Carrier 48MPD, MPE62L-10R, 50MP62L-10R specifications Heat Interlock Relay

Page 20

 

 

DSIO2

 

 

 

J5

 

 

 

12

RED

 

 

11

BLU

 

 

10

ORN

 

CHANNEL

 

 

 

60

 

 

 

LEGEND

 

TB

Ð

Terminal Block

 

 

 

Field Wiring

 

TB3

8

9

10

FIELD CONTROL WIRING

TB3

7

12

13

15

ACCESSORY

OUTSIDE AIR

RELATIVE HUMIDITY

21

J2 J1

12

21

J2 J1

12

SPACE/RETURN RELATIVE HUMIDITY

FIELD-SUPPLIED 24-V ISOLATED POWER SUPPLY

24V

FIELD-SUPPLIED 24-V ISOLATED POWER SUPPLY

24V

Component Terminal

LEGEND

Terminal Block Terminal

TB Ð Terminal Block

Fig. 15 Ð Heat Interlock Relay

Field Wiring

Component Terminal

 

 

Terminal Block Terminal

 

Fig. 18 Ð Accessory Humidity Control

ENTHALPY CONTROL

ENTHALPY SENSOR

J7

PRESSURIZATION

TB2

SR

S

19

22

PURGE

EVACUATION

6

REMOVE

25

620 Ω RESISTOR

+

+

28

SHUTDOWN

DIFFERENTIAL

ENTHALPY SENSOR

(RETURN AIR)

