Toshiba VF-PS1 User Manual
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1. Commercial Power Supply Backup
When the inverter’s protective function is activated, switching power to commercial power supply
makes the motor run immediately.
makes the motor run immediately.
1.1. Standard connection diagram
*1: The control power supply backup option (Model: CPS002Z) is needed.
*2: Observe the Item 1 in 1.3, “Precautions.”
*2: Observe the Item 1 in 1.3, “Precautions.”
*3: See Item 2 in 1.3, “Precautions.”
*4: Be careful about Items 3 in 1.3, “Precautions.”
*5:
*5:
Be careful about Items 5 and 7 in 1.3, “Precautions.”
*6:
Be careful about Item 6 in 1.3, “Precautions.
MC1
*2
For motor protection
THR
THR
*4
Motor
FL
G / E
F
RES
CC
R/L1
S/L2
T/L3
U/T1
V/T2
W/T3
FLC
FLB
FLA
Run
command
command
S1
ST
R
S2
S3
OUT2
P24/PLC
OUT1
RY2
PO
PB
PC/-
PA/+
Main circuit
Stand-by
*7
Reset
*6
Emergency
stop
stop
*5
CCA RX VI/II RR/S4 PP
AM
FM
OUT1
MCCB
Common
I M
RY1
Protective action
detection
relay
MC3
*2
MC2
*3
+SU
Control
circuit
Control power supply
backup option
*1
NO
CC
*7: VF-AS1's 'WP1/WN1' model and VF-PS1 don't have 'ST'
terminal. Please set next parameter for use 'S3' terminal as
'ST' function.
'ST' function.
f110
(Always ON function selection 1)
= 0
f117 (Input terminal function selection: S3) = 6