... /T12706-2002USAGEPVC INSULATED AND SHEATHED POWER CABLE IS USED AS POWER DISTIBUTION AND TRANSMISSION LINE AT RATED VOLTAGE 0.6/1 KV AND FREQUENCY ... ,1.8/3,3.6/6,6/10,8.7/10,8.7/15,12/20,21/35,26/35Kv.USING PROPERTY 1.NEEDNT ... WARM-UP WHILE INSTALLATION THE AMBIENT TEMPERATURE ABOVE 0.2.THE LONG-TIME WORKING TEMPERATURE OF CABLE ...