Carnes WC-AT User Manual

ORDERING INFORMATION | Recovery Plate

Recovery Plate

D-1 www.carnes.com

Design Motor Drive Motor Drive Unit

Model Series Unit Size Type Duct HP Range HP Range Volt. Listing OPTIONS

1 2 3 4 5 6 7 8 910 111213141516 17

W P C A 0 6 N H R 1 R 1 G

N

W - Energy

Recovery

N - Nonlisted (Default)
E - ETL Listed

D

1
2
3
4
5
6

P - Plate Type

B - Sensible Only, Aluminum Core
C - Enthalpy Core
D - Sensible Only, Polypropylene Core
G - High Efficiency Enthalpy Core
H - AHRI 1060 Certified Enthalpy Core

UNIT
SIZE

04
06
12
20
30
40

N - Indoor
T - Outdoor -

Sizes 20, 30,
40 Only

H - Horizontal
V - Vertical - Available Only

On Sizes 20T, 30T, 40T
Outdoor Units

H - 1/12 HP
L - 1/4 HP
M - 1/3 HP
R - 3/4 HP
S -1 HP
T - 1-1/2 HP
V -2 HP
W -3 HP
X -5 HP

ENERGY RECOVERY VENTILATOR — ENTHALPY COMMERCIAL PLATE TYPE

Supply Fan

Exhaust Fan

A - 115V, 1 Ph
B - 208V, 1 Ph
C - 208V, 3 Ph
D - 230V, 1 Ph
E - 230V, 3 Ph
G - 460V, 3 Ph
H - 575V, 3 Ph

Sizes 04, 06 &
12 Available
Only w/Voltages
A, B, D

D

1
2
3
4
5
6

H - 1/12 HP
L - 1/4 HP
M - 1/3 HP
R - 3/4 HP
S -1 HP
T - 1-1/2 HP
V -2 HP
W -3 HP
X -5 HP

F - Fused Disconnect
N - Non-fused Disconnect
T - 24VAC, 40VA Transformer
G - Fused Disconnect and

24VAC Transformer

H - Non-fused Disconnect and

24VAC Transformer

C - 24V Contactor
K - 115V Contactor
L - 208-230V Contactor

D - Double Wall

Construction

P - Painted Cabinet
B - Painted Cabinet

& Double Wall
Construction

Sizes 04 -

Motor “H”, Drive “D” Only

Sizes 06 -

Motor “L”, Drive “D” Only

Sizes 12 -

Motor “M”, Drive “D” Only

Recovery Plate

www.carnes.com D-2

RECOVERY PLATE | WPDB07B Sensible Recovery

WPDB07B

The Carnes WPDB07B is a heat recovery
ventilator of 700 CFM. This heat recovery
ventilator is the ideal powerful unit for spacious
homes, businesses, daycare centers, clinics,
bars, restaurants, etc.

The Carnes WPDB07B is the ultimate solution
to prevent excess humidity and improve air
quality. Optional version with air recirculation
system is available.

• High performance air flow

• Silent

• Highly cost effective and cost efficient

• ETL certified

LISTINGS AND CERTIFICATIONS

AHRI 1060 Certified

• C22.2 no113

• UL 507

Certified

CASING

Material: prepainted 22 ga steel
Insulation: 1” foil faced fiberglass
Drain Connection: 3/8” or 1/2” dia.
Duct Diameter: 8” x 14”
Height: 23-7/8”
Width: 36-1/4”
Depth: 32-1/4”
Weight: 150 lbs.

FANS

Qty: 2
Type: backward curved centrifugal fans

MOUNT

Suspended by chains with anti-vibration springs
or on a shelf.

