Mitsubishi Electric PUHY-(E)P300, Service Handbook

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[
II
Restrictions ]
- 26 -
HWE07010 GB
4) When SW4-4 on the all outdoor units in one refrigerant circuit system is set to ON (12 levels of on-DEMAND)
(*4)
*3. Input the order to CN3D on the outdoor unit whose SW4-4 is set to ON.
*4. CN3D of No. 1, 2, 3 can be selected arbitrary with the outdoor unit whose SW4-4 is set to ON.
12 levels
of on-DE-
MAND No.2 CN3D 1-2P Open
1-3P Open Short-circuit
No.3 CN3D 1-2P Open Short-circuit Open Short-circuit
No.1
CN3D 1-2P 1-3P Open Short-
circuit
Open Short-
circuit
Open Short-
circuit
Open Short-
circuit
Open Open 100% 67% 92% 84% 67% 34% 59% 50%
Short-
circuit 67% 34% 59% 50% 34% 0% 25% 17%
Short-circuit Open 92% 59% 84% 75% 59% 25% 50% 42%
Short-
circuit 84% 50% 75% 67% 50% 17% 42% 34%
12 levels
of on-DE-
MAND No.2 CN3D 1-2P Short-circuit
1-3P Open Short-circuit
No.3 CN3D 1-2P Open Short-circuit Open Short-circuit
No.1
CN3D 1-2P 1-3P Open Short-
circuit
Open Short-
circuit
Open Short-
circuit
Open Short-
circuit
Open Open 92% 59% 84% 75% 84% 50% 75% 67%
Short-
circuit 59% 25% 50% 42% 50% 17% 42% 34%
Short-circuit Open 84% 50% 75% 67% 75% 42% 67% 59%
Short-
circuit 75% 42% 67% 59% 67% 34% 59% 50%