Delta VFD-L Series User Manual

VFD-L Series
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED
4-2
U
p / Down
P
ress the “Up” or “Down” keys momentarily to change parameter settings. Thes
e
k
eys may also be used to scroll through different operating values or parameter
s.
P
ressing the “Up” or “Down” key momentarily, will change the parameter settings
in
s
ingle-unit increments. To quickly run through the range of settings, press dow
n
a
nd hold the key.
4.2 Explanations of Display Messages
Display Messag
e
Descriptions
The AC drive Master Frequency
The Actual Operation Frequency present at terminals U/T1, V/T2, and
W/T3.
The output current present at terminals U/T1, V/T2, and W/T3
The custom unit (u), where u = H x Pr 0-05.
The counter value (C)
The internal PLC process step currently being performed.
The DC
−
BUS voltage
The output voltage
The specified parameter group
The specified parameter
The actual value stored within the specified parameter.
AC drive forward run status
AC drive reverse run status
“End” displays for approximately 0.5 second if input has been
accepted. After a parameter value has been set, the new value is
automatically stored in memory. To modify an entry, use the an
d
keys.
“Err” displays, if the input is invalid.

Delta VFD-L Series Specifications

General

Control Method	V/F Control
Output Voltage	0 to Input Voltage
Cooling Method	Fan Cooling
Enclosure Rating	IP20
Overload Capacity	150% for 60 seconds
Protection	Over-voltage, Over-current, Overheat, Under-voltage, Short circuit
Braking Unit	Built-in
Operating Temperature	-10°C to 50°C (14°F to 122°F)
Digital Inputs	5 programmable digital inputs
Analog Input	0-10V, 4-20mA
Communication Interface	RS-485 (Modbus)
Storage Temperature	-20°C to 60°C (-4°F to 140°F)
Humidity	90% RH, non-condensing
Altitude	Up to 1000m without derating
Input Voltage	200-240V, 380-480V