ELECTRICAL SPECIFICATIONS

Voltage: 120 VAC — 230 VAC
Frequency: 60 Hz
Amperage: 5.5 A - 2.9 A
Power: 660 watt
Electrical Wiring:

• Extension cord with a 3 prong plug (115V)

• Field wired (230V)

CONTROL

Low voltage dry contact (24 VAC 20VA) for:

• Occupancy control (start/stop)

• Speed selection

HEAT RECOVERY VENTILATOR
Technical Data

• Exchange /recirculation

24VAC 10VA output for:

• Supply air damper

• Exhaust air damper

Compatible with:

• Liquid crystal display electronic humidistat

• Mode control (exchange or recirculation)

• Humidity control

•

Speed control (intermittent, high or low speed)

• Timer

DEFROST

Cycles controlled by temperature sensor

• Recirculation

• Exhaust only

DEFROST CYCLE TEMPERATURE

Outside Temperature Standard min. Extended min.

Celsius Fahrenheit Defrost/Outside Air Defrost/Outside Air

t > -5 t > 23 n.a. n.a.

-5 > t > -25 23 > t > -13 7/25 10/20

-25 > t -13 > t 10/22 10/15

FILTERS

Qty: 4
Type: Washable, aluminum
Type Options: charcoal or high efficiency
Dimensions: 13-3/4” x 15” x 7/8”

RECOVERY CORE

Material: aluminum (sensible recovery)
Performance Certified:
Qty: 2
Dimensions: 12”x12”x15”
Step: 3.0 mm

WARRANTY

Appliance — limited two-years.
Core Assembly — limited life time.

RECOVERY PLATE | WPDB07B

Recovery Plate

D-3 www.carnes.com

WPDB07B

HEAT RECOVERY VENTILATOR
Technical Data

tt

Dimensions

tt

Recovery Performances

WPDB07B Sensible Efficiency,

AHRI 1060 Certified

WPDB07B

Fan Curves

High Speed
Medium Speed
Low Speed

8”

OUTSIDE
AIR

RETURN

AIR

EXHAUST
AIR

SUPPLY

AIR

Opt Med Speed
Opt Low Speed

36-1/4”

41-3/4”

40-3/4” Bolt Pattern (1/2” Dia)

1-5/8”

8”

8”

15”

23-7/8”

4”

14”

10-1/2”

24-1/2”
32-1/8”

Recirculation Duct

Recovery Plate

www.carnes.com D-4

RECOVERY PLATE | WPDB11B Sensible Recovery

WPDB11B

The Carnes WPDB11B is a heat recovery
ventilator of 1,100 CFM. This heat recovery
ventilator is the ideal powerful unit for spacious
homes, businesses, daycare centers, clinics,
bars, restaurants, etc.

The Carnes WPDB11B is the ultimate solution
to prevent excess humidity and improve air
quality. Optional version with air recirculation
system is available.

• High performance air flow

• Silent

• Highly cost effective and cost efficient

• ETL certified

LISTINGS AND CERTIFICATIONS

AHRI 1060 Certified

• C22.2 no113

• UL 507

Certified

CASING

Material: prepainted 22 ga steel
Insulation: 1” foil faced fiberglass
Drain Connection: 3/8” or 1/2” dia.
Duct Diameter: 8” x 20”
Height: 23-7/8”
Width: 36-1/4”
Depth: 47-1/4”
Weight: 185 lbs.

FANS

Qty: 4
Type: backward curved centrifugal fans

MOUNT

Suspended by chains with anti-vibration springs
or on a shelf.

ELECTRICAL SPECIFICATIONS

Voltage: 120 VAC — 230 VAC
Frequency: 60 Hz
Amperage: 10.5 A - 5.5 A
Power: 1260 watt
Electrical Wiring:

• Extension cord with a 3 prong plug (115V)

• Field wired (230V)

CONTROL

Low voltage dry contact (24 VAC 20VA) for:

• Occupancy control (start/stop)

• Speed selection

HEAT RECOVERY VENTILATOR
Technical Data

• Exchange /recirculation

24VAC 10VA output for:

• Supply air damper

• Exhaust air damper

Compatible with:

• Liquid crystal display electronic humidistat

• Mode control (exchange or recirculation)

• Humidity control

•

Speed control (intermittent, high or low speed)

• Timer

DEFROST

Cycles controlled by temperature sensor

• Recirculation

• Exhaust only

DEFROST CYCLE TEMPERATURE

Outside Temperature Standard min. Extended min.

