (OUTDOOR UNIT)

Cooling / Heating (@ 1.5m height) (dB(A)): 49 / 54

TESTING COMBINATION

Testing Combination (Model x No.) (Non ducted / Ducted): KNUAB091A x 2EA / KNMKB091A x 2EA

WEIGHT

Net (kg): 46.6

Shipping (kg): 50.6

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