Details On The Control Circuit Terminals On Fr-Xcb - Mitsubishi Electric FR-XC-18.5K-PWM Instruction Manual

Control circuit specification
2.7.5
Details on the control circuit terminals on the
FR-XCB
Power supply for fan
Terminal
Type Terminal name
symbol
Reactor fan power
FAN1
input
Fan power input
SD
common
Output signal
Terminal
Type Terminal name
symbol
Box-type reactor
LOH1
overheat detection
Box-type reactor
LOH2
overheat detection
common
56
INSTALLATION AND WIRING
Power input terminal for the fan on the reactor. Connect it to terminal FAN on the converter.
Common terminal for terminal FAN1. Connect it to terminal SD on the converter.
Terminal function description
Pulses corresponding to the speed of cooling fan on the box-type
reactor is output.
When the sink logic is selected, connect this terminal to terminal
LOH on the converter.
When the source logic is selected, connect this terminal to terminal
PC on the converter.
Common terminal for terminal LOH1.
When the sink logic is selected, connect this terminal to terminal
SD on the converter.
When the source logic is selected, connect this terminal to terminal
LOH on the converter.
Terminal function description
Rated specification
Permissible load: 24 VDC
(27 VDC at maximum) 0.1 A
(The voltage drop is 2.8 V at
maximum while the signal is
ON.)