Daikin RMXS-L Series, Руководство по обслуживанию

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Protection Control SiUS181305E
53 Function
4.4 Inverter Protection Control
Outline Inverter overcurrent protection control and inverter fin temperature control are performed to prevent
tripping due to a malfunction, temporary inverter overcurrent, or radiation fin temperature increase.
<Inverter overcurrent protection control>
<Inverter fin temperature control>
Not limited
Limited
Inverter current > 23.8 A
Inverter current > 23.8 A
Inverter current
≥
24.9 A continues for 260 sec.
&
&
Inverter current
standby
Inverter current
≤
23.8 A
continues for 3 min.
Without conditions
(R15610)
When occurring 4 times within 60 minutes,
the error code
L8 is output.
Inverter current
≤
23.8 A
Upper limit frequency = max Hz
10 sec.
Matching of frequency
Upper limit frequency: 1-step down
Upper limit frequency: 1-step up
Keeping the current step.
Not limited
Limited
Tfin
≥
78˚C (172.4˚F)
Tfin
≥
78˚C (172.4˚F)
Tfin
≥
83˚C (181.4˚F)
Fin temperature standby
&
&
Tfin
≤
75˚C (167˚F)
continues for 3 min.
Without conditions
(R19084)
When occurring 4 times within 60 minutes,
the error code
L4 is output.
Tfin < 75˚C (167˚F)
Upper limit frequency = max Hz
10 sec.
Matching of frequency
Upper limit frequency: 1-step down
Keeping the current step.
Upper limit frequency: 1-step up