Minuteman ERIDE 30, Руководство по обслуживанию, Страница: 65 / 86

9.3 Drive Control Unit
ATECH / ZAPI
•19) DRIVER SHORTED (only H0 STANDARD TRACT ) 19) DRIVER SHORTED (only H0 STANDARD TRACT.)
•If voltage at connection NT1 (A11) does not correspond to determined value, an alarm is output and
the system switches off.
•Possible causes:
• a) Wire broken at connection NT1 (A11) or coil of forward or reverse direction contactor • a) Wire broken at connection NT1 (A11) or coil of forward or reverse direction contactor
is defective.
• b) The internal MOSFET driver is short-circuited (replace controller!)
•20) CONTACTOR OPEN
•Test upon actuation of driving direction;
•It is checked whether the selected direction contactor closes by measuring the VMN
value. If value is incorrect, an alarm is output.
•Proceed as follows to remedy: Proceed as follows to remedy:
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