Mitsubishi FREQROL-SF User Manual

Appendix 8
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1 Display Lamps
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Appendix 8
Display Lamps (LED diodes)
(1) SF-CA card
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Number
Description
LED1
Lights when the converter regenerates.
LED2
Lights when the base of the inverter/converter tran-
sistor cuts off.
Watchdog alarm. Lights when the power is turned on or
LED3
the machine is reset. In the bus linkage state,
lights until the NC startup initializing operation is
completed.
LED4
- LED9
Status display and alarm display
LED10 Lights when the converter voltage is charged.
(2) SF-TL card
Number Description
LED1
Encoder circuit breakage detection.
(3) SF-PW module
Description
Puts off when the AC input votlage is not supplied.
LED1
Puts off when the DC voltage terminals (P5A, P15A,
N15A,
and P24) of the block A are shortcircuited to
the ground.
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Mitsubishi FREQROL-SF Specifications

General

Brand	Mitsubishi
Model	FREQROL-SF
Category	DC Drives
Language	English