supply of switch mode power supply and diode oring module , supply of items as per following specifications , switch mode power supply , acceptable makes: phoenix / omron / siemens / weidmuller / connectwell / lutze / lambda ( only ) , input: 100 to 240 vac , 50 hz , output: 24 vdc / 20 a , output voltage range: 23 to 27 vdc adjustable , efficiency: 90% or better , cooling: free air convection , mtbf: more than 4 lakh hours , approvals: ul508 listed , ul60950-1 , tuv en60950-1 , overload and overvontage protection: required , protection class: ip20 , output led: dc ok , output contact: built-in relay contact , mounting: din rail , operating temperature: 0 to 70 deg c , features required: transient surge protection and selective fuse breaking . , switch mode power supply , acceptable makes: phoenix / omron / siemens / weidmuller / connectwell / lutze / lambda ( only ) , input: 100 to 240 vac , 50 hz , output: 24 vdc / 10 a , output voltage range: 23 to 27 vdc adjustable , efficiency: 90% or better , cooling: free air convection , mtbf: more than 4 lakh hours , approvals: ul508 listed , ul60950-1 , tuv en60950-1 , overload and overvontage protection: required , protection class: ip20 , output led: dc ok , output contact: built-in relay contact , mounting: din rail , operating temperature: 0 to 70 deg c , features required: transient surge protection and selective fuse breaking . , switch mode power supply , acceptable makes: phoenix / omron / siemens / weidmuller / connectwell / lutze / lambda ( only ) , input: 100 to 240 vac , 50 hz , output: 24 vdc / 5 a , output voltage range: 23 to 27 vdc adjustable , efficiency: 90% or better , cooling: free air convection , mtbf: more than 4 lakh hours , approvals: ul508 listed , ul60950-1 , tuv en60950-1 , overload and overvontage protection: required , protection class: ip20 , output led: dc ok , output contact: built-in relay contact , mounting: din rail , operating temperature: 0 to 70 deg c , features required: transient surge protection and selective fuse breaking . , diode oring module with power diodes for connecting two smps of output rating: 24 vdc / 20 a in parallel for redundancy , efficiency: greater than 96% , mounting: din rail , approvals: ul 508 listed , ul 60950-1 , protection: ip20 . , diode oring module with power diodes for connecting two smps of output rating: 24 vdc / 10 a in parallel for redundancy , efficiency: greater than 96% , mounting: din rail , approvals: ul 508 listed , ul 60950-1 , protection: ip20 .