1. HCAL HV splice box

2. HV cable:
4 thick wires – HV ( up to 15 kV) transfer;
7 thin wires – bias voltages (< 100 V) transfer;
Shield – to ground on RBX side.
To ground

3. Splice Box, general view
Metal case of splice box is grounded.

4. Splice Box, side and top view
To ground
Shield

5. View on line AA, one channel
Silicon compound RTV112 - Dielectric Strength – 16 kV/mm
Isolation of HV splice connection

6. Connector for BV wires

7. Photo of Splice Box
Metal case of splice box is grounded.

8. Connection of HV cable to detector (RBX)

9. Connection of HV cable to HV power supply