GE Industrial Solutions GERAPID 2508, 4008, 5008, 6008 WITH ARC CHUTE 1X2 - Manual (Page 51)

2011-03-14 S47183De rev.01 Design and specifications are subject to change without notice 51
6.2.2 Layout of control PCB inside control box
Fig. 53 Control box inside.
Slot Control board Z-No. Orientation
1 - - -
2 NEKO unit (ED trip) 128 750 R1 equipment to left
3 Voltage converter 128 730 R2-R4 equipment to left
4 SU-control unit 128 700 equipment to right
5 - - -
6 ST/UVR control unit 128 710 R1, R2 equipment to left
Table 5 Layout of control PCBs inside the control box.
Fig. 54 Control box front view
 Warning: The isolation plates between the control boards
and at the wall of the box must always be present!
 Hint: In older systems, the control boards may be installed
turned 180 °!
6.2.4 Replacement of the control boards
1. OPEN the breaker.
2. Disconnect power supply, and pull out all
the plugs from control box’s terminals.
3. If a NEKO control unit is installed, wait 1
minute until capacitors discharge.
Fig. 55-1 Unscrew and remove all the external plugs
Fig. 55-2 Unscrew four bolts of the box cover
Fig. 55-3 Carefully lower the box cover