Ctr Manufacturing Industries Ltd. Manufactures Operator Safety Devices for Machinery. Ctr Manufacturing Industries Ltd. Also supplies other products like Flange mounted on load tap changers [oltc] for transformers, pressed steel radiators for power transformers, transformer explosion prevention and fire extinguishing system, rim seal fire protection system for petroleum storage tanks etc.Operator Safety Devices for Machinery includes safety edges, safety interlocks and safety bumpers. Operator Safety Devices for Machinery is used at machine guards, lifting tables, theatre stages, huge sharpened machines etc. The Operator Safety Devices for Machinery are very safe, easy to use and very robust.