Chapter 2 Installation and Wiring
|
VFD-VL
2-4
230V models : VAC: 100 to 230
V DC: 140 to 325
460V models : VAC: 200 to 380
VDC: 280 to 537
Specific ations for
1-phase UP S or batter y
EPS/+
R/L1
S/L2
T /L3
EPS/-
MI1~8
COM
1
2
3
1
2
3
48V dc (230V Se rie s)
96V dc (460V Se rie s)
3
~
Before inputting emer genc y power,
magneti c c ontactor and are ON and
magneti c c ontactor should be OFF.
Magneti c c ontactor should be ON
after magnetic contac tor is ON.
Before removing battery and turn
magneti c c ontactor to be O N,
magneti c c ontactor and should be
OF F.
Timing diagram of M.C.
(
magnetic contac t or)
AC motor driv e
Main
power
To input emergency power
1-phase UP S or batter y
Figure 4 Apply to t wo bat teries with main bat tery voltage is lower than 280Vdc
1
3
1
3
2
3
1
2
DC voltage
low voltage level
battery voltage
free run
motor speed
operation command
electromagnetic
valve, MO-COM=15
about 1 min.
mechanical brake
about 2 sec.
EPS operation frequency
Refer to Pr.06-44)
drive
ready
EPS
detection
OFF
MI-COM=43
ON
ON
MO-COM=9
error output
MO-COM=11
Notes for the emergency power supply. Please be aware of the following condition when emergency
power is ON:
1.
Fan doesn’t run
2.
Parameter setting will not be saved, when the power is turned off and applies again, the
parameter setting will be gone.
3.
Operate by the speed set in Pr.06-48.
4.
No protections for low voltage and phase loss
5.
Display DC-BUS voltage by Pr.06-29
Call 1(800)985-6929 for Sales
deltaacdrives.com
Call 1(800)985-6929 for Sales
deltaacdrives.com
