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HV Return

From HV power supply with floating output. HV1. HV2. HVreturn. Possible connection to chamber frame. From LV power supply with floating output. ALV1. AGND1. DLV1. DGND1. ALV2. AGND2. DLV2. DGND2. Possible connection to chamber frame. AGND2. DGND2.

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HV Return

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  1. From HV power supply with floating output HV1 HV2 HVreturn Possible connection to chamber frame From LV power supply with floating output ALV1 AGND1 DLV1 DGND1 ALV2 AGND2 DLV2 DGND2 Possible connection to chamber frame AGND2 DGND2 40 pin LVDS FEB Out and Test In (X 6) To LB 2 AGND1 DGND1 6 or 10 pin I2C cable (SCL2, SDA2, DGND2) Double Gap 2 FEB Row 2 40 pin LVDS FEB Out and Test In (X 6) FEB Row 1 To/From LB 1 Double Gap 1 HVReturn 6 or 10 pin I2C cable (SCL1, SDA1, DGND1) Copper 2 Copper 1 IRON RPC Grounding Scheme

  2. Rack LV 4 pairs LV distrib. board chip chip From LV power supply with floating output ALV1 AGND1 DLV1 ALV DGND1 shielded cable AGND ALV2 AGND2 DLV DLV2 DGND2 DGND shield IRON – MAGNET safety ground AGND FEB 1 chip chip AGND FEB strip copper chip kapton AGND Double Gap 2 Double Gap 1 DGND Chamber metallic structure AGND FEB 6 HVReturn Copper 2 Copper 1 chamber GND

  3. MAO Rpc-dt MAO rpc-dt LV trigger PP 24 ch – HV - Barrel 24 ch – HV - Endcap HV HV HV HV HV HV HV HV EARTH rack GND reference on the chamber Ground schema for MTCC W+1 LV LV EASY EARTH rack SY1527 GND Iron Control shielded cable BC LV BC HV BC LV BC LV Link Box HV multicond. shielded 10 ch. PP service control 380 3-phase W+2 LV RPC LV MAJISTE HV service 48 V - service service 380 3-phase control Balcony Barack Detector

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