[2014]erv Plus For Dvm S_ver01_140107.pdf

ENERGY RECOVERY VENTILATION [ERV Plus]

SAMSUNG ELECTRONICS Co. LTD. HQ SE

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Trainer Profile • Name : • E-mail :

SAMSUNG ELECTRONICS CO.LTD

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Contents ■ ERV + Basics

SAMSUNG ERV

■ Key Technology ■ Controls & Solution ■ Case Study ■ ERV Line-up ■ Duct design

SAMSUNG ELECTRONICS CO.LTD

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ERV Plus Introduction

ERV + ERV Plus introduction ERV Plus = ERV(Ventilator) + DX Coil + Humidifier(Option)

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ERV + USP Simple line up - ERV PLUS = ERV (Ventilator) + Dx-Coil (Cooler) + Humidifier(Option)

=> Install humidifier to ERV Plus at any time.

+ Humidifier Kit

ERV Plus

Line Up

D Company

M Company

X Company

Samsung

Humidifier Model Non-Humidifier Model (Separated Model)

Humidifier Model Non-Humidifier Model (Separated Model)

Humidifier Model Non-Humidifier Model (Separated Model)

Non-Humidifier Model + Optional Humidifier Kit

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ERV+ USP Filter high efficiency

Samsung High Efficiency Medium-filter

D company Pre-filter

■ Classified as high efficiency Medium-filter, while the other is defined as pre-filter ■ Dust spot efficiency is over 70% (based on ASHRAE Std 52.1) ■ Fractional efficiency is over 60% (based on MIL,STD-282) Composition Filter media

Frame Hot melt

Spec. Media

PP + PET Spun bond

Composition

PP + PET Nonwoven

Weight

120g/㎡ ± 10%

Material

PET

Weight

260g/㎡ ± 20%

Material

Nylon

Softening point

139 ~ 149 ℃ 7

ERV+ USP Class

Standard 52.2 Min. Efficiency Reporting Value (MERV) 1 2 3

Pre filter

4 5 6 7 8 9 10

Medium Filter

HEPA

ULPA

Pre/Medium (EN 779) HEPA/ULPA (EN1822) G1

D company

Panel Type

G2

Compact Pocket Type

G 35 MP 35

G3

F 40 / F 45

G4

Compact Pocket Type

Samsung

Compact ECO Pocket Type

F5

11

F6

12

F7

13

F8

14

F9

15

H 10

16

H 11

17

H 12

18

H 13

19

H 14

20

U 15

F 50 MF Series

HEPA

ULPA

EP Series

SF Series

U 16 U 17 8

ERV + Basic Structure of ERV Plus Total heat exchanger element

Humidifier (Option)

Exhaust Air Outdoor Air

Return Air

Supply Air Access panel Filter

PCB

DX Coil

Damper 9

ERV + Basic Temperature range

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ERV + Basic The specification

Classification Air flow rate

Unit

AM050FNKDEH

AM100FNKDEH

Air flow rate

(㎥/h)

500

1000

Static pressure

(Pa)

160

150

(W)

220

510

cooling

(%)

70

70

heating

(%)

75

75

cooling

(%)

60

62

heating

(%)

73

75

cooling

(KW)

5.1 (ERV:1.5)

10.5 (ERV:3.4)

heating

(KW)

6.5 (ERV:2.5)

13.2 (ERV:5.2)

(kg/h)

2.7

5.4

(dB)

38.5

40.5

(kg)

61

90

(mm)

1553*270*1000

1763*340*1135

Power input Ventilation performance

Temp. exchange efficiency Enthalpy exchange efficiency

Outdoor air processing capacity

Humidifying capacity Sound level Set size

extra high

11 11

ERV + Basic Psychrometric chart plotting with cooling operation 100

< Example>

80

62.82 kJ/Kg

Total heat exchanger

Heat recovery

DX Coil

53.77 kJ/Kg

ERV Plus cooling performance

OA

Cooling

SA

Cooling Cooling

35℃ RH 40%

RA

27℃ RH 47%

-5

0

5

10

15

40

20

25

20

30

Absolute Humidity (kg/kg’)

