ATyS FT - ATyS DT Automatic Transfer Switching Equipment from 100 to 400 A Characteristics according to to UL 1008 and CSA-C22.2 No. 178.1-14 100 to 400 A General use rating (A) Frame size Compatible voltage networks Short circuit rating at 480 VAC with fuses (kA) Short circuit current (kA) Fuse link Fuse rating (A) Short circuit rating three phase at 480 VAC with “specific breaker” (kA) Square D : DC , FI , HD , HG ,HJ , HL 100 A Square D : JD, JG , JJ , JL 250 A Square D : JJ, JL, JR 250 A Schneider Electric NSX 400 A Siemens 3VA5 100 A Siemens 3VA5 , 3VA6 150 A Siemens 3VA5 , 3VA6 250 A Eaton FCL , JGS , JGH , JGC 250 A Eaton LGH 400 A GE SFL 250 A Short circuit rating single phase at 240 VAC with “specific breaker” (kA) Square D : DC , FI , HD , HG , HJ , HL 100 A Square D : JD, JG , JJ , JL 250 A Siemens 3VA5 , 3VA6 250 A Eaton LGH 400 A GE SFL 250 A Rated operational current (A) Up to 480 VAC “Resistive load” Up to 480 VAC “Total system” Mechanical endurance Endurance (number of operating cycles) Connection terminal Min. connection section (AWG) Max. connection section (AWG) Associated lugs Power supply Switch Supply voltage (VAC) Controller supply voltage (VAC) Minimum Switching time(1) (ms) Contact transfer time Normal to Alternate(2) Contact transfer time Alternate to Normal(2) Total transfer time Normal to Alternate(3) Total transfer time Alternate to Normal(3) 24 21 100 410 24 21 100 410 (1) All switching time measured offload, with 240 VAC networks may vary according to network voltage and load type. (2) Time for which load is disconnected from both source 1 and source 2 with both sources available. (3) Total time to transfer including detection of source failure and transfer times (all customer adjustable timers set to 0 and specific functions disabled). #6, 14 AWG 1/0 CMC LA300R , ILSCO D0957 #6 250 KCMIL CMC LA300R , ILSCO D2831 194-304 84-575 30 27 100 410 30 27 100 410 100 F1 200 260 F2 240 V 2 wires, 208 V 3 wires, 120 V 2 wires , 120/240 V 3 wires, 120/208 V 4 wires, 277/480 4 wires , 480 V 3 wires 100 J 400 50 50 - - 50 50 50 35 - - 50 50 - - - 100 100 100 J 400 50 50 - - 50 50 50 35 - - 50 50 - - - 200 200 6050 #4 300 KCMIL CMC LA630R, ILSCO D3096-22 #4 600KCMIL 100 J 600 - - 100 65 - - 65 - 50 65 - - 65 50 100 260 260 100 J 600 - - 100 65 - - 65 - 50 65 - - 65 50 100 400 400 400 General Catalog UL/CSA Ed. 3 176
