Normal Ac Input And Output Cables Installation; System Connections With Common Normal And Bypass Ac Sources - MGE UPS Systems EX 11RT Installation And User Manual

2.8.2

System Connections with Common Normal and Bypass AC Sources

Figure 2-13: Normal AC Input and Output Cables installation.
Simplified Connection Diagram
AC INPUT
NOTE:
86-86000-00 A01
OFF
O
1
2
OFF
O
To Step-Down
Transformer
(if applicable)
UPSTREAM
CIRCUIT
BREAKER
Bypass AC
(NOT SUPPLIED)
Normal AC
The power module factory default is for the common normal and bypass
AC source (single Main). AC input connections must be made to L1, L2,
and
Proceed as follows:
1. Remove the I/O box from EX 5/7/11RT by
loosening three screws. Knockout appro-
priate circle for your wire style.
CAUTION:
1. See section 2.8.1 to install normal AC
source and output wires per I/O Box
Terminal diagram. Re-install the cover plate
under the I/O Box.
2. Install the I/O Box with three screws.
8
terminals.
Installation
Installation and User Manual
Always connect the
earth ground wire first.
Load to
Transformer Module
2 — 15