united automation limited

united automation limitedSINGLE & THREE–PHASE POWER CONTROL ASSEMBLIESSACPhotograph shows 100A versionFeatures• Control option (see SAC power control assembly order code chart)• 11kW – 72kW three phase.• 15 to 100A, 3 phase or two thirds controlled.• Supply voltage range (RMS) 220 – 480V AC• Phase angle, burst firing logic control or dual control.• Semiconductor fuses fitted.• Naturally cooled.• Dimensions: 340mm(W) x 230mm(H) x 120mm(D)SAC Power Control Assembly Order Code ChartModelSupplyVolts(RMS)SAC 220415440480Enter option:ApplicationCircuit456789LoadCurrent(A)(RMS)15255075100How to select the correct order codeReferring to the single and three-phase power control assemblyapplication chart:1 Verify model2 Select supply voltage3 Select Application circuit (see pages 20-21)4 Select load current5 Select firing mode6 Select control option and codeExample: A 36kW (50A) inductive delta transformer load,connected to a 400V, 3 phase supply, could be controlled inphase-angle firing mode, via a 0-5V signal.The applicable stack code would be SAC - 415 - 6 - 50A (3)FiringModeABLDControlOption CodeExt - 5k Ω pot = (1)0 - 5V DC = (3)0 - 10V DC = (4)4 - 20mA = (8)Other (Please State) = (10)SACA = Phase Angle B = Burst Fire L = Logic Control D = Dual Control( )OrderCode