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

• Parameters	3000meters frequency control	2000meters frequency control winch	1000meters frequency control winch	300meters frequency control	500meters frequency control winch
  type	JCH-3000	JCH-2000	JCH-1000	JCH-300	JCH-500
  Dimensions	940×800×720	920×680×700	710×620×670	560×490×360	540×400×380
  Weight	150 kg	120 kg	110 kg	25 kg	18 kg
  Motor Power	2.2 kw	1.5 kw	1.1 kw	manual	manual
  Pulse Number	1 circle per 4000	1 circle per 4000	1 circle per 4000	1 circle per 4000
  Reelable Length	3100 M	2200 M	1200 M	360 M	700 M
  370 (Φ7mm rubber cable)
  Core Number	4 core	4core	4 core	4 core	4 core