LW38D‑16/CW Single‑hole Non‑plate Changeover Switch

Manufacturer: Jiangyin Changjiang Electric Appliance Co., Ltd.

Single‑hole mounting without square escutcheon plate, fastened by lock nut, mounting hole Φ22.3 mm

Product Overview

LW38D‑16/CW 16A Changeover Switch is a universal cam switch designed for compact cabinet installation. Without conventional 48×48 mm square mounting plate, it is secured via lock nut through single round hole, saving cabinet panel space. Widely used for circuit switching, local/remote selection, signal conversion and measuring‑instrument switching in control cabinets, machine tools and mechanical‑electrical equipment.

Compliant with standard GB/T 14048.5, suitable for AC‑15 & DC‑13 control categories, with reliable mechanical & electrical service life for industrial low‑voltage control circuits

Key Features

• ✅ Single‑hole installation: Φ22.3 mm round cut‑out, no square escutcheon plate required
• ✅ Front‑side protection grade: IP65, good dust‑proof and water‑proof performance
• ✅ Rated thermal current: 16 A; Rated insulation voltage: 690 V
• ✅ Flexible contact sections: 1‑12 sections available, custom contact logic & switch positions
• ✅ High endurance: 300 000 cycles mechanical life; 200 000 cycles AC‑15 electrical life
• ✅ Compact structure, finger‑safe terminals, stable switching performance

  Technical Specifications

  Item	Parameter
  Model	LW38D‑16/CW
  Standard	GB/T 14048.5
  Rated insulation voltage Ui	690 V
  Front protection	IP65
  Power‑frequency withstand voltage	1.89 kV
  Utilization category AC‑15	380 V / 2.6 A
  Utilization category DC‑13	220 V / 0.27 A
  Electrical life (AC‑15)	200 000 operations
  Electrical life (DC‑13)	100 000 operations
  Mechanical life	300 000 operations
  Altitude	≤ 2000 m
  Operating ambient temperature	-25 ℃ ~ +55 ℃
  Storage temperature	-40 ℃ ~ +70 ℃
  Relative humidity	≤ 90 %
  Pollution class	3
  Installation category	Ⅲ
  Mounting hole	Φ22.3 mm single round hole

  Application Scenarios

  Industrial control cabinets, PLC cabinets, CNC machine tools, mechanical‑electrical equipment. Functions include power change‑over, local‑remote mode selection, signal circuit switching, instrument measurement selection.

  Note: Panel marking can be customized according to actual project requirements. LW38D‑20/CW is the 20 A counterpart model; /CWY variant is key‑operated single‑hole non‑plate cam switch.