71.7 kJ/Kg

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Dry bulb (℃) 29.5℃ RH 50.2% 32.4℃ RH 38%

Temperature Efficiency 13.3℃ RH 80%



t (OA)  t ( SA)  100 t (OA)  t ( RA)

Enthalpy efficiency ratio



Enthalpy Efficiency



h(OA)  h( SA)  100 h(OA)  h( RA)

71.7  62.82 100 = 49.5 % 71.7  53.77 12

ERV + Basic Psychrometric chart plotting with heating operation 100

< Example>

80 60

Total heat exchanger

40

DX Coil

Humidifier

41.91 kJ/Kg

20/15 ℃

36.6 kJ/Kg

Humidifying

RA

Heat recovery

heating

Humidifying

20.61 kJ/Kg

20

OA

Absolute Humidity (kg/kg’)

2/1℃

SA Heating

20℃ RH 59%

7℃ RH 87%

16.4℃ RH 67% 10.6℃ RH 79%

40 ℃ RH 12.2 %

29.5℃ RH 40%

-5

0

5

10

15

20

25

30

35

40

Dry bulb (℃)

Enthalpy efficiency

h( SA)  h(OA) 100 h( RA)  h(OA) 36.6  20.61  100 = 75 % 41.91  20.61 

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Operation mode

Operation mode Energy recovery(Heat-EX) and By-pass ventilation Air flow

Damper

Energy recovery (Heat exchange)

On/off button

Mode button

By-pass

Fan button

<MWR-WE10N wired remote controller>

<Energy recovery mode>

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Operation mode Auto ventilation - According to OA and Return air temperature, the mode is determined. - The operation mode will be continue for 30 min.

Condition Energy recovery (Heat exchange)

|OA temp. – RA temp| >= 5℃

By-pass

|OA temp. – RA temp| < 5℃

Return air temp. sensor

Outdoor air temp. sensor

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Operation mode Clean up operation -To make positive or negative pressure of room, supply and exhaust air volume can be different by Clean up operation . 05 option Seg 12

Supply air volume

Exhaust air volume

0

On

Selected fan mode

Quiet fan mode

1

Off

Quiet fan mode

Selected fan mode

Toilet

Living Room Positive pressure

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Operation mode Outing operation

Operation mode

Fan

Energy recovery ventilation On : 10 min, Off : 50 min

Medium

Quite operation

-The fan mode is fixed to the quite mode.

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Operation mode Energy saving operation : Energy saving operation is run when all the following conditions are met. 1) One or more ERV units must be connected to MWR-WE10N (without or with indoor unit(s) ) 2) Either the indoor unit or ERV must be ON (if the indoor unit is ON, it must not be FAN mode). 3) ERV must not be in Outing mode 4) ERV external control must not be enabled. 5) ERV must not be in “Centralized” control mode. 6) ERV must not be in “Kitchen Hood” control mode. NOTE : The sub wired remote controller does not support energy saving mode

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Operation mode Energy saving operation Cooling

Default setting temperature : 26°C. User can change it

Heating

R : Room temperature / S : Setting temperature Default setting temperature : 22°C. User can change it

R

26°C

S

S

22°C

R

Energy Saving Out temp < Set temp : Cool air intake ↑

Out temp < Room temp : Cool air intake ↑

Set temp < Out temp : Warm air intake ↑

Room temp < Out temp : Warm air intake ↑

Out temp >= Set temp : Heat exchange ↑

Out temp >= Room temp : Heat exchange ↑

Set temp >= Out temp : Heat exchange ↑

Room temp >= Out temp : Heat exchange ↑ 20

ERV Plus • Energy saving operation – EHP-ERV combined : The operation of an ERV-combined indoor unit is not interfered by energy saving operation, but performs temperature control as it usually does. ERV Plus

