POWER DISTRIBUTION¶

Main power connector box¶

This is located in the electronics room in the far right corner as you enter the building. The UPS is standing in fornt of it, and the main connector box actually consists of 4 boxes, one for the main switch, one with the UPS switch, one for all the fuses, and a fourth one which houses the fuses of the extension buildings and air conditioning systems.

Input:¶

100A Fuses of main uplink, NH 125A fuses on the other side of the line

80A -> UPS IN
40A -> fuse box

UPS¶

63A fuse -> 63A FI (0.5A)

32A fuse 3Phase 3F-roof,3F-bay
16A 3F1 -> Sockets UPS in Bay/ Weather stations 1-3
25A 3F2 -> Computer rack
16A 3F3 -> PDU3
16A 3F4 -> Moxa modules dust/UPS/CCDpressure
16A 3F5 -> PDU4
16A 3F6 -> Sigrist Dust monitor

Normal 3-phase¶

FI 0.5A -> 230V (1F 1-5)
FI 0.5A 3phase -> 16A 3phase (Sockets 3P Telescope bay)
FI 0.5A 3phase -> 20A Teleskop1,2 (2F-tele1, 2F-tele2)

Normal 1-phase:¶

1F-1: lights
1F-2: <del>Computer Rack 230V (screen etc.)</del>
1F-3: Power sockets elektronics (left of this sign) & spektrograph room
1F-4: Power sockets telescope bay
1F-5: Power sockets electronics-room (to the right of this sign)

UV1: Building extension¶

Klima1 (A/C pump1)
Klima2 (A/C pump2)
Klima3 (A/C electronics room)
condensate pipe - heating A/C 3
WestWing (Lounge) - Sockets left (outside)
WestWing (Lounge) - Sockets right (building side)
WestWing (Lounge) - Sockets general (not in channel)
EastWing (Storage) - Sockets
Light WestWing
Light EastWing

Switchable power distribution units¶

PDU1¶

Located in the computer rack

Connector strip - Fans, KVM, becky
Ethernet switch
Serial port server
Fire
24V for ses & ccd (redundant setup)
Oldsky-1
Oldsky-2
12v/24v power supplies (redundant setup)

PDU2¶