Daikin BSVQ36MVJU, Руководство по обслуживанию

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Protection Control SiUS30-604
70 Function
6. Protection Control
6.1 High Pressure Protection Control
This high pressure protection control is used to prevent the activation of protection devices due to
abnormal increase of high pressure and to protect compressors against the transient increase of
high pressure.
[In cooling operation]
[In heating operation or simultaneous cooling/heating operation]
High pressure standby
When occurring 3 times within
30 min., HPS is activated without high
pressure standby, thus outputting the
malfunction code “E3”.
Normal operation
Pc > 427.7psi
Pc < 397.3psi
Pc < 468.3psi
Comp. upper limit 216 Hz
Pc > 507.5psi
INV upper limit frequency = 216 Hz
Comp. upper limit down 3 steps/10 sec. INV upper limit up 1 step/30 sec.
Pc > 507.5psi
Frequency control
Pc
≥
526.3psi
Comp. 52Hz
Less than
2 times within 30 min.
Pc: HP pressure sensor detection value
for each outside unit
High pressure standby
When occurring 3 times within
30 min., HPS is activated without high
pressure standby, thus outputting the
malfunction code “E3” .
Normal operation
Pc > 426.3psi
Pc > 487.2psi
Pc < 397.3psi
Upper limit 216 Hz
Frequency control
Pc
≥
526.3psi
Pc < 397.3psi
Compressor down 7 steps/10 sec.
Master unit : 52Hz
Slave unit : stop
Pc > 507.5psi
Less than 2 times
within 30 min.