UNIRAIL TW – EN 50306-4 300 V – type MMS (Table 3) TECHNICAL DATA Temperature rating up to and including 90°C Very low temperatures resistance (-40°C) Resistance to ozone, oils, acids and alkali Bending radius: refer to EN 50343 table 16 Range of approval: According to table TW5 of EN 50306-4 for cables rated 300V (see IMQ test certificate) and HITACHI specification 211NW50283B. Further constructions are available upon request. CONSTRUCTION Conductor: tinned copper conductor according to table TW1 Insulation: double layer of special compound Identification: white, red, black, blue, brown, orange, grey, white/red (other identification methods may be agreed). Starting from 9 cores: numbered white cores Laying-up: cores are twisted together in pair with optional non-hygroscopic tape Screen: tinned copper wire braid Sheath: cross-linked compound type EM104 according to EN 50306-1, colour black Laying-up: pairs are twisted together with optional fillers and nonhygroscopic tape Sheath: cross-linked compound type EM104 according to EN 50306-1 Marking: UNIKA (Italy) – EN 50306-4 300V “3n” (n°pairs)x(cross-section) MMS 90 – WW/YYYY - traceability code n: E for exposed installations or P for protected installations Fire safety: hazard level HL3 according to Standard EN 45545-2 for indoor cables (EL1A) and outdoor cables (EL1B) Multicore screened cables, standard wall sheathed Table TW5 – Multipair cables, individually screened and sheathed with an overall sheath - Dimensional data Item n° Cable type n° cores x crosssection [mm²] Diameter exposed type [mm] Diameter protected type [mm] RM301 2x0,5 5,5÷6,5 4,1÷5,3 RM302 3x0,5 5,7÷6,7 4,3÷5,5 RM303 4x0,5 6,1÷7,1 4,7÷5,9 RM342 5x0,5 6,2÷7,2 5,1÷6,1 RM304 6x0,5 6,9÷7,9 5,5÷6,8 RM305 8x0,5 7,5÷8,5 6,0÷7,3 RM324 10x0,5 7,7 ÷ 8,7 7,2 ÷ 8,2 7,2 ÷ 8,2 RM339 12x0,5 8,2 ÷ 9,2 7,5 ÷ 8,5 7,5 ÷ 8,5 RM306 2x0,75 5,9÷6,9 4,5÷5,7 RM307 3x0,75 6,2÷7,2 4,7÷5,9 RM308 4x0,75 6,5÷7,5 5,2÷6,4 RM309 6x0,75 7,5÷8,5 6,1÷7,4 RM338 7x0,75 8,0÷9,0 6,5÷7,5 RM310 8x0,75 8,2÷9,2 6,6÷7,9 RM336 12x0,75 9,6÷10,6 9,6÷10,6 8,5÷9,5 RM341 16x0,75 9,9÷10,9 9,9÷10,9 9,1÷10,1 9,1÷10,1 RM335 18x0,75 10,6 ÷ 11,8 9,8 ÷ 10,8 Add letter E for exposed installations or P for protected installations at the end of the item number (or replace _ with E or P) UNIKA (Italy) – EN 50306-4 300 V 4x2,5 MMS - code 3 Item n° Cable type n° cores x crosssection [mm²] Diameter exposed type [mm] Diameter protected type [mm] RM311 2x1 6,2÷7,2 4,7÷5,9 RM312 3x1 6,5÷7,5 5,1÷6,2 RM313 4x1 6,9÷7,9 5,5÷6,7 RM314 6x1 8,0÷9,0 6,6÷7,9 RM315 8x1 8,6÷9,8 7,7÷9,0 RM331 12x1 9,5 ÷ 10,7 9,0 ÷ 10,2 9,0 ÷ 10,2 RM316 2x1,5 7,1÷8,1 5,7÷6,9 RM317 3x1,5 7,4÷8,4 6,0÷7,2 RM318 4x1,5 8,0÷9,0 6,6÷7,8 RM319 6x1,5 9,2÷10,4 8,3÷9,6 RM320 8x1,5 10,2÷11,4 8,9÷10,4 8,9÷10,4 RM337_M 10x1,5 10,9÷12,1 10,9÷12,1 10,0÷11,0 RM340 30x1,5 16,0÷17,2 16,0÷17,2 15,0÷16,0 RM321 2x2,5 8,3÷9,3 7,3÷8,5 RM322 3x2,5 8,6÷10,2 7,7÷8,9 RM323 4x2,5 9,4÷10,6 8,4÷9,8 Add letter F for fire resistant version The characteristics of the products, described in the data sheet, do not constitute any contractual binding. UNIKA spa reserves the right to change the specifications without any notice. Partial or total reproduction of this document is forbidden. TDS 00/2025 Unless otherwise specified, all values are nominal, other values can be provided on request. The images are made for the sole purpose of illustrating the product and are purely indicative. 46 UNIKA - ROLLING STOCK CABLES - UNIRAIL TW – EN 50306-4 300 V – type MMS Table 3
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