Carrier 50LJQ008, 012 installation instructions Ð Physical Data SI

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Table 1A Ð Physical Data (SI)

BASE UNIT 50LJQ

008

 

012

NOMINAL CAPACITY (kW)

23.2

 

28.8

OPERATING WEIGHT (kg)

 

 

 

Unit

381

 

426

With Economizer

401

 

446

Roof Curb

101

 

101

COMPRESSOR

 

Hermetic

Quantity

2

 

2

Oil (ml) (each compressor)

1627

 

2071

REFRIGERANT TYPE

 

R-22

Operating Charge (kg)

 

 

 

Circuit 1

3.7

 

4.0

Circuit 2

3.2

 

3.9

OUTDOOR FAN

 

Propeller

Quantity...Diameter (mm)

1...660

 

1...660

Nominal L/s

2900

 

3260

Motor BkW...r/s

.25...16.0

 

.25...16.0

OUTDOOR COIL

Enhanced Copper Tubes, Aluminum Fins, Acutrol™ Feed Device

Rows...Fins/m

2...669

 

2...669

Total Face Area (sq m)

1.9

 

2.3

INDOOR FAN

 

Centrifugal

Size (mm)

381 x 381

 

381 x 381

Type Drive

Belt

 

Belt

Nominal L/s

1200

 

1600

Motor BkW per NEC*

1.12

 

1.50

Maximum Continuous BkW

1.79

 

2.16

Motor Frame

56

 

56

Fan r/s Range

10.30-14.70

 

11.50-15.00

Motor Bearing Type

Ball

 

Ball

Maximum Fan r/s

26.7

 

26.7

Motor Pulley Pitch Diameter

61/86

 

86/112

A/B (mm)

 

 

 

 

Fan Pulley Pitch Diameter (mm)

140

 

178

Belt Ð Type...Length (mm)

A...1219

 

A...1295

Pulley Center Line Distance (mm)

425-489

 

464-527

Fan Shaft Diameter at Pulley (mm)

25

 

25

Speed Change per Full Turn of

.88

 

.70

Movable Pulley Flange (r/s)

 

 

 

 

Movable Pulley Maximum Full

5

 

5

Turns from Closed Position

 

 

 

 

Factory Setting Ð Full Turns Open

5

 

5

Factory Speed Setting (r/s)

10.3

 

11.5

INDOOR COIL

Enhanced Copper Tubes, Aluminum Double Wavy Fins,

Rows...Fins/m

 

Acutrol Feed Device

3...590

 

3...590

Total Face Area (sq m)

.74

 

.93

OUTDOOR-AIR INLET SCREENS

 

Cleanable

Quantity...Size (mm)

 

1...508 x 635 x 25

 

1...406 x 635 x 25

 

 

RETURN-AIR FILTERS

 

Disposable

Quantity...Size (mm)

4...406 x 508 x 50

 

4...508 x 508 x 50

LEGEND

BkW Ð Brake Kilowatt

NEC Ð National Electrical Code (U.S.A. Standard) *Used to determine wire sizing per NEC.

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Contents Installation, Start-Up and Service Instructions Roof Curb ``A Unit Size Accessory Unit Size ``F PowerConnector PKG. ACCUnit MAX Dimensions Weight 50LJQÐ Physical Data SI Ð Physical Data English Base Unit 50QJWeight ``B Weight ``D 50LJQUnit STD. Unit Economizer Corner ``H ``JGND EquipHTR Page Equip Equip Electrical Data Unit Voltage American/European Wire ConversionsAmerican European Unit Heater Required Config BATOFC DATÐ Fan Rpm at Motor Pulley Settings English 50LJQ Motor Pulley Turns OpenAirflow External Static Pressure in. wg Rpm Bhp2200 459 2400 482START-UP Contactor Heater ContactorOAT Ð Outdoor-Air Thermostat OFC Ð Outdoor-Fan ContactorService Lubrication Cooling Charging Charts, 50LJQ008 Page Page Copyright 1992 Carrier Corporation

012, 50LJQ008 specifications

The Carrier 012,50LJQ008 is a state-of-the-art air conditioning unit, specifically designed to provide optimal temperature control and energy efficiency for residential and commercial applications. As part of Carrier's renowned portfolio, this model incorporates innovative technologies and user-friendly features that set it apart from competitors in the market.

One of the standout characteristics of the Carrier 012,50LJQ008 is its high energy efficiency rating. Equipped with advanced inverter technology, this unit adjusts its cooling output based on the ambient temperature and humidity levels, reducing energy consumption while maintaining consistent comfort. This not only lowers utility bills but also minimizes the environmental impact, making it a sustainable choice for modern living.

In terms of cooling capacity, the Carrier 012,50LJQ008 offers a formidable performance, capable of efficiently cooling spaces of varying sizes. Its robust compressor ensures rapid cooling while remaining remarkably quiet, which is particularly advantageous for residential settings. The unit’s capacity to handle high ambient temperatures allows it to perform reliably even in extreme weather conditions, ensuring comfort during the hottest days of summer.

Another key feature is the user-friendly interface. The Carrier 012,50LJQ008 comes with a digital control panel that allows users to easily set their desired temperature and adjust fan speeds according to their preferences. Additionally, it offers remote control functionality, providing convenience and ease of use for homeowners and occupants alike.

The design of the Carrier 012,50LJQ008 incorporates advanced air filtration technology, including a multi-layer filter system that captures allergens and airborne particles. This not only improves indoor air quality but also contributes to the longevity of the unit by preventing dust buildup. The filters are easily accessible for cleaning and replacement, ensuring the system runs efficiently.

Durability is another critical aspect of this model. Constructed with high-quality materials, the Carrier 012,50LJQ008 is designed to withstand varying environmental conditions. Its corrosion-resistant outdoor unit ensures a longer lifespan, while comprehensive warranties provide peace of mind to users.

In summary, the Carrier 012,50LJQ008 is an exemplary air conditioning unit that combines energy efficiency, advanced technology, and user-centric features. Whether for a family home or a commercial space, its superior performance, reliability, and ease of use make it an excellent choice for maintaining optimal comfort year-round.