COOL WITH ELECTRIC HEAT

ELECTRICAL & THERMOSTAT WIRING DIAGRAM VEA 24 with 7.5 KW and 10 KW ELECTRIC HEAT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

REV

01

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6TR

 

 

 

92160701

LEGEND FOR TSTAT WIRING HARNESS

 

 

 

O/B Reversing valve Energized in heating mode, use B

 

 

 

 

 

 

 

 

 

 

 

 

BLOWERAMBIENT

AIR SENSOR

 

 

 

 

 

 

 

C GH GL B Y W R

 

 

R C GH GL O/B Y W

 

SWITCHTHERMOSTAT CONNECTIONS

PART NO.

 

 

 

 

 

 

-Field Provided

 

 

SERVICE DISPLAY

 

 

 

 

 

 

 

 

 

 

VOLTAGE SELECTION SWITCH

SET VOLTAGE TO 230V

 

 

 

 

LEGEND

R 24VAC Power From Unit

Y Call for Cooling

W Call for Heating

GL Call for Low Fan

GH Call for High Fan

C COMMON

RT6-Two Speeds Fan T-STAT

Field Wiring

 

 

 

 

MOUNT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GREEN

MOTORTO WHITE

 

 

 

 

 

 

 

HEATER

7.5 KW or 10.0 KW

PRESSURE

 

EULB

NOT USED

OUTDOOR COIL SENSOR

INDOOR COIL SENSOR

 

 

 

MOTOR

 

 

 

 

 

EULB

 

 

 

 

 

 

 

 

 

 

 

 

 

BROWN

 

 

BLACK

BLUE

 

 

 

 

 

 

 

 

 

 

 

 

 

M

CAPACITOR

 

 

 

 

 

BROWN

 

 

RED

 

 

RV

RELAY

 

 

 

 

 

 

 

 

 

 

 

 

WIRINGDIAGRAM COOL EH

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.5KW, 10.0KW

 

 

WHITE

C

 

FAN

 

 

 

 

 

 

 

 

 

FAN 4

RELAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BROWN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VEA 24K

 

WHITE

GREEN

FAN MOTOR

 

 

 

 

 

 

 

 

RED

 

FAN1 FAN 2 FAN 3

RELAYRELAY RELAY

NOTUSED

 

 

 

 

 

 

 

 

 

CONTROL

 

" F "

 

 

 

 

 

TO MOTOR

MOUNT

WHITE

QUICKDISCONNECT

L1 L2

 

 

 

 

L1)

 

 

ORANGE

 

HEAT

RELAY

 

 

 

 

 

 

 

 

 

L2 or ACN

ELECTRONIC

 

C S R

 

COMPRESSOR

RED

BLUE

 

 

 

 

 

 

COMPRESSOR

CONTACTOR

 

BLACK

WHITE

BLACK (TO

 

 

 

 

HEAT

RELAY

 

VOLTAGE SWITCH

230

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

KCALB

 

 

 

 

 

COMP

RELAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NUT

 

 

 

 

 

CAPACITOR

 

 

 

 

KCALB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DETAIL

 

 

 

 

 

 

 

 

 

 

DER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TERMINAL

 

 

M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WASHER

 

 

 

 

 

 

 

EH

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TEMINAL COVER

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

L1

 

 

 

 

 

GASKET

 

 

 

 

N

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

FA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

)2L OT( 025 ETIHW

 

 

 

 

 

44

Page 45
Image 45
Friedrich R410A manual Gh Gl B Y W R Gh Gl O/B Y W

R410A specifications

Friedrich R410A is a refrigerant blend that has become a cornerstone in the HVAC industry, particularly for air conditioning systems. This hydrofluorocarbon (HFC) is known for its efficiency and environmentally friendly properties, making it a popular alternative to older refrigerants like R22.

One of the main features of R410A is its exceptional thermal efficiency. It has a higher cooling capacity compared to R22, which allows for smaller and more efficient equipment. This efficiency translates to reduced energy consumption and lower operating costs for users. Additionally, the higher pressure capability of R410A enables the design of more compact systems, which is particularly beneficial for residential and commercial applications where space is often limited.

R410A is characterized by its zero ozone depletion potential (ODP), which is a significant advantage over its predecessors. This makes it a more environmentally responsible choice, aligning with global initiatives to phase out substances that harm the ozone layer. However, it is essential to note that while R410A does not deplete the ozone, it does have a global warming potential (GWP) of approximately 2,088, making it less favorable in terms of climate impact compared to natural refrigerants.

In terms of technology, R410A is typically utilized in systems that are designed specifically for this refrigerant. Equipment compatible with R410A often features advanced components that can handle the higher pressures required. Many modern air conditioning systems equipped with R410A also incorporate variable-speed compressors and advanced electronic controls, enhancing overall performance and comfort.

Additionally, R410A systems often come equipped with variable refrigerant flow (VRF) technology, which allows for precise temperature control in multiple zones of a building. This versatility makes R410A an ideal choice for both residential and commercial installations, providing optimal comfort throughout various spaces.

In summary, Friedrich R410A stands out due to its high energy efficiency, zero ozone depletion potential, and suitability for modern HVAC technologies. As the industry moves towards more sustainable practices, R410A serves as a reliable refrigerant that balances performance with environmental responsibility. It’s a significant choice for anyone looking to invest in efficient and eco-friendly heating and cooling solutions.