supply of supply of control panel unitsupply of control panel unit, supply of control panel unit containing 3 nos of smps power supply units and made of 16g powder coated crca sheet provided with all connected safety accessories as per specification and drawing enclosed, indications and controls dedicated for the high power led based 16w catwalk lights as per following specification 1 ) panel containing 3 nos of smps units will be suitable for 21 nos of 16w catwalk lights. specification for each smps unit : 1 ) input voltage : 180 to 260 volts ac 2 ) output voltage : 24 volts dc 3 ) output load : 10 amps each / 7 nos of catwalk lights. 4 ) over voltage protection ripple : 280 v ac preferable make : osse or similar model no :osse / smpsu / 30a. , supply, of control panel unit containing 3 nos. smps power supply units made of 16g powder coat finished crca sheet { enclosed in ms sheet steel ( ip55 ) enclosure } with all connected safety accessories, indications & controls, dedicated for the high power led based 16 w led pit / catwalk lights as per following specification panel containing 3 no%u2019s of smps units, each will be suitable for 7 no%u2019s of pit / catwalk lights total 7x3=21 no%u2019s of pit / walk lights, specification for each smps unit: input voltage: 180v to 260volts, output voltage: 24 volts dc+ / - 1% regulation-c, output current: 10 amps each smps, protection: short circuit proof, over voltage protection, ripple : => limited