Power-Selection And Silent Operation; Silent Operation Description; Silent Operation - Toshiba RAS-18J2KVSG-E Service Manual

Item Operation flow and applicable data,etc
([
19. POWER
pressed)
Selection
Mode
− Power Selection 75% is 75% of maximum
current.
− Power Selection 50% is 50% of rate maximum
current.

POWER-SELECTION AND SILENT OPERATION

20. Silent Silent
Operation pressed.
Silent 1:
Cooling/heating capacity is limited maximum for
70% of rated. Only compressor speed is limited.
Silent 2:
CDU sound level is limited for lowest CDU
sound level. Compressor and CDU fan speed
are limited.

Silent Operation description

Models
RAS-18J2AVSG-E
RAS-22J2AVSG-E
RAS-24J2AVSG-E
POWER-SELECTION AND SILENT OPERATION
] button on the remote controller is
[100%] [75%]
SILENT#2 SILENT#1
button on remote controller is
Silent Cooling
Operation Compressor
frequncy
(rps)
42
Silent 1
Silent 2 29
Silent 1 54
Silent 2
37
Silent 1 55
Silent 2
40
[100%]
SILENT#2
1. Purpose
The function is used when its circuit
breaker is shared with other electrical
appliances. It limits the maximum
current/ power consumption to 100%,
75% or 50%.
The lower the percentage, the higher
the saving and also the longer the
compressor lifetime.
2. Description
When the level is selected, Power-SEL
level flashes on LCD display for 3
[50%]
seconds. In case of 75% and 50%
level, number "75" or "50" also flashes
for 2 seconds.
Note : Due to the reason that POWER
This function is used when the user need
to keep silent at outdoor side. It is limit
maximum compressor speed and CDU
fan speed. Sound level can be
implemented by 2 silent level.
Sound level:
Rated level > Silent 1 > Silent 2
Note:
Due to Silent operation reason,
In adequate cooling/heating capacity may
occur.
Heating
CDU Compressor
Fan Speed frequncy Fan Speed
(rpm) (rps)
normal
58
600
42
normal
67
600 47
normal
62
600
49
[75%] [50%]
SILENT#1
- 53 -
Description
SELECT FUNCTION limits the
maximum current, inadequate
capacity may occur.
CDU
(rpm)
normal
600
normal
600
normal
600