Celsius Fahrenheit Defrost/Outside Air Defrost/Outside Air

t > -5 t > 23 n.a. n.a.

-5 > t > -25 23 > t > -13 7/25 10/20

-25 > t -13 > t 10/22 10/15

FILTERS

Qty: 6
Type: Washable, aluminum
Type Options: charcoal or high efficiency
Dimensions: 13-3/4” x 15” x 7/8”

RECOVERY CORE

Material: aluminum (sensible recovery)
Performance Certified:
Qty: 3
Dimensions: 12”x12”x15”
Step: 3.0 mm

WARRANTY

Appliance — limited two-years.
Core Assembly — limited life time.

RECOVERY PLATE | WPDB11B

Recovery Plate

D-5 www.carnes.com

WPDB11B

HEAT RECOVERY VENTILATOR
Technical Data

tt

Dimensions

tt

Recovery Performances

WPDB11B Sensible Efficiency,

AHRI 1060 Certified

WPDB11B

Fan Curves

High Speed
Medium Speed
Low Speed

OUTSIDE
AIR

RETURN

AIR

EXHAUST
AIR

SUPPLY

AIR

Opt Med Speed
Opt Low Speed

36-1/4”

41-3/4”

40-3/4” Bolt Pattern (1/2” Dia)

1-5/8”

8”

8”

15”

23-7/8”

4”

20”

13-5/8”

37-1/2”
47-1/4”

8”

Recirculation

Duct

Recovery Plate

www.carnes.com D-6

RECOVERY PLATE | WPDB07H Enthalpy Recovery

WPDB07H

The Carnes WPDB07H is a energy recovery
ventilator of 700 CFM. This energy recovery
ventilator is the ideal powerful unit for spacious
homes, businesses, daycare centers, clinics,
bars, restaurants, etc.

The Carnes WPDB07H is the ultimate solution
to prevent excess humidity and improve air
quality. Optional version with air recirculation
system is available.

• High performance air flow

• Silent

• Highly cost effective and cost efficient

• ETL certified

LISTINGS AND CERTIFICATIONS

AHRI 1060 Certified

• C22.2 no113

• UL 507

Certified

CASING

Material: prepainted 22 ga steel
Insulation: 1” foil faced fiberglass
Drain Connection: 3/8” or 1/2” dia.
Duct Diameter: 8” x 14”
Height: 23-7/8”
Width: 36-1/4”
Depth: 32-1/4”
Weight: 150 lbs.

FANS

Qty: 2
Type: backward curved centrifugal fans

MOUNT

Suspended by chains with anti-vibration springs
or on a shelf.

ELECTRICAL SPECIFICATIONS

Voltage: 120 VAC — 230 VAC
Frequency: 60 Hz
Amperage: 5.5 A - 2.9 A
Power: 660 watt
Electrical Wiring:

• Extension cord with a 3 prong plug (115V)

• Field wired (230V)

CONTROL

Low voltage dry contact (24 VAC 20VA) for:

• Occupancy control (start/stop)

• Speed selection

ENERGY RECOVERY VENTILATOR
Technical Data

• Exchange /recirculation

24VAC 10VA output for:

• Supply air damper

• Exhaust air damper

Compatible with:

• Liquid crystal display electronic humidistat

• Mode control (exchange or recirculation)

• Humidity control

•

Speed control (intermittent, high or low speed)

• Timer

DEFROST

Cycles controlled by temperature sensor

• Recirculation

• Exhaust only

DEFROST CYCLE TEMPERATURE

Outside Temperature Standard min. Extended min.

Celsius Fahrenheit Defrost/Outside Air Defrost/Outside Air

t > -5 t > 23 n.a. n.a.

-5 > t > -25 23 > t > -13 7/25 10/20

-25 > t -13 > t 10/22 10/15

FILTERS

Qty: 4
Type: Washable, aluminum
Type Options: charcoal or high efficiency
Dimensions: 13-3/4” x 15” x 7/8”

RECOVERY CORE

Material: polymeric membrane (enthalpy recovery)
Performance Certified:
Qty: 2
Dimensions: 12”x12”x15”
Step: 2.5 mm

WARRANTY

Appliance — limited two-years.
Core Assembly — limited life time.

