The geophysical cable is a special cable used in geological drilling for high accuracy surveying and slanting system. It is widely used in the signal transmission of the vertical Angle and azimuth measurement of various geological boreholes in hydropower, coal and engineering departments.
Conductor: Fine stranded bare/tinned copper
Insulation: PE (polyethylene)
Core color: TBD acc. to DIN 47100 standard.
Outer sheath: PUR (polyurethane)
Sheath color: Grey(RAL 7001), Black(RAL 9005) or Orange(RAL 2003)
Rated voltage: 0.6/1KV(600/1000V)
Max.permissble operating voltage AC: 0.7/1.2KV
Max.permissble operating voltage DC: 0.9/1.8KV
AC Test Voltage: 3.5KV(5 Min.)
Temperature range: -40℃ till +80℃
Operating temperature: -40℃ till +80℃
Max. tensile load on the conductor: 15N/mm2
Min.bending radius: Acc.to VDE 0298 part 3
Travel speed: Vertical Reeling :240m/min
1. This product can adapt to the complicated terrain, frequent sending and receiving of the weather, severe weather conditions and other working conditions.
2. This product has the characteristics of abrasion resistance, cold resistance, tensile and insulation properties.
3. The mechanical properties, electrical properties and waterproofing performance of the user can meet the requirements of field operation.
*All specifications can offer, welcome to consult.