Mitsubishi Electric Lossnay LGH-200RVXT-E User manual

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TECHNICAL MANUAL Model: LGH-RVXT-E
This technical document is a technical manual of LGH-RVXT-E.
It describes only the changes from LGH-RVX-E technical manual issued in January 2015.
October 2015

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--- Product Part ---

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5. NC Curves
LGH-150RVXT-E
Background noise : 25 dB or less (A range) Background noise : 25 dB or less (A range)
Measurement site : Anechoic chamber Measurement site : Anechoic chamber
Operation conditions : Energy recovery ventilation Operation conditions : Bypass ventilation
Power supply : Single phase 230V, 50Hz Power supply : Single phase 230V, 50Hz
LGH-200RVXT-E
Background noise : 25 dB or less (A range) Background noise : 25 dB or less (A range)
Measurement site : Anechoic chamber Measurement site : Anechoic chamber
Operation conditions : Energy recovery ventilation Operation conditions : Bypass ventilation
Power supply : Single phase 230V, 50Hz Power supply : Single phase 230V, 50Hz
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
ｵｰﾊﾞｰｵｰﾙ
62.5
125 250 500
1K 2K 4K 8K
Octave band sound pressure level (dB)
Octave band freaquency center (Hz)
Fan speed 4
Fan speed 3
Fan speed 2
Fan speed 1
NC-40
NC-50
NC-60
NC-70
NC-30
Overall
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
ｵｰﾊﾞｰｵｰﾙ
62.5
125 250 500
1K 2K 4K 8K
Octave band sound pressure level (dB)
Octave band freaquency center (Hz)
Fan speed 4
Fan speed 3
Fan speed 2
Fan speed 1
NC-40
NC-50
NC-60
NC-70
NC-30
Overall
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
ｵｰﾊﾞｰｵｰﾙ
62.5
125 250 500
1K 2K 4K 8K
Octave band sound pressure level (dB)
Octave band freaquency center (Hz)
Fan speed 4
Fan speed 3
Fan speed 2
Fan speed 1
NC-40
NC-50
NC-60
NC-70
NC-30
Overall
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
ｵｰﾊﾞｰｵｰﾙ
62.5
125 250 500
1K 2K 4K 8K
Octave band sound pressure level (dB)
Octave band freaquency center (Hz)
Fan speed 4
Fan speed 3
Fan speed 2
Fan speed 1
NC-40
NC-50
NC-60
NC-70
NC-30
Overall
CHAPTER
4 Characteristics
New information

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LGH-250RVXT-E
Background noise : 25 dB or less (A range) Background noise : 25 dB or less (A range)
Measurement site : Anechoic chamber Measurement site : Anechoic chamber
Operation conditions : Energy recovery ventilation Operation conditions : Bypass ventilation
Power supply : Single phase 230V, 50Hz Power supply : Single phase 230V, 50Hz
Measurement point
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
ｵｰﾊﾞｰｵｰﾙ
62.5
125 250 500
1K 2K 4K 8K
Octave band sound pressure level (dB)
Octave band freaquency center (Hz)
Fan speed 4
Fan speed 3
Fan speed 2
Fan speed 1
NC-40
NC-50
NC-60
NC-70
NC-30
Overall
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
ｵｰﾊﾞｰｵｰﾙ
62.5
125 250 500
1K 2K 4K 8K
Octave band sound pressure level (dB)
Octave band freaquency center (Hz)
Fan speed 4
Fan speed 3
Fan speed 2
Fan speed 1
NC-40
NC-50
NC-60
NC-70
NC-30
Overall
Unit (View from side)
Measurement point
1.5
m

10. Alternate Installation for Lossnay
10.1 Upside
All LGH
10.2
All LGH
water incoming, etc)
CHAPTER
10. Alternate Installation for Lossnay
10.1 Upside
-
down Installation
All LGH
-RVXT-
E models
10.2
Prohibition on vertical installation
All LGH
-RVXT-
E models are prohibited to install vertical or incline. It may cause malfunction
water incoming, etc)
CHAPTER
5
System Design Recommendations
10. Alternate Installation for Lossnay
down Installation
E models
CANNOT
Prohibition on vertical installation
E models are prohibited to install vertical or incline. It may cause malfunction
water incoming, etc)
System Design Recommendations
10. Alternate Installation for Lossnay
down Installation
CANNOT
be installed in upside
Prohibition on vertical installation
E models are prohibited to install vertical or incline. It may cause malfunction
System Design Recommendations
Name
plate
10. Alternate Installation for Lossnay
be installed in upside
Prohibition on vertical installation
E models are prohibited to install vertical or incline. It may cause malfunction
System Design Recommendations
( 5 / 14 )
10. Alternate Installation for Lossnay
be installed in upside
-down.
E models are prohibited to install vertical or incline. It may cause malfunction
System Design Recommendations
E models are prohibited to install vertical or incline. It may cause malfunction
System Design Recommendations
E models are prohibited to install vertical or incline. It may cause malfunction
or decrease performance (motor
System Design Recommendations
or decrease performance (motor
System Design Recommendations
New info
N15HHGT0033
or decrease performance (motor
System Design Recommendations
New info
rmation
N15HHGT0033
or decrease performance (motor
noise,
rmation