MWR-WE10N

EHP F3-F4

EHP

ERV Plus

When the E.Saver button is pressed

ON

- ERV : current operation mode  Energy saving operation - EHP : No change in operation - ERV controlled by room temperature (sensed by EHP or wired R/C), set temperature and outdoor temperature (sensed by ERV)

ON (no Fan mode)

OFF

- ERV : OFF  Energy saving operation - EHP : No change in operation - ERV controlled by room temperature (sensed by EHP or wired R/C), set temperature and indoor temperature (sensed by ERV)

OFF

ON

- ERV : current operation mode  Energy saving operation - EHP : No change in operation

OFF

OFF

- No energy saving operation

ON (no Fan mode)

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ERV Plus • Energy saving operation – ERV only installation ERV Plus

MWR-WE10N

LOW MEDIUM HIGH

F3-F4

TURBO

ERV Plus

When the E.Saver button is pressed

ON

- Operated in Heat Exchange, LOW fan speed with repeating sequence of 30-minute operation and 30-minute stop

OFF

- No Energy Saving operation - “Restricted” displayed on wired R/C

User command ERV operation

Energy Saving mode

Heat Exchange LOW fan speed

OFF

Heat Exchange LOW fan speed

Energy saving mode 30 minutes

30 minutes

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Operation mode Cooling or Heating with DX coil

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Operation mode Auto operation (DX coil) Cooling operation A area

Suction air temp. sensor

Suction air temp >= auto cooling setting temp.

B area

Thermo off (Ventilation operation) Heating operation

C area

Suction air temp < auto cooling setting temp – Thermo off gap temp.

Set temp. range : Auto cooling set temp. : 15℃ ~ 30℃ (Default value : 25 ℃) Thermo off gap temp. : 5℃ ~ 15℃ (Default value : 10 ℃)

* Set temperature change

Outdoor air temp. sensor

- MWR-WE10N wired remote controller : Service mode 6-3

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Operation mode Cooling & Heating operation (DX coil) -After working of ventilation mode, cooling and heating mode of DX coli is possible. Thermo on

Thermo off

Remark

Cooling

Suction air temp >= *Default set temp.

Suction air temp <= *Default set temp. – 4℃

*Default cooling set temp. : 25℃ (Set temp range : 15 ~ 30℃)

Heating

Suction air temp <= *Default set temp. + **Compensation temp. - 6

Suction air temp >= *Default set temp. + **Compensation temp. - 2

*Default heating set temp. 22℃ **Compensation temp. : 2, 5℃

* Default Set temperature change - MWR-WE10N wired remote controller : Service mode 6-2

6

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Safety operation Prevention of condensate (Heat exchange operation) System is capable of self adjustment depending on outdoor temperature to prevent it from condensate on element Outdoor Temp

Operation Type

Above 0℃

Normal Operation

0 ℃ > TOA >-5 ℃

“A” Type Cyclic Operation “B” Type Cyclic Operation

-5 ℃ > TOA >-10 ℃

Intake

Discharge

On

On

Refer to below operation pattern

-10 ℃ > TOA >-15 ℃

Off

On

Below -15 ℃

Off

Off

‘A’ Type

80min Both Intake and Discharge On

‘B’ Type

50min Both Intake and Discharge On

10min Only Discharge On

10min Only Discharge On

80min Both Intake and Discharge On

50min Both Intake and Discharge On

Remarks

Repeated on a regular time basis

10min Only Discharge On

10min Only Discharge On

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Fan operation with CO2 sensor Refresh system - CO2 Sensor( option) ☞ ERV airflow will be controlled automatically to supply fresh air by CO2 Level

CO2 Fresh Air

CO2

CO2

Note 1. Option setting required 2. In general, above 1000ppm is regarded as pollution Fan Speed depending on Co2 density Auto fan mode □ CO2 1200ppm ↑ : Turbo RPM □ CO2 Density 800ppm ↑ : High RPM □ CO2 Density 800ppm ↓ : Low RPM

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Humidification Components of Humidifier kit (Option ) (05 option seg14 : 0-disuse, 1-use) Humidifier kit