RECOVERY PLATE | WPDB07H

Recovery Plate

D-7 www.carnes.com

WPDB07H

ENERGY RECOVERY VENTILATOR
Technical Data

tt

Dimensions

tt

Recovery Performances

WPDB07H Enthalpy Efficiency,

AHRI 1060 Certified

WPDB07H

Fan Curves

High Speed
Medium Speed
Low Speed

OUTSIDE
AIR

RETURN

AIR

EXHAUST
AIR

SUPPLY

AIR

Opt Med Speed
Opt Low Speed

36-1/4”

41-3/4”

40-3/4” Bolt Pattern (1/2” Dia)

1-5/8”

8”

8”

15”

23-7/8”

4”

14”

10-1/2”

24-1/2”
32-1/8”

Recirculation Duct

Sensible (HEATING)
Total (COOLING)

8”

Recovery Plate

www.carnes.com D-8

RECOVERY PLATE | WPDB11H Enthalpy Recovery

WPDB11H

The Carnes WPDB11H is a energy recovery
ventilator of 1,100 CFM. This energy recovery
ventilator is the ideal powerful unit for spacious
homes, businesses, daycare centers, clinics,
bars, restaurants, etc.

The Carnes WPDB11H is the ultimate solution
to prevent excess humidity and improve air
quality. Optional version with air recirculation
system is available.

• High performance air flow

• Silent

• Highly cost effective and cost efficient

• ETL certified

LISTINGS AND CERTIFICATIONS

AHRI 1060 Certified

• C22.2 no113

• UL 507

Certified

CASING

Material: prepainted 22 ga steel
Insulation: 1” foil faced fiberglass
Drain Connection: 3/8” or 1/2” dia.
Duct Diameter: 8” x 20”
Height: 23-7/8”
Width: 36-1/4”
Depth: 47-1/4”
Weight: 185 lbs.

FANS

Qty: 4
Type: backward curved centrifugal fans

MOUNT

Suspended by chains with anti-vibration springs
or on a shelf.

ELECTRICAL SPECIFICATIONS

Voltage: 120 VAC — 230 VAC
Frequency: 60 Hz
Amperage: 10.5 A - 5.5 A
Power: 1260 watt
Electrical Wiring:

• Extension cord with a 3 prong plug (115V)

• Field wired (230V)

CONTROL

Low voltage dry contact (24 VAC 20VA) for:

• Occupancy control (start/stop)

• Speed selection

ENERGY RECOVERY VENTILATOR
Technical Data

• Exchange /recirculation

24VAC 10VA output for:

• Supply air damper

• Exhaust air damper

Compatible with:

• Liquid crystal display electronic humidistat

• Mode control (exchange or recirculation)

• Humidity control

•

Speed control (intermittent, high or low speed)

• Timer

DEFROST

Cycles controlled by temperature sensor

• Recirculation

• Exhaust only

DEFROST CYCLE TEMPERATURE

Outside Temperature Standard min. Extended min.

Celsius Fahrenheit Defrost/Outside Air Defrost/Outside Air

t > -5 t > 23 n.a. n.a.

-5 > t > -25 23 > t > -13 7/25 10/20

-25 > t -13 > t 10/22 10/15

FILTERS

Qty: 6
Type: Washable, aluminum
Type Options: charcoal or high efficiency
Dimensions: 13-3/4” x 15” x 7/8”

RECOVERY CORE

Material: polymeric membrane (enthalpy recovery)
Performance Certified:
Qty: 3
Dimensions: 12”x12”x15”
Step: 2.5 mm

WARRANTY

Appliance — limited two-years.
Core Assembly — limited life time.