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1. LGH-Series Lossnay Ceiling Embedded Type (LGH-RVXT-E Series)
1.1 Choosing the Duct Attachment
This function is not available for LGH-RVXT-E series.
CHAPTER
7 Installation Considerations
New information
 Installation example
Maintenance opening

2. Cleaning the Lossnay Core and Pre
Remove all dust and dirt on air filters and Lossnay core at regular
Guideline: Clean the air filters once a year
Removing the parts
1) Maintenance cover
1. Remove the black screws.
2. Slide the fix piece to out
3. Open hinge wire
2) Air filters and Lossnay cores
1. Remove the front filters from the main unit.
2. Hold the handle and draw the Lossnay cores
out from the main
3
.
use the maintenance stick attached to remove
the
CHAPTER
2. Cleaning the Lossnay Core and Pre
Remove all dust and dirt on air filters and Lossnay core at regular
Guideline: Clean the air filters once a year
Clean the Lossnay cores once two year.
(Clean the Lossnay cores once a year if possible.)
(
Frequency should be increased depending
Removing the parts
1) Maintenance cover
1. Remove the black screws.
2. Slide the fix piece to out
3. Open hinge wire
2) Air filters and Lossnay cores
1. Remove the front filters from the main unit.
2. Hold the handle and draw the Lossnay cores
out from the main
.
For LGH-
200RVXT
use the maintenance stick attached to remove
the
third Lossnay cores.
CHAPTER
9
Maintenance
2. Cleaning the Lossnay Core and Pre
Remove all dust and dirt on air filters and Lossnay core at regular
Guideline: Clean the air filters once a year
Clean the Lossnay cores once two year.
(Clean the Lossnay cores once a year if possible.)
Frequency should be increased depending
1) Maintenance cover
1. Remove the black screws.
2. Slide the fix piece to out
side.
3. Open hinge wire
s.
2) Air filters and Lossnay cores
1. Remove the front filters from the main unit.
2. Hold the handle and draw the Lossnay cores
out from the main
unit.
200RVXT
-
E and LGH
use the maintenance stick attached to remove
third Lossnay cores.
Maintenance
2. Cleaning the Lossnay Core and Pre
Remove all dust and dirt on air filters and Lossnay core at regular
Guideline: Clean the air filters once a year
(or when
Clean the Lossnay cores once two year.
(Clean the Lossnay cores once a year if possible.)
Frequency should be increased depending
side.
1. Remove the front filters from the main unit.
2. Hold the handle and draw the Lossnay cores
E and LGH
-
250RVXT
use the maintenance stick attached to remove
Maintenance
2. Cleaning the Lossnay Core and Pre
Remove all dust and dirt on air filters and Lossnay core at regular
(or when
are indicated on the remote controller)
Clean the Lossnay cores once two year.
(Clean the Lossnay cores once a year if possible.)
Frequency should be increased depending
on the extent of dirt
1. Remove the front filters from the main unit.
2. Hold the handle and draw the Lossnay cores
250RVXT
-E,
use the maintenance stick attached to remove
Maintenance
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2. Cleaning the Lossnay Core and Pre
-filter
Remove all dust and dirt on air filters and Lossnay core at regular
intervals in order to prevent a deterioration
are indicated on the remote controller)
(Clean the Lossnay cores once a year if possible.)
on the extent of dirt
intervals in order to prevent a deterioration
are indicated on the remote controller)
on the extent of dirt
.)
intervals in order to prevent a deterioration
are indicated on the remote controller)
intervals in order to prevent a deterioration
in the Lossnay functions.
New info
(Only LGH
(Only LGH-
200, 250RVXT
N15HHGT0033
in the Lossnay functions.
New info
rmation
(Only LGH
-200, 250RVXT-E)
200, 250RVXT
-E)
N15HHGT0033
in the Lossnay functions.
rmation

Cleaning the parts
1) Air filters
Use a vacuum cleaner to remove light dust. To remove
stubborn
lukewarm water (under 40
CAUTION

Never wash the filters
wash them by rubbing them.

Do not dry the filters by exposing them to a flame.
2) Lossnay cores
Use a vacuum cleaner to suck up the dust and dirt on the
exposed
only to clean exposed surface areas.
CAUTION

Do not use the hard nozzle of the vacuum cleaner. It
may damage the exposed surfaces of the Lossnay
cores.

Under no circumstance should the Lossnay cores
be washed in water.
Assembly after maintenance
Bearing in mind the following points, assemble the parts

Arrange the Lossnay core
downward.

