GE Digital Energy SG Series Installation Manual

Also see for Digital Energy SG Series: Operating manual Installation guide

Contents

g GEOPM_SGS_ISG_10K_40K_0US_V010.doc 31/45 Installation Guide SG Series 10, 20, 30 & 40 kVA3.8.5 Power connection separate input utility of SG Series 30 and 40 kVAL1-1X1L1PEPESGT5000_030-040_UPS connection separate_01USL2L3NL2-1L3-1NOFFONOFFON2- INPUT BYPASSL1-2L2-2L3-2X2L3L2L1RECTIFIERINPUT1 - LOADFig. 3.8.5-1 Power connections Separate Input Utility of SG Series 30 and 40 kVASG Series 30 and 40 kVA: Max. rating X1 and X2 terminals: 1 AWG (50mm 2)Separate Input Rectifier / BypassL1-1 Rectifier Phase A L1-2 Bypass Phase AL2-1 Rectifier Phase B L2-2 Bypass Phase BL3-1 Rectifier Phase C L3-2 Bypass Phase CN Neutral (Bypass) PE GroundThe interconnection links BR1, BR2 and BR3 must be removed (see Fig. 3.8.5-2).Output LoadL1 Load Phase A L2 Load Phase B L3 Load Phase CN Neutral PE GroundThe interconnection links BR1, BR2 and BR3 must be removed.Cable terminations are to the Rectifier / Bypass Input Terminals and Load Output Terminals asshown above.Connect wire to the Terminals using appropriate tools and appropriate torque.Torque specification for Input / Output and DC power connections on Terminals: Section 3.8.1.This UPS is only designed to operate in a wye-configured electrical systemwith a solidly grounded neutral.If the UPS is equipped with an input transformer, the secondary of thetransformer must be wye-configured with neutral solidly grounded.