RECOVERY PLATE | WPDB11H

Recovery Plate

D-9 www.carnes.com

WPDB11H

ENERGY RECOVERY VENTILATOR
Technical Data

tt

Dimensions

tt

Recovery Performances

WPDB11H Enthalpy Efficiency,

AHRI 1060 Certified

WPDB11H

Fan Curves

High Speed
Medium Speed
Low Speed

OUTSIDE
AIR

RETURN

AIR

EXHAUST
AIR

SUPPLY

AIR

Opt Med Speed
Opt Low Speed

36-1/4”

41-3/4”

40-3/4” Bolt Pattern (1/2” Dia)

1-5/8”

8”

8”

15”

23-7/8”

4”

20”

13-5/8”

37-1/2”
47-1/4”

8”

Recirculation

Duct

Sensible (HEATING)
Total (COOLING)

Recovery Plate

www.carnes.com D-10

RECOVERY PLATE | WPDB06H Enthalpy Recovery

WPDB06H

AHRI 1060 CERTIFIED

PLATE EXCHANGER

Typical air flow range: 300 - 700 CFM
Type: enthalpy
(heat and humidity transfer)
Dimensions: 12” x 12” x 13”
Qty: 2

CASING

Single wall cabinet
Material: pre-painted 22 ga
Insulation: 1” fiberglass with aluminum foil
Height: 25”
Width: 33-7/8”
Depth: 28-1/8”
Unit Weight: 150 lbs.
Shipping Weight: 165 lbs.
Mounting: platform

BLOWERS

Qty: 2
Type: forward curved, direct drive

FILTERS

Qty: 2 supply, 2 exhaust
Type: aluminum
Dimensions: 13” x 12-7/8” x 3/8”

CONTROL

Control voltage available: 24 Volt

ELECTRICAL CHARACTERISTICS

Voltage: 120 Volt
Current: 7.6 A - 5.6 A - 4.2 A (3 speed)

WARRANTY

Core — limited ten-year warranty.
All other covered components — limited two­year warranty.

INDOOR UNIT
Technical Data

WPDB06H Enthalpy AHRI 1060 Certified

WPDB06H Ventilation Performance

DIMENSIONS | WPDB06H

Recovery Plate

D-11 www.carnes.com

WPDB06H

INDOOR UNIT
Technical Data

25”

8”

14-5/8”

8”

2-3/4”

14”

28-1/8”

13”

7-1/8”

2-1/2”

22-1/2”

33-7/8”

2-1/2”

16”

4-5/8”

OUTSIDE
AIR

RETURN
AIR

EXHAUST

AIR

SUPPLY

AIR

tt

Dimensions

Recovery Plate

www.carnes.com D-12

COMMERCIAL RECOVERY PLATE - BELT DRIVE | WPBB10_N

WPBB10_N

Capacity: 250 - 1,250 CFM

AHRI 1060 CERTIFIED

CASING

Double wall cabinet
Configuration: horizontal discharge
Material: galvanized 22 ga
Insulation: 1” fiberglass
Access door with 1/4 turn handle
Height: 40-3/8”
Width: 56”
Depth: 30-5/8”
Unit Weight: 375 lbs.
Shipping Weight: 425 lbs.
Mounting: platform or suspended

PLATE EXCHANGER

• Polypropylene (sensible heat transfer)
Dimensions: 21” x 21” x 19-3/8”
Pitch: 4mm
Qty: 1

• Aluminum (sensible only heat transfer)
Dimensions: 19-3/8” x 19-3/8” x 19-3/8”
Pitch: 4.2mm
Qty: 1

• Enthalpy
(sensible and latent heat transfer)
Dimensions: 21” x 21” x 19-3/8”
Pitch: 2.5mm
Qty: 1

BLOWERS

Qty: 2
Type: forward curved, ball bearings, belt drive
with adjustable pulleys
Diameter: 9”
Width: 9”
Shaft: 1”
Motor: ODP, 1725 rpm, inverter duty 10:1

FILTERS

Qty: 1 supply, 1 exhaust
Efficiency: MERV 7
Dimensions: 20” x 20” x 2”

INDOOR UNIT
Technical Data

FROST CONTROL

For outside temperatures below 23°F, frost
control is required. Available options:

• Exhaust only defrost, drain pan connections
1 in NPT, comes with isolated and
motorized insulated damper on fresh air
intake).

• Preheat coil (3 sizes available).

OPTIONS

• Prepainted 22 ga outside finish.

