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YASKAWA Varispeed CIMR-G7A User Manual

YASKAWA Varispeed CIMR-G7A
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10-12
îš‹ Using a Braking Unit and Braking Resistor Unit
When using a Braking Unit and Braking Resistor Unit, create a sequence to detect overheating of the braking
resistor and cut off the power supply to the Inverter.
CIMR-G7A2018, -G7A2022 (200 V Class Inverters of 18.5 kW, 22 kW)
* 1. Remove the short-circuit bar (normally connected) from 1 and 2 when connecting a DC Reactor (Optional).
* 2. Disable stall prevention during deceleration by setting L3-04 when using a Braking Resistor Unit. The motor may not stop within the decel-
eration time if this setting is not changed.
Fig 10.7
3-phase power
200 to 230 V 50/60 Hz
A sequence is required to turn
OFF the power supply for the
thermal overload relay trip con-
tacts of the Braking Resistor
Unit.
DC Reactor to
improve input
power factor
(Optional)
Short-circuit bar
MCCB
Overload relay trip contact
of Braking Resistor Unit
Fault contacts
Braking Unit
(Optional)
Inverter
Motor
Level
detector
Braking Resistor Unit
*2
(Optional)
Braking Resistor overheating contacts
(Thermal overload relay trip contacts)
Ground to 100 Ω max.
Forward Run/Stop
Reverse Run/Stop
Braking Unit
External fault
Forward Run Command (forward run when ON)
Reverse Run Command (reverse run when ON)
R/L1
S/L2
T/L3
U/T1
V/T2
W/T3
Forward Run/Stop
+ +

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YASKAWA Varispeed CIMR-G7A Specifications

General IconGeneral
BrandYASKAWA
ModelVarispeed CIMR-G7A
CategoryInverter
LanguageEnglish

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