PSIO

NO. 2

LEGEND

TB Ð Terminal Block Field Wiring

Fig. 16 Ð Differential Enthalpy Sensor

Component Terminal

Terminal Block Terminal

Fig. 19 Ð Fire/Smoke Control

LEGEND

DSIO Ð Relay Module

Fig. 17 Ð Remote Start

FIELD-SUPPLIED 24-V ISOLATED POWER SUPPLY

24V

J7

16

17

PSIO

NO. 2

9 +

1

INDOOR AIR QUALITY ACY

10 -

5

Fig. 20 Ð Indoor Air Quality

20

Image 20
Contents Installation, Start-Up and Service Instructions ContentsGeneral ContentsSafety Considerations Installation Install Outdoor HoodsPhysical Data Base Unit 48/50MPPhysical Data Optional Power Exhaust Specications Compressor Oil ChargeVariable Frequency Drive VFD Physical Data FAN MotorRoof Curb Dimensions, 48/50MP62L and 70M Roof Curb Dimensions, 48/50MP82N-10R Base Unit Dimensions, 48MP62L, 70M Base Unit Dimensions, 48MP82N-10R Base Unit Dimensions, 50MP62L and 70M Base Unit Dimensions, 50MP82N-10R Unit Unit WeightSize Field Electrical Connections Make Electrical ConnectionsNEC EquipGND Electrical Data FLALRA MCARecommended Sensor Device Non-Shielded Cable ManufacturerSpace Temperature Sensor Wiring Space Temperature Sensor Averaging Heat Interlock Relay Outdoor Air¯ow Control Transducer/Thermistor CCN Connection Approved Shielded Cables Comm CCNCOM Auxiliary Control Box Location 50MP70M Unit Shown Installing Flue/Inlet Hoods 48MP Units Only Gas Piping DetailsCheck Compressor Mounting Flue De¯ector Baffle AssembledPRE-START-UP System CheckEvaporator-Fan Belts, Pulleys, and Sheaves Ð ExampleFan Performance Forward Curved Ð 48/50MP62L Fan Performance Forward Curved Ð 48/50MP70MFan Performance Forward Curved Ð 48/50MP82N Fan Performance Forward Curved Ð 48/50MP90PFan Performance Forward Curved Ð 48/50MP10R Fan Performance Air Foil Ð 48/50MP62LFan Performance Air Foil Ð 48/50MP70M Fan Performance Air Foil Ð 48/50MP82NFan Performance Air Foil Ð 48/50MP90P Fan Performance Air Foil Ð 48/50MP10RControls Conguration and Quick Test Keypad and Display Module Hsio Configuration Hsio Keypad Key UsageSet Point Ranges and Defaults SET Point Subfunction Display Default Range START-UPInitial Check Basic Conguration DataOccupied Cooling GeneralSupply FAN IGC Control Board LED Alarms OverridesControl Loop Checkout 48/50MP Units SMG, SCV and MLG Recommended Starting ValuesControl System ComponentsIndex of Lead/Lag Circuits Compressors Lead CircuitKeypad and Display Module Hsio Stby YESFunction Hsio Keypad and Display Module Functions and SubfunctionsSUB Functions Service Variable Frequency Drive VFD DisplayPower Exhaust MOTORS, PULLEYS, and Belts EVAPORATOR-FAN MOTORS, PULLEYS, and BeltsManufacturer Lubricant LubricationRefrigerant Circuit Charging Chart Ð Unit 48/50MP62L Charging Chart Unit 48/50MP90P Adjustments Pressure Switch Settings Psig kPagBelt Installation and Tensioning Switch Cutout CUT-IN06E Compressors, Typical Gas Valve Adjustment Protective DevicesMain Burner Removal Compressor ProtectionVariable Frequency Drive VFD Stby no Processor Modules PsioHigh-Voltage Relay Modules DSIO1 and DSIO2 Torque Compressors Compressor Replacement Ð Perform the followingTroubleshooting Troubleshooting and Diagnostics Problem Solution Compressor does not RUNCompressor Stops on HIGH-PRESSURE Switch Compressor Cycles on LOW-PRESSURE SwitchTroubleshooting and Diagnostics IGC Control Heating Ð 48MP Units Only Page Packaged Service Training Call for Free CatalogSTART-UP Checklist Model no Serial no Date TechnicianIII. Preliminary Checklist Items IV. START-UPCL-3 Fact Config Fanm

MPE62L-10R, 50MP62L-10R, 48MPD specifications

The Carrier 48MPD, 50MP62L-10R, and MPE62L-10R are advanced rooftop packaged units designed for a variety of commercial HVAC applications. These systems offer a compelling blend of energy efficiency, versatility, and high performance, making them ideal choices for businesses looking to enhance their indoor climate control.

One of the standout features of the Carrier 48MPD series is its high efficiency rating, which significantly reduces operational costs while minimizing environmental impact. The unit utilizes advanced scroll compressors that provide reliable and efficient cooling capabilities, ensuring optimal temperature regulation regardless of outdoor conditions. This innovative design also contributes to quieter operation, enhancing indoor comfort without disruptive noise levels.

The Carrier 50MP62L-10R model boasts superior cooling and heating capabilities, equipped with a multi-speed fan system that allows for tailored airflow to suit specific project requirements. This model's economizer feature is pivotal for harnessing outside air to offset mechanical cooling, leading to further energy savings, particularly in moderate weather conditions. Additionally, the unit's dual-fuel capability enhances its operational flexibility, allowing it to switch between electric and gas heating sources depending on efficiency needs.

In terms of control technologies, the MPE62L-10R is equipped with Carrier's advanced Smart Evaporator Control, which ensures precise humidity management while optimizing energy consumption. This model also integrates seamlessly with building automation systems, enabling remote monitoring and adjustments for greater operational oversight and efficiency. The intuitive user interface simplifies system programming and operation, making it accessible even for those without extensive technical backgrounds.

Another important characteristic of these units is their robust construction, designed to withstand challenging weather conditions and ensure longevity. The use of high-quality materials and components means lower maintenance costs over time.

Overall, the Carrier 48MPD, 50MP62L-10R, and MPE62L-10R represent a well-engineered suite of HVAC solutions that excel in efficiency, adaptability, and user-friendliness, establishing themselves as leading choices for commercial indoor climate management. With their blend of innovative technology and solid performance, these systems are well-suited to meet the diverse needs of modern commercial spaces.