Antares contributions

1
Antares contributions
Contribution of the NIKHEF Electronic Department
to the neutrino telescope Antares.
String power - SPM - LPB
Shore Station
Grounding philosophy
Crate cooling, mechanics and backplane design
assistance
Optical DWDM communication system LINE0
tests Quality system
2400m
350m
500V
50km
JB
Junction Box
String
60m
.5km max
2
Optical receiver and transmitter module
optical wavelength 1550nm region bitrate 1Gbps
3
String power supply
Input fuses
Transformer
48V power supply and Controller part
Cool stud
Power factor correction
Cable connections
Input 500Vac Output 6380V 48V
175W
/ section (5module) (180Wspec)
920W
/ string (5section SCM) (1250Wspec)
4
Local power supply
Input 380V or 48V 33-54W
Output
Imin
Imax
Pmin
Pmax
V
mA
mA
W
W
48
66
400
3.17
20.5
12
0
70
0
0.76
6
0
1000
0
6
5
883
5000
4.42
25
3.3
1989
4700
6.56
15.4
2.5
0
1200
0
3
1.8
0
850
1.53
1.53
5
Cooling issues
Original design
Integrated board design
Material research
Evaluated design