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TCT/T 2222 TCT/T P LIABLECORRUGATEDEDCONDUIT S YSTEMINPOLYPROPYLENENOTSELF - EXTINGUISHING TCT TYPE I NSULATINGPLIABLESELF - RECOVERINGWRINKLEDCONDUITWITH I TALIAN Q UALITY M ARK The pliable conduits in polypropylene are indicated for the execution of electrical plantsfor prefabricated buildings. They are in orange colour in order to distinguish them form
other one of different features, are constructed to comply with the standard CEI23-17
e VII 1978 sheet 474. They must be exclusively installed putting them into the concrete.
They can be easily bend without the need of particular instruments. Due to their remar-
quable recovery properties, the conduits are suited for many applications in which the
resistance to vibrations and crushing is required. On request the conduit can be delive-
red with a metallic cable puller, allowing to the contractors to complete the work with
ease and rapidity, even in hostile conditions. For the version with the cable puller, the
IMQ certification is exclusively referred to the conduit, as the Italian Quality institute has
not prescription for this fitting. CODE OUTSIDEDIAMETER MIN. INSIDEDIAMETER MINI PACKAGE MASTERPACKAGE TCT16T 16 9 100 mt 6000 TCT20T 20 12 100 mt 4800 TCT25T 25 16 50 mt 2600 TCT32T 32 22 25 mt 1400 > SERIESCorrugated 2222 CODE TCT 2222 MARKINGTUBIFOR max every 300 cm COLOUR orange MATERIAL polypropylene NOT extinguishing PACKING coils wrapped by stretchable film COMPLYNG WHITH EN 50086-2-2 - Class. 2222 COMPRESSION RESISTANCEhigher than 320N on 20cm at 20°C with diameter reduction up to 50% TEMPERINGthe residual deflection must be not higher than 10% IMPACT AT LOW TEMP. (-5°C) after conditioning at +60°C, at -5°C by 1Kg industrial hammer from 10 cm of height COLD BENDING(-5°C)with a minimum bending ray equal to 3 times the outside diameter OUTSTANDING TEMPERATURE for 24 hours at 60°C by pression of 1 Kg transmitted by a steel rod DIELECTRIC STRENGHT higher than 2000V at 50 Hz for 15 min. INSULATION RESISTANCE higher than 100 Mohm for 500 V of exercise, for 1 minute FLAME RESISTANCE FEATUREthe conduit, sunk in the concrete for 70 cm, must die out in less than 30 sec. burning for less than 70 cm 10
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