Technical parameters: 

 1, the construction temperature: -40 ℃ minimum 
 2, the thermal stability: back and forth between 10 ° C to 99 ° C cycle 300 times, cable heat to maintain more than 95% 
 3, the bending radius: 20 ° C greenhouse when 18.8mm -30 ℃ low temperature 35.0mm 
 4, Insulation resistance: when the cable length of 100m, the ambient temperature of 75 ° C, with 2500VDC shake table shake test one minute, the minimum insulation resistance (between conductor and shielding) for 1200MΩ 
 5, the starting current: when the heating cable power, and instantly start current maximum value of ≤ 0.5A / M 
 6, copper wire: 7 × 0.5,19 × 0.32 
 7, length of use: single-phase power supply :100-150m, two-phase power supply :200-300m (in use within the scope of the provisions of any intermittent, any connection, overlap) 
 8, the shielding layer: tinned copper or aluminum-magnesium alloy wire braided