Main Applications and Features

Adopt advanced frequency conversion technology to control the winch
Automatic constant speed and manual speed control, automatic overload protection
Automatic addition and subtraction to calculate the depth, with depth error automatic compensation.
Use of commercial power or AC power generator
Self-locking function while winch ascending and descending
Steady in velocity without jitter in full speed range 
Technical Specifications

Speed Range: 1~29.9 m/min
Depth Error: ≤0.4‰
Depth Range: 0~9999.99 m
Power Supply: AC220V±10% 50Hz ±5%
Continuous Working Time: ≤24 hr
Depth Pulse Equivalent: 0.25mm/pulse
Working Temperature: -10℃~ +70℃
Volume: 305×200×220mm,
Weight: ＜3kg
Power Consumption: ＜1.5kW
Constant Speed Range: 0.5~20m/min, Error: ±10%, ±1 digit