Delta VFD-E User Manual

Chapter 6 Fault Code Information and Maintenance|
6-10 Revision Jan. 2009, 06EE, SW--PW V1.12/CTL V2.12
Transformer and reactor of main circuit
Maintenance
Period
Check Items Methods and Criterion
Daily
Half
Year
One
Year
If there is any abnormal vibration
or peculiar smell
Visual, aural inspection and smell
{
Magnetic contactor and relay of main circuit
Maintenance
Period
Check Items Methods and Criterion
Daily
Half
Year
One
Year
If there are any loose screws
Visual and aural inspection. Tighten
screw if necessary.
{
If the contact works correctly Visual inspection
{
Printed circuit board and connector of main circuit
Maintenance
Period
Check Items Methods and Criterion
Daily
Half
Year
One
Year
If there are any loose screws and
connectors
Tighten the screws and press the
connectors firmly in place.
{
If there is any peculiar smell and
color change
Visual inspection and smell
{
If there is any crack, damage,
deformation or corrosion
Visual inspection
{
If there is any leaked liquid or
deformation in capacitors
Visual inspection
{

Delta VFD-E Specifications

General

Protection Features	IP20
Enclosure Rating	IP20
Overload Capacity	150% for 60 seconds
Braking Unit	Built-in
Control Mode	V/F, Sensorless Vector
Protection Functions	Overcurrent, Overvoltage, Undervoltage, Overheating, Short Circuit
Operating Temperature	-10°C to +50°C
Analog Inputs	2 (0-10V, 4-20mA)
Analog Outputs	1 (0-10V)
Communication Interface	RS-485
Output Voltage	3-phase, equal to input voltage
Power Range	0.4kW to 7.5 kW
Storage Temperature	-20°C to +60°C
Humidity	90% RH (non-condensing)
Cooling Method	Fan cooled
Digital Outputs	1 relay output