Danfoss VLT AQUA Drive FC 202 Design Manual

10.13.2 dU/dt Test Results for Enclosures E1h–E4h
Test results for 380–480 V
Power size [kW (hp)] Cable [m (ft)] Mains voltage [V]
Rise time [µs]
Peak voltage [V]
dU/dt [V/µs]
355–450 (500–600) 5 (16) 460 0.23 1038 2372
30 (98) 460 0.72 1061 644
150 (492) 460 0.46 1142 1160
300 (984) 460 1.84 1244 283
500–560 (650–750) 5 (16) 460 0.42 1042 1295
30 (98) 460 0.57 1200 820
150 (492) 460 0.63 1110 844
300 (984) 460 2.21 1175 239
Table 10.31 NEMA dU/dt Test Results for E1h–E4h with Unshielded Cables and No Output Filter, 380–480 V
Power size [kW (hp)] Cable [m (ft)] Mains voltage [V]
Rise time [µs]
Peak voltage [V]
dU/dt [V/µs]
355–450 (500–600) 5 (16) 460 0.33 1038 2556
30 (98) 460 1.27 1061 668
150 (492) 460 0.84 1142 1094
300 (984) 460 2.25 1244 443
500–560 (650–750) 5 (16) 460 0.53 1042 1569
30 (98) 460 1.22 1200 1436
150 (492) 460 0.90 1110 993
300 (984) 460 2.29 1175 411
Table 10.32 IEC dU/dt Test Results for E1h–E4h with Unshielded Cables and No Output Filter, 380–480 V
Power size [kW (hp)] Cable [m (ft)] Mains voltage [V]
Rise time [µs]
Peak voltage [V]
dU/dt [V/µs]
355–450 (500–600) 5 (16) 460 0.17 1017 3176
30 (98) 460 – – –
150 (492) 460 0.41 1268 1311
500–560 (650–750) 5 (16) 460 0.17 1042 3126
30 (98) 460 – – –
150 (492) 460 0.22 1233 2356
Table 10.33 NEMA dU/dt Test Results for E1h–E4h with Shielded Cables and No Output Filter, 380–480 V
Power size [kW (hp)] Cable [m (ft)] Mains voltage [V]
Rise time [µs]
Peak voltage [V]
dU/dt [V/µs]
355–450 (500–600) 5 (16) 460 0.26 1017 3128
30 (98) 460 – – –
150 (492) 460 0.70 1268 1448
500–560 (650–750) 5 (16) 460 0.27 1042 3132
30 (98) 460 – – –
150 (492) 460 0.52 1233 1897
Table 10.34 IEC dU/dt Test Results for E1h–E4h with Shielded Cables and No Output Filter, 380–480 V
Figure 10.17–Figure 10.20 show the typical rate of rise voltage and peak voltages at the motor terminals for both shielded
and unshielded cables in various congurations.
Electrical Installation Con... Design Guide
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Danfoss VLT AQUA Drive FC 202 Specifications

General

Brand	Danfoss
Model	VLT AQUA Drive FC 202
Category	DC Drives
Language	English