Installation
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300314330_002_C7 - 05/2021 - © Leybold
DV 450/650 and 450/650-r
3.6.1 Electrical Connection DRYVAC DV 450/650 and 450/650-r
Main Circuit Terminals
Terminal
Type Function
R/L1, S/L2, T/L3 Main circuit power Connects line power to the frequency con-
supply input
verter via line filter
U/T1, V/T2, W/T3
Drive output
Connects to the motor.
B1, B2
Braking resistor
For connecting an optional braking resistor
+1, +2
DC reactor
Linked at shipment.
connection
Remove the link to install a DC choke.
+1 –
DC power supply
input
For connecting a DC power supply.
Ground Terminal For 200 V class: Ground with 100
Ω
or less
For 400 V class: Ground with 10
Ω
or less
(2 terminals)
