VACON® NXP DCGuard™
VACON® NXP DCGuard™* |
Danfoss Drives VACON® |
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NXP DCGuard™ |
VACON® NXP DCGuard™ |
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= VACON® NXP |
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VACON® NXP DCGuard™ |
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n 465-800 VDC………3-4140 A |
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n 640-1100 VDC………4-3100 A |
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DNV-GL, ABS, Lloyd’s Register, CCS, |
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Bureau Veritas |
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VACON® |
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<5 µs |
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DCGuard |
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+ - |
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NXP |
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*
drives.danfoss.com
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G1 |
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G2 |
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1200kWh |
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2000kW |
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2000kW |
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L L L |
<![if ! IE]> <![endif]>/ |
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LCL |
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LCL |
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<![if ! IE]> <![endif]> |
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VACON® DCGuard™ |
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=VW |
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~VW |
<![if ! IE]> <![endif]>AFE |
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~VW |
<![if ! IE]> <![endif]>AFE |
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<![if ! IE]> <![endif]> |
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<![if ! IE]> <![endif]>U |
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<![if ! IE]> <![endif]>U |
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<![if ! IE]> <![endif]>U |
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= |
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DCGuard1 |
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DCGuard2 |
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1 |
DC+ |
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L |
L |
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DC+ |
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DC- |
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= L |
L |
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DC- |
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U~ |
<![if ! IE]> <![endif]> |
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U~ |
<![if ! IE]> <![endif]> |
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U~ |
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<![if ! IE]> <![endif]>V W |
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<![if ! IE]> <![endif]> |
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<![if ! IE]> <![endif]>V W |
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<![if ! IE]> <![endif]> |
<![if ! IE]> <![endif]>V W |
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<![if ! IE]> <![endif]>INU |
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2000kW
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2000kW |
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200kW |
VACON® NXP DCGuard™
G3
2000kW
LCL |
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<![if ! IE]> <![endif]>U |
<![if ! IE]> <![endif]>AFE |
~VW |
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2
= ~ INU W V U
2000kW
G4
2000kW
LCL |
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<![if ! IE]> <![endif]>U |
<![if ! IE]> <![endif]>AFE |
~VW |
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U~ |
<![if ! IE]> <![endif]> |
<![if ! IE]> <![endif]>V W |
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<![if ! IE]> <![endif]> |
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200kW
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U~ |
<![if ! IE]> <![endif]> |
<![if ! IE]> <![endif]>V W |
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<![if ! IE]> <![endif]> |
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2500kW
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3 |
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<![if ! IE]> <![endif]> |
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2 |
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4 |
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<![if ! IE]> <![endif]>DCGuard |
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DCGuard |
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1 |
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dI |
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dt |
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<![if ! IE]> <![endif]> |
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5 |
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4. |
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1. |
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dI/dt=V/L |
DCGuard |
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V= |
2. |
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L= |
dI/dt=V/L |
5. |
100-150µs* |
V= |
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L= |
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200-300µs* |
100-150µs* |
* |
DCGuardDCGuard IGBT<5µs
DKDD.PFP.906.A4.41 |
© Danfoss Drives | 2019.03 |