Rockwell Automation 1395 DC Drive, 800-1250 Hp, FRN 5.XX-9.30 - Manual (Page 171)

Chapter 6
Start–Up
6-6
•
+5 +/– 0.15 VDC measured at TP58 (+) with respect to TP53 (–) on
the Main Control Board.
•
+12 +/– 0.48 VDC measured at TP54 (+) with respect to TP53 (–)
on the Main Control Board.
•
+24 +/– 6 VDC is measured at the Power Stage Interface (PSI) as
outlined in Table 6.D.
Table 6.D
24VDC Voltage Measurements
Horsepower
400 – 600
700 – 1250
1000 – 2000
Drive Voltage 24VDC Measurement Points
230VAC
460VAC
660VAC
TP1 (+) with respect to TP6 (+)
TP1 (+) with respect to TP6 (+)
TP1 (+) with respect to TP6 (+)
Table 6.E
Voltage Measurements
Test Points
AC VOLTAGES:
L1 to L2
L2 to L3
L3 to L1
TB7–1 to TB7–3
TB5–3 to TB5–4
Rated AC Input
Rated AC Input
Rated AC Input
Rated DC Field Output
115VAC +/–10%
Expected Voltage Measured Voltage
MAIN CONTROL BOARD:
TP51 to TP52
TP55 to TP57
TP56 to TP57
TP58 to TP53
TP54 to TP53
+5 +/– 0.15 VDC
+12 +/– 0.48 VDC
–12 +/– 0.48 VDC
+5 +/– 0.15 VDC
+12 +/– 0.48 VDC
PSI BOARD:
TP1 to TP6
+24 +/– 6 VDC