Yaskawa VS-626 MC5 - Manual (Page 278)

12.4 Wiring Examples
- 9
CIMR-MC5A2018 -MC5A2022 (200 V class Inverters of 18.5 kW 22 kW)
1
U
V
W
MCCB
3-phase power
200 to 230 V
50/60 Hz
R
S
T
R
S
T
M
r
Cooling fan
Braking Unit
3 4
3
Motor
IM
(Ground to 100 : max.)
Short-circuit bar
(standard)
Braking Unit
(Optional)
P
B
Braking Resistor Unit
(Optional)
1 2
Braking Resistor overheating contact
(Thermal protector trip contacts)
Level
detector
3 4
VS-626MC5
A sequence is required to turn
OFF the power supply for the
thermal overload relay trip con-
tacts of the Braking Resistor Unit.
Disable stall prevention during deceleration by setting L3-04 to “0” or “3” when using a Brak-
ing Resistor Unit. The motor may not stop within the deceleration time if this setting is not
changed.
THRX OFF ON MC
SA
Overload relay trip contact
of Braking Resistor Unit
1 2
MC
TRX
TRX
20 18
Fault contacts
SA
SA
THRX
MC
©
MC
¨ 1 ¨ 2 ¨ 3
¨ ¨ 0
©
© 0
Forward Run/Stop Forward run command
(forward run when closed)
Reverse Run/Stop
Reverse run command
(reverse run when closed)
External fault
18
19
20
External contact
output
2
12