Kaisai KMK-60RY1, Service Manual

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42rps
Target rotation speed
Time (s)
0
36rps
56rps 66rps
70rps
82rps
90s
60s
40s
40s
40s
120s
42rps
40s
Notes:
1
．
Once the first, 90-second stage of the program is complete, the program proceeds to the subsequent stages in a step-by-step fashion and exits when the
target rotation speed has been reached.
Figure 3-3.4: KHA-08(10)RY1 compressor startup program
1
when ambient temperature is at or below 11°C
38rps
Target rotation speed
Compressor rotation speed (rps)
Time (s)
0
32rps
42rps 56rps
66rps
70rps
40s
90s
60s
40s
40s
240s
82rps
240s
36rps
90s
Notes:
1. Once the first, 40-second stage of the program is complete, the program proceeds to the subsequent stages in a step-by-step fashion and exits when the
target rotation speed has been reached.
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Figure 3-3.3: KHA-08(10)RY1 compressor startup program
1
when ambient temperature is above 11°C
Compressor rotation speed (rps)
Figure 3-3.5: KHA-12(14, 16)RY3 compressor startup program
1
when ambient temperature is above 3°C
38rps
Target rotation speed
Compressor rotation speed (rps)
Time (s)
0
32rps
56rps 66rps
70rps
82rps
40s
60s
40s
40s
120s
120s
42rps
40s
Notes:
1.
Once the first, 40-second stage of the program is complete, the program proceeds to the subsequent stages in a step-by-step fashion and exits when the
target rotation speed has been reached.
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Figure 3-3.6:
KHA-12(14, 16)RY3
compressor startup program
1
when ambient temperature is at or below 3°C
38rps
Target rotation speed
Compressor rotation speed (rps)
Time (s)
0
24rps
56rps 66rps
70rps
82rps
40s
90s
40s
40s
240s
240s
42rps
60s
34rps
90s
Notes:
1.
Once the first, 40-second stage of the program is complete, the program proceeds to the subsequent stages in a step-by-step fashion and exits when the
target rotation speed has been reached.
3.3 Startup Control for Heating and Domestic Hot Water Operation
Table 3-3.1: Component control during startup in heating and domestic hot water modes
Component
Wiring diagram
label
6
-16kW Control functions and states
Inverter compressor COMP
●
Compressor startup program selected according to
ambient temperature
1
DC fan motor FAN
●
Fan run at maximum speed
2
Electronic expansion valve EXV
●
Position (steps) from 0 (fully closed) to 480 (fully open),
controlled according to outdoor ambient temperature,
discharge temperature, suction superheat,
Four-way valve 4-WAY
●
On
Notes:
1. Refer to Part 3, 3.2 “Compressor Startup Program”.
2. Refer to Table 3-4.3 in Part 3, 4.6 “Outdoor Fan Control”.
3.4 Startup Control for Cooling Operation
Table 3-3.2: Component control during startup in cooling mode
Component
Wiring diagram
label
6-16kW
Control functions and states
Inverter compressor COMP
●
Compressor startup program selected according to
ambient temperature
1
DC fan motor FAN
●
Fan run at maximum speed
2
Electronic expansion valve EXV
●
Position (steps) from 0 (fully closed) to 480 (fully open),
controlled according to outdoor ambient temperature,
discharge temperature, suction superheat
Four-way valve 4-WAY
●
Off
Notes:
1. Refer to Part 3, 3.2 “Compressor Startup Program”.
2. Refer to Table 3-4.3 in Part 3, 4.6 “Outdoor Fan Control”.
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