WASHER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NUT

 

 

C

WIRING DIAGRAM HEAT PUMP EH

 

 

 

 

 

 

 

 

TEMINAL COVER

 

 

 

 

 

 

 

 

 

 

 

 

 

S R

" F "

 

7.5KW, 10.0KW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SERVICE DISPLAY

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GASKET

 

 

 

 

 

VHA 24K

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMPRESSOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TERMINAL DETAIL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BLUE

 

 

 

 

 

 

 

 

 

 

GREEN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

 

 

 

 

C

 

 

 

 

 

TO MOTOR

 

 

 

 

 

 

 

 

 

 

 

 

WHITE

 

 

 

WHITE

 

MOUNT

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

F

M CAPACITOR

 

 

 

TO MOTOR

GREEN

FAN MOTOR

BROWN

F

 

 

 

BLOWER

 

 

 

AMBIENT

 

 

 

R

 

 

 

 

 

 

 

 

 

 

BROWN MOTOR

 

 

 

 

AIR SENSOR

 

 

A

E

 

 

 

MOUNT

 

 

 

 

A

 

 

 

M

 

 

 

 

 

 

 

 

N

 

 

 

 

 

 

 

N

 

 

R

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

E

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WHITE

 

 

 

 

CAPACITOR

 

 

 

 

 

 

 

 

 

BLACK

BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

QUICK DISCONNECT

REVERSING VALVE

 

 

 

 

 

BLACK

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

COMPRESSOR

 

 

SOLENOID COIL

 

 

 

 

 

BLUE

 

 

 

 

 

 

 

 

 

 

 

L1 L2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CONTACTOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VOLTAGE SELECTION SWITCH

 

 

 

 

 

 

 

 

BLACK

 

 

 

 

 

 

 

 

 

 

SET VOLTAGE TO 230V

 

 

 

 

 

RED

 

 

WHITE

 

 

BLACK

BLACK

 

 

ORANGE

 

 

 

 

 

 

 

 

 

 

 

 

BLACK (TO L1)

 

 

 

 

 

 

 

 

 

 

 

C

GH GL B Y

W

R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEATER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.5 KW OR 10 KW

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

ORANGE

RED

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RT6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R

C GH GL O/B

Y

W

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PRESSURE

 

 

THERMOSTAT CONNECTIONS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SWITCH

 

 

 

 

 

 

COMP

HEAT

HEAT

FAN 1

FAN 2

FAN 3

FAN 4

RV

 

 

 

 

 

 

 

 

 

 

 

RELAY

RELAY

RELAY

RELAY

RELAY

RELAY

RELAY

RELAY

 

 

 

 

 

 

 

 

L2)

 

 

 

 

 

 

NOT USED

 

 

 

 

 

BLUE

BLUE

 

 

LEGEND

PART NO.

 

REV

 

 

 

 

 

 

 

 

 

 

 

 

 

92160501

01

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(TO

VOLTAGE SWITCH

 

 

 

 

 

 

 

 

 

 

 

 

LEGEND FOR TSTAT WIRING HARNESS

 

 

 

 

230

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

520

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R 24VAC Power From Unit

 

 

 

 

WHITE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Y Call for Cooling

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

W Call for Heating

 

 

 

 

 

L1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

O/B Reversing valve Energized in heating mode

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

GL Call for Low Fan

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOT USED

 

GH Call for High Fan

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C COMMON

 

 

 

 

 

 

 

 

 

L2 or ACN

 

 

 

 

 

 

 

 

OUTDOOR COIL SENSOR

RT6-Two Speeds Fan T-STAT-Field Provided

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ELECTRONIC CONTROL

 

 

 

 

 

INDOOR COIL SENSOR

 

Field Wiring

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HEAT PUMP WITH ELECTRIC HEAT ELECTRICAL & THERMOSTAT WIRING DIAGRAM VHA 24 with 7.5 KW and 10KW ELECTRIC HEAT

46

Page 47
Image 47
Friedrich R410A manual 5KW, 10.0KW

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.