... by contact (very cheap) Straight Joints Type ZJTLSUp to 36 kV Application For jointing copper wire screened or copper ... 4230.0~36.0300,400E1.42~1.5036.0~38.0500Table 17Table XCable insulation rangeUse for12/20 kV jointCableInsulationCodeCable ... 0~36.0185,240,300D1.42~1.5036.0~38.0400,500Table 18Table XCable insulation rangeUse for18/30 kV ... a ZJTLS15-300/3 –DT joint. straight splice up to 36kV 101220