Adleepower AP2G3-137 Instruction Manual page 89

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Inverter Capacity Required for Multidriving
Description
Starting requirements are within
the inverter capacity
Current within the inverter
capacity
Inverter Capacity Required for Continuous Performance
Description
Require output for the load
within the allowable range
Motor capacity within the
inverter ratings
Current within the inverter
capacity
Inverter Capacity Required for Starting
Description
Total starting capacity within
the inverter capacity
Calculated with overload
Motor acceleration of 1 minute or less
K Pm
[
nT + nS ( kS - 1 )
η ∮
COS
[
= Pc1 1 + ( nS / nT )( ks - 1 )
≦
1.5 Inverter capacity [KVA]
[
nT lm 1 + ( nS / nT )( kS - 1)
≦
1.5 Inverter capacity [A]
Calculation method
∮
η
≦
K Pm / COS Inverter capacity [KVA]
-3
≦
3K Vm lm 10 Inverter capacity [KVA]
≦
K lm Inverter capacity [A]
Calculation formula (tA < 60 s)
2
K N GD N
tL ＋
η
973 COS ∮
375 tA
87
]
]
]
Inverter
≦ ×
1.5 capacity
(KVA)