• 115V/1ph/60Hz, 208V/1ph/60Hz,
208V/3ph/60Hz, 230V/1ph/60Hz,
230V/3ph/60Hz, 460V/3ph/60Hz,
575V/3ph/60Hz.

• 24 Volt contactors for motors (single or
double) with start/stop dry contact.

• 24 Volt transformer for controls.

• Disconnect (fused or non-fused).

• Electrical protection.

• ETL certification.

WARRANTY

Core — limited ten-year warranty.
All other covered components — limited two­year warranty.

DIMENSIONS | WPBB10_N

Recovery Plate

D-13 www.carnes.com

WPBB10_N

INDOOR UNIT
Technical Data

33-5/8”

56”

61-7/8”

35”

13-1/8”

11-1/2”

26-1/2”

19-3/4”

OUTSIDE
AIR

RETURN
AIR

EXHAUST

AIR

SUPPLY

AIR

40-3/8”

24”

21-1/2”

30-5/8”

HEAT RECOVERY

CORE AND FILTER

FANS AND

CONTROL

PANEL

OPTIONAL DRAIN CONNECTION
UNDER UNIT (1” NPT)

35-1/4”

11-7/8”

8-7/8”

RIGHT VIEW

LEFT VIEW

TOP VIEW

FRONT VIEW

13-1/2”

6”

tt

Dimensions

Recovery Plate

www.carnes.com D-14

CORE PERFORMANCES | WPBB10_N

WPBB10_N

INDOOR UNIT
Technical Data

tt

Core Performances

WPBB10B Sensible Efficiency Aluminum

Core 4.2mm

WPBB10H Efficiency Enthalpy Core 2.5mm

AHRI 1060 Standard Conditions

Conditions

Heating Cooling

Outside Air Conditions

Dry Bulb 35°F (1.7°C) 95°F (35°C)

Wet Bulb 33°F (0.6°C) 78°F (26°C)

Exhaust Air Conditions

Dry Bulb 70°F (21°C) 75°F (24°C)

Wet Bulb 58°F (14°C) 63°F (17°C)

Note: The efficiency are based on AHRI standard conditions.

AIR FLOW PERFORMANCE CHARTS | WPBB10_N

Recovery Plate

D-15 www.carnes.com

WPBB10_N

INDOOR UNIT
Technical Data

tt

Air Flow Performance Charts

WPBB10B, Aluminum Core, Supply and Exhaust

External Static Pressure (in H2O)

ESP 0.25 ESP 0.5 ESP 0.75 ESP 1 ESP 1.25 ESP 1.5

CFM RPM HP RPM HP RPM HP RPM HP RPM HP RPM HP

3/4hp

250 907 0.12 1037 0.18 1151 0.228 1254 0.288 1349 0.348 1437 0.42

500 1026 0.216 1150 0.288 1261 0.36 1362 0.444 1454 0.528 1541 0.612
1hp 750 1137 0.348 1258 0.444 1366 0.54 1465 0.636 1556 0.744 1641 0.852
2hp 1000 1262 0.552 1382 0.672 1490 0.804 1586 0.924 1674 1.044 1757 1.176
3hp 1250 1395 0.816 1506 0.972 1609 1.116 1704 1.272 1794 1.428 1879 1.596

WPBB10H, Enthalpy Core 2.5mm, Supply and Exhaust

External Static Pressure (in H2O)

ESP 0.25 ESP 0.5 ESP 0.75 ESP 1 ESP 1.25 ESP 1.5

CFM RPM HP RPM HP RPM HP RPM HP RPM HP RPM HP

3/4hp

250 967 0.144 1089 0.204 1198 0.252 1297 0.312 1389 0.384 1474 0.456

500 1118 0.264 1232 0.336 1335 0.42 1430 0.504 1517 0.588 1600 0.672
1hp 750 1263 0.444 1370 0.54 1469 0.648 1559 0.744 1644 0.852 1724 0.96
2hp 1000 1368 0.66 1478 0.78 1575 0.912 1664 1.032 1747 1.164 1826 1.284
3hp 1250 1462 0.912 1568 1.056 1667 1.212 1759 1.368 1845 1.524 1925 1.68

