supply of (1) low pressure switch (52255214) (2) control pressure switch (52255215) (3) high pressure switch (52255217)(1) low pressure switch (52255214) (2) control pressure switch (52255215) (3) high pressure switch (52255217),low pressure switch/cutout ( 3.2 - 2.2 bar), set at 30 psi (2.07 bar), auto reset. accepted make : danfoss part no. acb-2ua703w, cat.no.061f7 417 or alco (ps series) or any other make having similar foot print with prior approval of rdso. specn. no. rdso/pe/spec/ac/0187-2016 (rev-0). [ warranty period: 30 months after the date of delivery ] ] , control pressure switch, (18.0 bar-13 bar) set at 18 bar, auto reset. accepted make : danfoss part no. acb-2uc59w or alco (ps series) or any other make having similar foot print with prior approval of rdso.specn.no.rdso/pe/spec/ac/0187-2016 (rev-0). [ warranty period: 30 months after the da te of delivery ] ] , high pressure switch (30 bar-23 bar) set @ 28 bar, auto reset, make : danfoss part no. acb -2uc135w, cat no. 061f9125 or alco(ps series) or any other make having similar foot print with prior approval of rdso. specn. no. rdso/pe/spec/ac/0187-2016 (rev-0). [ warranty period: 30 months after the date of delivery ] ]