Filters have front and back side. Set the correct side
of the

Note the difference of filter height between outdoor
air filter and return air filter.
Note

If
the indication, after maintenance.
Cleaning the parts
1) Air filters
Use a vacuum cleaner to remove light dust. To remove
stubborn
dirt wash in a mild solution of detergent and
lukewarm water (under 40
CAUTION
Never wash the filters
wash them by rubbing them.
Do not dry the filters by exposing them to a flame.
2) Lossnay cores
Use a vacuum cleaner to suck up the dust and dirt on the
exposed
surfaces of the Lossnay cores.
only to clean exposed surface areas.
CAUTION
Do not use the hard nozzle of the vacuum cleaner. It
may damage the exposed surfaces of the Lossnay
cores.
Under no circumstance should the Lossnay cores
be washed in water.
Assembly after maintenance
Bearing in mind the following points, assemble the parts
Arrange the Lossnay core
downward.
Filters have front and back side. Set the correct side
of the
filter according to the arrow on the filter frame.
Note the difference of filter height between outdoor
air filter and return air filter.
If
are
indicated o
the indication, after maintenance.
Use a vacuum cleaner to remove light dust. To remove
dirt wash in a mild solution of detergent and
lukewarm water (under 40
°C).
Never wash the filters
in very hot water and never
wash them by rubbing them.
Do not dry the filters by exposing them to a flame.
Use a vacuum cleaner to suck up the dust and dirt on the
surfaces of the Lossnay cores.
only to clean exposed surface areas.
Do not use the hard nozzle of the vacuum cleaner. It
may damage the exposed surfaces of the Lossnay
Under no circumstance should the Lossnay cores
be washed in water.
Assembly after maintenance
Bearing in mind the following points, assemble the parts
Arrange the Lossnay core
Filters have front and back side. Set the correct side
filter according to the arrow on the filter frame.
Note the difference of filter height between outdoor
air filter and return air filter.
indicated o
n
the remote controller, turn off
the indication, after maintenance.
Use a vacuum cleaner to remove light dust. To remove
dirt wash in a mild solution of detergent and
in very hot water and never
wash them by rubbing them.
Do not dry the filters by exposing them to a flame.
Use a vacuum cleaner to suck up the dust and dirt on the
surfaces of the Lossnay cores.
Use a soft brus
only to clean exposed surface areas.
Do not use the hard nozzle of the vacuum cleaner. It
may damage the exposed surfaces of the Lossnay
Under no circumstance should the Lossnay cores
Bearing in mind the following points, assemble the parts
Arrange the Lossnay core
with
the air filter side
Filters have front and back side. Set the correct side
filter according to the arrow on the filter frame.
Note the difference of filter height between outdoor
the remote controller, turn off
the indication, after maintenance.
Use a vacuum cleaner to remove light dust. To remove
dirt wash in a mild solution of detergent and
in very hot water and never
Do not dry the filters by exposing them to a flame.
Use a vacuum cleaner to suck up the dust and dirt on the
Use a soft brus
h
Do not use the hard nozzle of the vacuum cleaner. It
may damage the exposed surfaces of the Lossnay
Under no circumstance should the Lossnay cores
Bearing in mind the following points, assemble the parts
following
the air filter side
Filters have front and back side. Set the correct side
filter according to the arrow on the filter frame.
Note the difference of filter height between outdoor
the remote controller, turn off
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following
the sequence for their in reverse.
the sequence for their in reverse.
the sequence for their in reverse.
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--- Control Part ---

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2.3 Function setting from PZ-61DR-E
2.3.1 Function list
No. Function Setting Data Factory
setting
DIP-SW
No. Individual setting
0 1 2 3 4 5 6 7
*33 Night-purge setting 4)
Time span for memorizing 24 hrs
48hrs 72hrs - - - - - 0 N/A -
The functions indicated with * are newly added or modified from Lossnay LGH-RX5-E series.
Function No.33 is added from LGH-RVXT-E series. And this function is also available for LGH-RVX-E (November 2015 production,
serial No. 2015110001 or later).
6. Night-purge function
6.1 Descriptions of Night-purge function.
<Night-purge starting condition>
No. Content
1 Lossnay is OFF
2 The time display is between operation
starting time and end time. *1
3 Summer condition judgement
(correspond to any of the following)
Outdoor temperature was detected
more than 17˚C within the last setting
hours at function No. 33. *2
The Lossnay unit is interlocked with City
Multi and operation mode of indoor unit
was “cool” or “dry”
4 Indoor temperature is higher than 22˚C
5 Indoor temperature is 5K higher than outdoor
temperature. *3
*2
The threshold of outdoor temperature can be set to between
15˚C and 30˚C (1K increments). Factory setting is 17˚C. If
the maximum outdoor temperature in the last setting hours at
function No. 33 exceeded this temperature value (threshold),
Lossnay starts the temperature monitoring operation.
*1, *3, *4 and *5 are the same as the technical manual of
LGH-RVX-E.
CHAPTER
2 Function
Revised information
in the last setting hours at function No.33 was