Recovery Plate

www.carnes.com D-16

RECOVERY PLATE | WPDB12H Enthalpy Recovery

WPDB12H

AHRI 1060 CERTIFIED

PLATE EXCHANGER

Typical air flow range: 500 - 1,200 CFM
Type: enthalpy
(heat and humidity transfer)
Dimensions: 12” x 12” x 13”
Qty: 3

CASING

Single wall cabinet (double wall avail. in option)
Material: pre-painted 22 ga
Insulation: 1” fiberglass with aluminum foil
Height: 25”
Width: 33-7/8”
Depth: 41-1/8”
Unit Weight: 185 lbs.
Shipping Weight: 195 lbs.
Mounting: platform

BLOWERS

Qty: 4
Type: forward curved, direct drive

FILTERS

Qty: 3 supply, 3 exhaust
Type: aluminum
Dimensions: 13” x 12-7/8” x 3/8”

CONTROL

Control voltage available: 24 Volt

ELECTRICAL CHARACTERISTICS

Voltage: 120 Volt
Current: 11.8 A - 8.8 A - 7.0 A (3 speed)

WARRANTY

Core — limited ten-year warranty.
All other covered components — limited two­year warranty.

INDOOR UNIT
Technical Data

WPDB12H Enthalpy AHRI 1060 Certified

WPDB12H Ventilation Performance

DIMENSIONS | WPDB12H

Recovery Plate

D-17 www.carnes.com

WPDB12H

INDOOR UNIT
Technical Data

8”

8”

20”

41-1/8”

13”

10-5/8”

2-3/4”

33-7/8”

38-7/8”

16”

4-5/8”

OUTSIDE
AIR

RETURN
AIR

EXHAUST

AIR

SUPPLY

AIR

25”

14-5/8”

2-1/2”

22-1/2”

tt

Dimensions

Recovery Plate

www.carnes.com D-18

COMMERCIAL RECOVERY PLATE - BELT DRIVE | WPBB20_N

WPBB20_N

Capacity: 500 - 2,500 CFM

AHRI 1060 CERTIFIED

CASING

Double wall cabinet
Configuration: horizontal discharge
Material: galvanized 22 ga
Insulation: 1” fiberglass
Access door with 1/4 turn handle
Height: 40-3/8”
Width: 56”
Depth: 39”
Unit Weight: 450 lbs.
Shipping Weight: 500 lbs.
Mounting: platform or suspended

PLATE EXCHANGER

• Aluminum (sensible only heat transfer)
Dimensions: 19-3/8” x 19-3/8” x 19-3/8”
Pitch: 4.2mm
Qty: 2

• Enthalpy
(sensible and latent heat transfer)
Dimensions: 21” x 21” x 19-3/8”
Pitch: 2.5mm
Qty: 2

BLOWERS

Qty: 2
Type: forward curved, ball bearings, belt drive
with adjustable pulleys
Diameter: 9”
Width: 9”
Shaft: 1”
Motor: ODP, 1725 rpm, inverter duty 10:1

FILTERS

Qty: 2 supply, 2 exhaust
Efficiency: MERV 7
Dimensions: 20” x 20” x 2”

INDOOR UNIT
Technical Data

FROST CONTROL

For outside temperatures below 23°F, frost
control is required. Available options:

• Exhaust only defrost, drain pan connections
1 in NPT, comes with isolated and
motorized insulated damper on fresh air
intake).

• Preheat coil (3 sizes available).

OPTIONS

• Prepainted 22 ga outside finish.

• 115V/1ph/60Hz, 208V/1ph/60Hz,
208V/3ph/60Hz, 230V/1ph/60Hz,
230V/3ph/60Hz, 460V/3ph/60Hz,
575V/3ph/60Hz.

• 24 Volt contactors for motors (single or
double) with start/stop dry contact.

• 24 Volt transformer for controls.

• Disconnect (fused or non-fused).

• Electrical protection.

• ETL certification.

WARRANTY

Core — limited ten-year warranty.
All other covered components — limited two­year warranty.