Invertek Drives ODV-42075-IN [11/24] Drive and motor connections

Invertek Drives ODV-42075-IN [11/24] Drive and motor connections
4.4. Drive and motor connections
For 1 phase supply power should be connected to L1/L, L2/N.
For 3 phase supplies power should be connected to L1, L2, L3. Phase sequence is not important.
The Motor should be connected to U, V, W
For drives that have a dynamic brake transistor an optional external braking resistor will need be connected to +DC and BR when
required. The Optidrive software protects the Optibrake from overload, hence no need for expensive overload relays are required (P-
34=1). The resistors have an internal fusible element to ensure fail safe operation
Two types of resistor are available for the Optidrive E2 and details are below.
Product Code OD-BR100-IN OD-BR050-IN-I55
Ingress Protection
IP20 IP55
Resistance
100 50
Continuous Power
200 W 200 W
Peak Power (0.125secs)
12 kW 12 kW
For non-standard Invertek resistors, the brake resistor circuit should be protected by a suitable thermal protection circuit. Further
information can be found in the Advanced User Guide.
Size 1 Connections
Size 2 & 3 Connections
4.5. Motor Terminal Box Connections
Most general purpose motors are wound for operation on dual voltage supplies. This is indicated on the nameplate of the motor
This operational voltage is normally selected when installing the motor by selecting either STAR or DELTA connection. STAR always
gives the higher of the two voltage ratings.
Typical ratings are: STAR
DELTA
400V / 230V
690V / 400V
Optidrive E2 IP55/NEMA 12 User Guide
www.invertek.co.uk
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