AM050FNKDEH

AM100FNKDEH

Model

MVO-VA050100

MVO-VA100100

Pressure regulation valve

Solenoid valve

Strainer (1/2 Inch)

Humidifier element

Bracket

Water feed pipe

Flow switch

Connecting hose

Regular flow rate

RHF050KHEA

RHF100KHEA

0.2 L/min

0.4 L/min

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Humidification Humidifier kit assembling

Water spray hose











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Humidification Maintenance of humidifier kit

 Intake air temperature : 0 ~ 40 ℃

 Use at least the same as that of drinking or tap water

 Supply water temperature : 2 ~ 40 ℃

 Use neutral detergent for cleaning

 Supply water pressure : 0.08 ~ 0.7 MPa

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ERV Plus - External control - ERV ON/OFF control by external contact switch (enabled by option setting) - 02 installation option

External control

Kitchen hood control

Humidifier control

External control system Type : Voltage-free switch Tating : 5VDC, 5mA Cable : Unshielded TP 2-wire of 0.75mm2 or greater, VCTF or equivalent Length : Max. 100 meters 31

ERV Plus - Kitchen hood control : No need to set the option switch to enable kitchen hood control External control

Kitchen hood control

Kitchen hood

Humidifier control

Cable : Unshielded TP 2-wire, 0.75mm2 or greater, VCTF or equivalent Length : Max. 100 meters

Type : Voltage-free switch Rating : 5VDC, 5mA

- Kitchen hood mode - SA RPM : Turbo, EA RPM : Mid Kitchen hood switch

ON (closed) OFF (open)

ERV operation

Wired R/C

Normal  Kitchen hood mode

“Hood” displayed in normal display

OFF  Kitchen hood mode

“Hood” displayed in OFF

Kitchen hood mode  Normal

“Hood” disappeared

Kitchen hood mode  OFF

“Hood” disappeared

NOTE : The fan speed can be changed by the wired remote controller in kitchen hood mode. 32

ERV Plus - Humidify control : Humidity control by humidifier and locally purchased humidity sensor enabled by option setting Heating + 05 option seg15 : 1-use 1 → Solenoid valve on after3min.

External control

Kitchen hood control

1. Basic operation

Humidifier control

Samsung Humidifier Humidity sensor (locally purchased)

Cable : Unshielded TP 2-wire, 0.75mm2 or greater, VCTF or equivalent Length : Max. 100 meters

a. Humidity control enabled by option setting b. Humidity control input closed : Humidifier stop c. Humidity control input open : No change

2. Humidity sensor switch specifications a. Type : Voltage-free switch b. Rating : 5VDC, 5mA

3. Operation sequence a. Humidifier operation by wired remote controller b. Humidity level increase c. Humidity sensor switch closed at the set level d. Humidifier stop

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ERV Plus - External damper control : External damper control or interlocking signal enabled by option setting (05 option seg16 : 0-disuse, 1-use) ERV operation

DAMPER output

ON

230VAC (max. 0.5A)

OFF

No voltage

Direct connection to external load (load current : below 0.5A) Relay/Magnet switch

Connection to external load via relay/magnet (load current : over 0.5A)

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ERV Plus • CO2 sensor (MOS-C1) - Pulse width variation depending on CO2 level (pulse period = 1004ms) 2ms

ppm 0ppm

4ms

2000 4ppm

1002ms 2

CO2 sensor

1002

H L

OK

H L

NG

H L

NG

Pulse width

2ms

2000ppm

- An error is detected when the pulse from the CO2 sensor is not generated for 2 minutes.

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ERV Plus • Option setting - 05 installation Option code : 05XXXX-1XXXXX-2XXXXX-3XXXXXX Option

SEG13

SEG14

SEG15

SEG16

Explanation

Clean up

Humidifier

CO2 sensor

External temper

Remote controller display

0

Exhaustion Air RPM is fixed as Quiet mode RPM  Positive pressure

0

Disuse

0

Disuse

0

Disuse

1

Supply air RPM is fixed as Quiet mode RPM  Negative pressure

1

Use

1

Use

1

Use

Indication & details

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