MTW

3 coding systems recognise this code

NEC / UL (USA)

SymbolMeaning
MTWMachine tool wire
MTWMachine tool wire, oil-resistant PVC, 90 C. 600 V, 90 C dry, 60 C wet or oil. UL 1063; NEC Article 670

China

SymbolMeaning
MMining Cable
TCopper Conductor
WOil And Open Weather Resistant

IS 1554 (Indian)

SymbolMeaning
MShipboard or Marine Cable
TDouble Steel Tape Armour
WRound Steel Wire