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Danfoss vlt aqua User Manual

Danfoss vlt aqua
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External ducts
If additional duct work is added externally to the Rittal cabinet, the pressure drop in the ducting must be calculated. Use the charts below to derate the
adjustable frequency drive according to the pressure drop.
Figure 3.29: D Frame Derating vs. Pressure Change
Drive air flow: 450 cfm (765 m3/h)
Figure 3.30: E Frame Derating vs. Pressure Change (Small Fan), P250T5 and P355T7-P400T7
Drive air flow: 650 cfm (1105 m3/h)
Figure 3.31: E Frame Derating vs. Pressure Change (Large Fan), P315T5-P400T5 and P500T7-P560T7
Drive air flow: 850 cfm (1445 m3/h)
3 How to Install VLT AQUA High Power Instruction Manual
3-32
MG.20.P3.22 - VLT
®
is a registered Danfoss trademark
3

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Danfoss vlt aqua Specifications

General IconGeneral
Supply Voltage200-240V, 380-500V, 525-600V
EnclosureIP20
FeaturesEnergy optimization
ApprovalsCE, UL, cUL
Input Voltage Range200-240V, 380-500V, 525-600V
Output Voltage Range0 to supply voltage
Protection FeaturesOvervoltage, Undervoltage, Overcurrent, Short circuit, Ground fault
Communication InterfacesPROFIBUS
Cooling MethodAir-cooled

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