Toshiba HWS-803XWHM3-E Service Manual page 74

Item
8-4. 3) Current release control
Outdoor unit
The number of compressor rotation is controlled so that current value of the compressor drive circuit does not exceed the
control
specified value.
• The outdoor unit detects the input current.
• The outside air temperature is detected and us ed to set the specified value of current.
• The number of compressor rotation instructed by the hy dro unit is used to determine whether the current value
exceeds the specified value.
• If exceeds, the number of compressor rotation is reduced to the most approximate number instructed by the hydro
unit within the specified value range.
Outdoor unit current inverter
Main circuit control current
Heating, Hot water supply
Outside temperature
TO (degree °C)
15
Cooling
Outside temperature
TO (degree °C)
39
10
No cooling operation available for TO < 10°C.
Heating, Hot water supply
(A) CT
20.0
18.0
12.0
11.2
Operation flow and applicable data, etc.
Operation current Settings
Yes
Capacity control continue
803H-E
35 TO
TO < 35 20.0 - (To - 15) × 0.4
TO < 15 18.0
803H-E
44 TO 9.5
TO < 44 13.0
TO < 39 16.0
Cooling
(A)
1103, 1403H-E
803H-E
1103 to 1603H8(R)-E
15 35 TO
Outside air temperature (TO)
Current release point setting
No
Compressor operation Hz down
Current degradation
Current release value (A)
1103H-E, 1403H-E
12.0
20.0
Current release value (A)
1103, 1403H-E 1103H8(R)-E
15.0 47.0
17.7 7.5
20.0 9.6
CT
1103,
20.0
1403H-E
16.0
15.0
803H-E
9.5
10 39 44 TO
73
1103H8(R)E, 1403H8(R)E, 1603H8(R)E
11.2
13.2 - (To - 15) × 0.1
13.2
1403H8(R)-E 1603H8(R)-E
7.5 7.5
8.7 9.6
9.6 9.6
(A) CT
1603H8(R)-E
9.6
1403H(R)-E
8.7
1103H8(R)-E
7.5
10 39 44 47