Eaton 93PM 150 kW SIAC-B Three-Wire, Installation And Operation Manual, Page: 77 / 106

Eaton 93PM Sidecar Integrated Accessory Cabinet-Bypass (150 kW and 200 kW SIAC-B) Installation and Operation Manual P-164000387—Rev 7 www.eaton.com/powerquality 5-1
Chapter 5 Onelines and Schematics
5.1 Onelines
Figure 5-1, Figure 5-2, and Figure 5-3 show the simplified internal structure of the Sidecar Integrated Accessory
Cabinet-Bypass (SIAC-B) for the following configurations:
l
Two-breaker Maintenance Bypass with a Maintenance Isolation Breaker (MIS) and a Maintenance Bypass
Breaker (MBP)
l
Three-breaker Maintenance Bypass with a MIS, a MBP, and a Bypass Input Breaker (BIB)
l
Four-breaker Maintenance Bypass with a MIS, a MBP, a BIB, and a Rectifier Input Breaker (RIB)
Figure 5-1. Two-Breaker SIAC-B Internal Oneline
200 kW SIAC-B (2-Bre a ker Vers i on)
480 V 3-Phase
S IAC-B Output
to Critical Load
MI S
MBP
Input
Terminals
480 V 3-Phase
Input to
Maintenance
Bypass
Output
Terminals
480 V 3-Phase
Input from
UP
S Inverter
Output
150 kW SIAC-B (2-Bre a ker Vers i on)
NOTE Callout letters A and C map to Table 3-2 or Table 3-4.
A
C