Winch and JCH-3 winch controller

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Logging instrument

JCH-3 winch controllers are used together with winches capable of logging boreholes over 1000 meters deep，which are used to lift and lower the logging probe.

Features
Parameters

1、Advanced AC frequency conversion speed regulation;

2、Automatic speed stabilization, manual speed regulation and automatic overload protection;

3、Automatic depth calculation and error compensation;

4、Self-locking during winch ascendance and descendance; Stable speed without vibration (within speed limit).