This standard specifies the terms and definitions, voltage markings and usage characteristics, cable models and product representation methods, basic requirements, technical requirements, finished cable testing, inspection rules, and delivery for halogen-free low-smoke flame-retardant and fire-resistant medium-voltage power cables. Length, packaging, transportation and storage, quality commitment. This standard is applicable to fixedly installed power supply line cables with rated voltages from 6 kV to 35 kV in power distribution systems that have halogen-free, low-smoke, flame-retardant, and fire-resistant requirements.
T/ZZB 1337-2019 history
2019T/ZZB 1337-2019 Halogen-free low-smoke flame-retardant and fire resistant medium-voltage power cable