... 3,SGS,BV,TUV approved 4,OEM, ODM cooperation Fire alarm Control Cable with colourful types 450/750~600/1000V Copper ... PVC sheathed, braided, shielded, control cableSuitable for being laid indoors, in cable trench, pipelines or other specific occasions that demands shielding ... laid indoors, in cable trench and pipelines, directly burial or other specific occasions with a relatively large capacity for ...