Danfoss HC8221-1J, HC8220-1J Installation guide

Wiring for Heat/Cool Single Transformer Systems

HC8111-1, HC8111-RJ: 1 Heat 1 Cool

RH

W1

Y1

O

B

(Cool)

Reversing

Heat Stage 1

valve

(RJ model

only)

G

(Heat)

Cool Stage 1

RC

Fan

Jumper

wiring

OC2

OC1

contacts

Occupancy

CR

24v supply

(not required

battery models)

J models only

for

Wiring for Heat Pump Single Transformer Systems

HP8211-1: 2 Heat 1 Cool

RH

W2

Auxilliary Heat

O

Reversing

Valve (Cool)

B

Reversing

Valve (Heat)

Y1

G

Stage 1

Compressor

RC

Fan

Jumper

wiring

OC2

OC1

contacts

Occupancy

CR

24v supply

(not required

battery models)

J models only

for

RM

RM

OUT

room/duct

OUT

Outdoor

sensor

Remote

sensor

Outdoor

sensor

Remote

room/duct

sensor

COM

COM

HC8221-1J, HC8220-1J: 2 Heat 2 Cool

RH

W1

Y1

W2

Y2

Heat Stage 2

Heat Stage 1

Cool Stage 2

G

Cool Stage 1

RC

Fan

Jumper

wiring

OC2

OC1

contacts

Occupancy

CR

24v supply

(not required

battery models)

J models only

for

HP8321-1: 3 Heat 2 Cool

RH

W3

Auxilliary Heat

Y2

Compressor Stage 2

O

B

ReversingValve (Cool)

Y1

Compressor Stage 1

ReversingValve (Heat)

G

RC

Fan

Jumper

wiring

OC2

OC1

contacts

Occupancy

CR

24v supply

(not required

battery models)

J models only

for

RM

RM

OUT

OUT

room/duct

Outdoor

sensor

Remote

room/duct

sensor

Outdoor

sensor

Remote

sensor

COM

COM

Wiring for Heat/Cool Dual Transformer Systems

HC8111-1, HC8111-1RJ: 1 Heat 1 Cool

RH

transformer

Heat line from 24v

W1

B

Y1

O

(Cool)

Reversing

Heat Stage 1

valve

(RJ model

only)

G

(Heat)

Cool Stage 1

Fan

RC

transformer

Cool line from 24v

OC2

OC1

contacts

Occupancy

CR

24v supply

(not required

battery models)

J models only

for

Wiring for Heat Pump Dual Transformer Systems

HP8211-1: 2 Heat 1 Cool

RH

W2

OB

Y1

G

RC

OC2

OC1

CR

RM

RM

OUT

OUT

COM

Outdoor

sensor

Remote

room/duct

sensor

COM

HC8221-1J, HC8220-1J : 2 Heat 2 Cool

Fan

RC

transformer

Cool line from 24v

OC2

OC1

contacts

Occupancy

CR

24v supply

(not required

battery models)

J models only

for

RH

transformer

Cool line from 24v

W1

Y1

Y2

W2

Heat Stage 1

Cool Stage 2

Heat Stage 2

G

Cool Stage 1

HP8321-1: 3 Heat 1 Cool

RH

W3

Y2

OB

Y1

G

RC

OC2

OC1

CR

RM

RM

OUT

OUT

Outdoor

sensor

Remote

room/duct

sensor

COM

COM

transformer

Heat line from 24v

Auxilliary Heat

Reversing valve (Heat)

Reversing valve (Cool)

Compressor stage 1

Fan

transformer

Cool line from 24v

contacts

Occupancy

24v supply

(not required

battery models)

J models only

Outdoor

for

sensor

Remote

room/duct

sensor

transformer

Heat line from 24v

Auxilliary Heat

Compressor stage 2

Reversing valve (Heat)

Reversing valve (Cool)

Compressor stage 1

Fan

transformer

Cool line from 24v

contacts

Occupancy

24v supply

(not required

battery models)

J models only

for

Outdoor

sensor

Remote

room/duct

sensor