Rockwell Automation 2364F Regenerative DC Bus Supply Unit (RGU) - Manual (Page 78)

Publication 2364F-5.01– October 2003
7-8 Installing Your RGU
Figure 7.5
Isolation Board (TB1 and TB3)
TB 1
TB 3
2
1
2
1
B urden R esistor
Phase T
B urden R esistor
Phase R
Phase T (LEM )
Phase T to
control board
Phase R (LEM )
Phase R to
control board
TB 2
2
1
B urden R esistor
Phase S
Phase S (LEM )
Phase S to
control board
(M and N -code
R G U s only)
Terminal Block
Terminal
Number
Recommended Wiring/Comments
TB1
(Main Control Board)
1, 2, 3, 4, 5,
6
14AWG. 80k differential input resistance. 40k com-
mon-mode input resistance.
7, 8, 9, 10 14AWG. Minimum 1k load resistance.
TB1, TB2, TB3
(Isolation Board)
1 and 2 Resistor sizes are listed in the electrical
specifications table (in Appendix A).
TB5
(Isolation Board)
1, 3, 4, 6, 8,
9
14AWG. 10mA load at 120V.
TB6
(Isolation Board)
1, 2, 3, 4 14AWG. Maximum 1A at 120V.