Accessories Brochure

19
48,000 - 54,000 BTU
Accessory Distributor Box(es) Required
Multi F MAX Outdoor
Outdoor Model Number LMU480HV
48,000 BTU Class
2 - 8 Indoor Units
LMU540HV
54,000 BTU Class
2 - 8 Indoor Units
Energy Star (non-ducted indoor units)
LG Technical Support will calculate LMU480HV & LMU540HV refrigerant charge for contractors
Call 866-543-8324 for Heating & Air Conditioning Technical Support
Capacity (BTU/hr)
Rated
48,000 54,000
Capacity
1
(BTU/hr)
Cooling (Min ~ Rated ~ Max)
14,400~48,000~58,000 14,000 ~ 52,500 ~ 63,200
Heating (Min ~ Rated ~ Max)
17,280 ~ 54,000 ~ 61,000 15,467 ~ 58,000 ~ 64,000
Connectable Indoor Units 2 - 8 2 - 8
Minimum - Maximum Sum Of Indoor Units
3
³ 24,000 ~ 65,000 24,000 ~ 73,000
EER (Indoor Non-Ducted) 12.5 10.3
SEER (Indoor Non-Ducted / Ducted / Mixed) 19.5 / 17.5 / 18.5 18.5 / 15.8 / 17.1
COP (Indoor Non-Ducted) 3.7 3.1
HSPF Region IV (Indoor Non-Ducted / Ducted / Mixed) 10 / 9.7 / 9.9 8.7 / 8.3 / 8.3
Power Supply (Ø / V /Hz) 1 / 208~230 / 60 1 / 208~230 / 60
Distributor Box(es) Required Yes Yes
Distributor Box Model Numbers
2 Port
PMBD3620 PMBD3620
3 Port
PMBD3630 PMBD3630
4 Port
PMBD3640 PMBD3640
4 Port Required for 3 Ton Air Handler
PMBD3641 PMBD3641
Accessory Branch Tee When Using Two Distributor Boxes PMBL5620 PMBL5620
Connecting Wire Outdoor Unit To Distributor Box
2
²: 4 x minimum 16# (ground included)
stranded, rated at 300V minimum
4 x minimum 16# (ground included)
stranded, rated at 300V minimum
Connecting Wire Distributor Box To Indoor Unit
2
: 4 x minimum 18# (ground included)
stranded, rated at 300V minimum
4 x minimum 18# (ground included)
stranded, rated at 300V minimum
Operation Range
Cooling (DB)
-20 ~ 48°C (-4 ~ 118°F) -20 ~ 48°C (-4 ~ 118°F)
Heating (WB)
-20 ~ 18°C (-4 ~ 64°F) -20 ~ 18°C (-4 ~ 64°F)
Maximum Total Combined Piping (Ft) 475 475
Minimum / Maximum Lineset Length Outdoor Unit - Distributor Box(es) (Ft) 10 ~ 180 10 ~ 180
Minimum / Maximum Lineset Length Distributor Box - Indoor Unit (Ft) 10 ~ 50 10 ~ 50
Maximum Lineset Elevation Distributor Box - Indoor Unit (Ft) 50 50
Maximum Lineset Elevation Any Indoor Unit - Any Indoor Unit (Ft) 50 50
Maximum Lineset Vertical Separation Indoor - Indoor On Same Box (Ft) 33 33
Maximum Lineset Vertical Separation Outdoor - Any Indoor (Ft) 100 100
Liquid Line Connection (Inch) 3/8 3/8
Gas Line Connection (Inch) 3/4 3/4
Refrigerant R410A R410A
Factory Charge (Lbs) 9.7 9.7
Factory Charge for Lineset Length(Ft)
Outdoor - Distributor Box
16 16
Distributor Box - Indoor
130 130
Charge Adjustment Over Precharge Length Call 866-543-8324 Call 866-543-8324
Compressor Type 1 Twin Rotary Inverter 1 Twin Rotary Inverter
Dimension W x H x D (inch) 37 13/32 × 54 11/32 × 13 37 13/32 × 54 11/32 × 13
Net Weight (Lbs) 213.8 213.8
Sound Pressure (dBA)
Cooling
54 54
Heating
56 56
Warranty: 5 years parts, 7 years compressor
Optional Accessories:
• PMBL5620 branch tee required when using two distributor boxes
• PQSH1200 Base Pan Heater
• Contact LG Technical Support regarding Dry Contact options for external control at 866-543-8324
Kit For Low Ambient Cooling Operation
Front Wind Guard PAG-HS5
Rear / Side Wind Guard PAG-HS4
Control Adapter PQCA0
1
Non-ducted ratings and capacities are shown.
For Ducted or Mixed Ducted and Non-Ducted combinations, refer to page 31 Engineering Manuals available at http://LGcomfort.ca/en/engineering-resources.aspx
2
All electrical wiring must comply with applicable local, provincial and national codes.
3
High-static air handlers must be calculated at 1.3 times their rating when calculating indoor unit capacity.
Contact LG Technical Support for assistance in calculating indoor capacities with air handlers and LMU540HV systems at 866-543-8324
Note: LMU18CHV, LMU24CHV, LMU30CHV & LMU36CHV are never matched with a distributor box.
LMU480HV & LMU540HV always require at least one distributor box.
Multi F MAX
operation
-20°C